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HomeMy WebLinkAboutTETRA TECH EC, INC.INSURANCE o., , WORK MAY PROCEED UNTIL INSURANCE EXPIRES A-2025-018-08 CITY CL Rr, DATE, MAY 2 0 2025 AGREEMENT WITH TETRA TECH TO PROVIDE ON -CALL WATER RESOURCES ENGINEERING SERVICES : P ry k Col THIS AGREEMENT is made and entered into on this 18Tn day of February, 2025 by and between j gV hk M UP) Tetra Tech EC, Inc., a Delaware corporation ("Consultant"), and the City of Santa Ana, a charter city and municipal corporation organized and existing under the Constitution and laws of the State of California ("City"). RECITALS A. On June 25, 2024, the City issued Request for Proposals No. 24-083, by which it sought Consultants to provide on -call water resources engineering services on behalf of the City of Santa Ana's Public Works Agency. B. Consultant submitted a responsive proposal that was among those selected by the City. Consultant represents that it is able and willing to provide the services described in the scope of work that was included in RFP No. 24-083 and attached as Exhibit A. Consultant's proposal shall be incorporated by reference as though fully attached here to this Agreement. C. Consultant was selected as one of nine (9) vendors which qualified for this engagement. Only those consultants approved by the City Council on February 18, 2025 shall be eligible to be engaged by the City for these services. D. In undertaking the performance of this Agreement, Consultant represents that it is knowledgeable in its field and that any services performed by Consultant under this Agreement will be performed in compliance with such standards as may reasonably be expected from a professional consulting firm in the field. NOW THEREFORE, in consideration of the mutual and respective promises, and subject to the terms and conditions hereinafter set forth, the parties agree as follows: 1. SCOPE OF SERVICES On an on -call basis, and the City's sole discretion, Consultant shall perform during the term of this Agreement, the tasks and obligations including all labor, materials, tools, equipment, and incidental customary work required to fully and adequately complete the services described and set forth in Scope of Services - Exhibit A, attached hereto and incorporated by reference. 2. COMPENSATION a. City neither warrants nor guarantees any minimum or maximum compensation to Consultant shall be paid only for actual services performed under this Agreement at the rates and charges identified in Exhibit B. Consultant is one of nine (9) consultants selected under RFP 24-083. The total compensation for these services provided by all such consultants selected under RFP 24-083 shall not exceed the shared aggregate amount of Two Million Dollars ($2,000,000) during the term of the Agreement, Page 1 of 9 #2010327v1 including any extension periods. b. Payment by City shall be made within forty-five (45) days following receipt of proper invoice evidencing work performed, subject to City accounting procedures. City and Consultant agree that all payments due and owing under this Agreement shall be made through Automated Clearing House (ACH) transfers. Consultant agrees to execute the City's standard ACH Vendor Payment Authorization and provide required documentation. Upon verification of the data provided, the City will be authorized to deposit payments directly into Consultant's account(s) with financial institutions. Payment need not be made for work which fails to meet the standards of performance set forth in the Recitals which may reasonably be expected by City. 3. TERM This Agreement shall commence on the date first written above for a three (3) year term with the option for the City to grant up to two (2) one (1) year renewals, exercisable by a writing by the City Manager and the City Attorney, unless terminated earlier in accordance with Section 15, below. 4. INDEPENDENT CONTRACTOR Consultant shall, during the entire term of this Agreement, be construed to be an independent Consultant and not an employee of the City. This Agreement is not intended nor shall it be construed to create an employer -employee relationship, a joint venture relationship, or to allow the City to exercise discretion or control over the professional manner in which Consultant performs the services which are the subject matter of this Agreement; however, the services to be provided by Consultant shall be provided in a manner consistent with all applicable standards and regulations governing such services. Consultant shall pay all salaries and wages, employer's social security taxes, unemployment insurance and similar taxes relating to employees and shall be responsible for all applicable withholding taxes. 5. OWNERSHIP OF MATERIALS This Agreement creates a non-exclusive and perpetual license for City to copy, use, modify, reuse, or sublicense any and all copyrights, designs, and other intellectual property embodied in plans, specifications, studies, drawings, estimates, and other documents or works of authorship fixed in any tangible medium of expression, including but not limited to, physical drawings or data magnetically or otherwise recorded on computer diskettes, which are prepared or caused to be prepared by Consultant under this Agreement ("Documents & Data"). Consultant shall require all subcontractors to agree in writing that City is granted a non-exclusive and perpetual license for any Documents & Data the subcontractor prepares under this Agreement. Consultant represents and warrants that Consultant has the legal right to license any and all Documents & Data. Consultant makes no such representation and warranty in regard to Documents & Data which were provided to Consultant by the City. City shall not be limited in any way in its use of the Documents and Data at any time, provided that any such use not within the purposes intended by this Agreement shall be at City's sole risk. Page 2 of 9 #2010327v1 6. INSURANCE Prior to undertaking performance of work under this Agreement, Consultant shall maintain and shall require any subcontractors to obtain and maintain insurance as described below for the entire Term of this Agreement against claims for injuries to persons or damage to property which may arise from or in connection with services, products and materials supplied to City. Total cost of such insurance shall be borne by Consultant. MINIMUM SCOPE AND LIMIT OF INSURANCE 1. Commercial General Liability (CGL): Insurance Services Office Form CG 00 01covering CGL on an "occurrence" basis, including products and completed operations, property damage, bodily injury and personal & advertising injury with limits no less than $2,000,000 per occurrence and $4,000,000 aggregate. Required policy limits can be met with primary and umbrella/excess insurance policies. Automobile Liability: Insurance Services Office Form CA 00 01 covering Code 1 (any auto), with limits no less than $1,000,000 combined single limits. In the event Consultant does not maintain commercial automobile liability insurance, City will accept evidence of personal automobile insurance. 3. Workers' Compensation: as required by the State of California, with Statutory Limits, and Employer's Liability Insurance with limit of no less than $1,000,000 per accident, policy or employee, for bodily injury or disease. Coverage is not required if Consultant has no employees and signs request to waive such insurance. 4. Professional Liability Insurance: with limits no less than $1,000,000 per occurrence or claim, and $2,000,000 aggregate. If Consultant maintains broader coverage and/or higher limits than the minimum requirements for each line of coverage shown above, City requires and shall be entitled to the broader coverage and/or the higher limits maintained by Consultant. Any available insurance proceeds in excess of the specified minimum limits of insurance and coverage shall be available to City. Other Insurance Provisions The above required insurance policies are to contain or be endorsed to contain the following provisions: 1. City, its City Council, its officers, officials, employees, agents, and volunteers are to be covered as additional insureds, under Consultant's CGL, Professional Liability, and Automobile Liability policies, with respect to any liability arising out of work or operations performed by or on behalf of the Instructor including materials, parts, equipment, and personnel furnished in connection with such work or operations. 2. Consultant's Insurance company(ies) agrees to waive all rights of subrogation against City, its City Council, its officers, officials, employees, agents, and volunteers for losses paid Page 3 of 9 #2010327v1 under the terms of any policy which arise from work performed by Consultant under this Agreement. 3. For any claims related to this contract, Consultant's insurance coverage shall be primary and any insurance maintained by City, its City Council, its officers, officials, employees, agents, or volunteers shall not contribute with it. 4. A severability of interest provision must apply for all the additional insureds, ensuring that Consultant's insurance shall apply separately to each insured against whom a claim is made or suit is brought, except with respect to the insurer's limits of liability. 5. Insurance policies required herein shall provide that coverage shall not be canceled, suspended, voided, reduced in coverage or in limits, non -renewed by the carrier, or materially changed except after thirty (30) days prior written notice has been given to City. Ten (10) days prior written notice shall be provided to City for policy cancellation or non - renewal due to non-payment of premium. 6. Certificate Holder on each Evidence of Insurance certificate shall be: City of Santa Ana, Attention: Public Works Agency, 20 Civic Center Plaza (M-21), Santa Ana, CA 92701. The name and location of project must be included in the Description of Operations section of each certificate. Self -Insured Retentions Self -insured retentions must be declared to and approved by the City. The City may require the Consultant to purchase coverage with a lower retention or provide proof of ability to pay losses and related investigations, claim administration, and defense expenses within the retention. Acceptability of Insurers Insurance is to be placed with insurers authorized to conduct business in the State of California with a current A.M. Best rating of no less than A:VII, unless otherwise acceptable to City. Verification of Coverage Consultant shall furnish City with original Certificates of Insurance including all required amendatory endorsements (or copies of the applicable policy language effecting coverage required by this clause) and a copy of the Declarations and Endorsement Page of the CGL policy listing all policy endorsements before work begins. However, failure to obtain the required documents prior to the work beginning shall not waive Consultant's obligation to provide them. City reserves the right to require complete, certified copies of all required insurance policies, including endorsements required by these specifications, at any time. Special Risks or Circumstances City reserves the right to modify these requirements, including limits, based on the nature of the risk, prior experience, insurer, coverage, or other special circumstances. INDEMNIFICATION Consultant agrees to defend, and shall indemnify and hold harmless the City, its officers, agents, employees, contractors, special counsel, and representatives from liability: (1) for personal injury, damages, just compensation, restitution, judicial or equitable relief arising out of claims for personal injury, including death, and claims for property damage, which may arise from the Page 4 of 9 #2010327v1 negligent operations of the Consultant, its subcontractors, agents, employees, or other persons acting on its behalf which relates to the services described in section 1 of this Agreement; and (2) from any claim that personal injury, damages, just compensation, restitution, judicial or equitable relief is due by reason of the terms of or effects arising from this Agreement. This indemnity and hold harmless agreement applies to all claims for damages, just compensation, restitution, judicial or equitable relief suffered, or alleged to have been suffered, by reason of the events referred to in this Section or by reason of the terms of, or effects, arising from this Agreement. The Consultant further agrees to indemnify, hold harmless, and pay all costs for the defense of the City, including fees and costs for special counsel to be selected by the City, regarding any action by a third party challenging the validity of this Agreement, or asserting that personal injury, damages, just compensation, restitution, judicial or equitable relief due to personal or property rights arises by reason of the terms of, or effects arising from this Agreement. City may make all reasonable decisions with respect to its representation in any legal proceeding. Notwithstanding the foregoing, to the extent Consultant's services are subject to Civil Code Section 2782.8, the above indemnity shall be limited, to the extent required by Civil Code Section 2782.8, to claims that arise out of, pertain to, or relate to the negligence, recklessness, or willful misconduct of the Consultant. 8. INTELLECTUAL PROPERTY INDEMNIFICATION Consultant shall defend and indemnify the City, its officers, agents, representatives, and employees against any and all liability, including costs, for infringement of any United States' letters patent, trademark, or copyright infringement, including costs, contained in the work product or documents provided by Consultant to the City pursuant to this Agreement. 9. RECORDS Consultant shall keep records and invoices in connection with the work to be performed under this Agreement. Consultant shall maintain complete and accurate records with respect to the costs incurred under this Agreement and any services, expenditures, and disbursements charged to the City for a minimum period of three (3) years, or for any longer period required by law, from the date of final payment to Consultant under this Agreement. All such records and invoices shall be clearly identifiable. Consultant shall allow a representative of the City to examine, audit, and make transcripts or copies of such records and any other documents created pursuant to this Agreement during regular business hours. Consultant shall allow inspection of all work, data, documents, proceedings, and activities related to this Agreement for a period of three (3) years from the date of final payment to Consultant under this Agreement. 10. CONFIDENTIALITY If Consultant receives from the City information which due to the nature of such information is reasonably understood to be confidential and/or proprietary, Consultant agrees that it shall not use or disclose such information except in the performance of this Agreement, and further agrees to exercise the same degree of care it uses to protect its own information of like importance, but in no event less than reasonable care. "Confidential Information" shall include all nonpublic information. Confidential information includes not only written information, but also information transferred orally, visually, electronically, or by other means. Confidential Page 5 of 9 #2010327v1 information disclosed to either party by any subsidiary and/or agent of the other party is covered by this Agreement. The foregoing obligations of non-use and nondisclosure shall not apply to any information that (a) has been disclosed in publicly available sources; (b) is, through no fault of the Consultant disclosed in a publicly available source; (c) is in rightful possession of the Consultant without an obligation of confidentiality; (d) is required to be disclosed by operation of law; or (e) is independently developed by the Consultant without reference to information disclosed by the City. 11. CONFLICT OF INTEREST CLAUSE Consultant covenants that it presently has no interests and shall not have interests, direct or indirect, which would conflict in any manner with performance of services specified under this Agreement. 12. NON-DISCRIMINATION Consultant shall not discriminate because of race, color, creed, religion, sex, marital status, sexual orientation, gender identity, gender expression, gender, medical conditions, genetic information, or military and veteran status, age, national origin, ancestry, or disability, as defined and prohibited by applicable law, in the recruitment, selection, teaching, training, utilization, promotion, termination or other employment related activities or any services provided under this Agreement. Consultant affirms that it is an equal opportunity employer and shall comply with all applicable federal, state and local laws and regulations. 13. EXCLUSIVITY AND AMENDMENT This Agreement represents the complete and exclusive statement between the City and Consultant, and supersedes any and all other agreements, oral or written, between the parties. In the event of a conflict between the terms of this Agreement and any attachments hereto, the terms of this Agreement shall prevail. This Agreement may not be modified except by written instrument signed by the City and by an authorized representative of Consultant. The parties agree that any terms or conditions of any purchase order or other instrument that are inconsistent with, or in addition to, the terms and conditions hereof, shall not bind or obligate Consultant or the City. Each party to this Agreement acknowledges that no representations, inducements, promises or agreements, orally or otherwise, have been made by any party, or anyone acting on behalf of any party, which is not embodied herein. 14. ASSIGNMENT Inasmuch as this Agreement is intended to secure the specialized services of Consultant, Consultant may not assign, transfer, delegate, or subcontract any interest herein without the prior written consent of the City and any such assignment, transfer, delegation or subcontract without the City's prior written consent shall be considered null and void. Nothing in this Agreement shall be construed to limit the City's ability to have any of the services which are the subject to this Agreement performed by City personnel or by other Consultants retained by City. Page 6 of 9 #2010327vi 15. TERMINATION This Agreement may be terminated by the City upon thirty (30) days written notice of termination. In such event, Consultant shall be entitled to receive and the City shall pay Consultant compensation for all services performed by Consultant prior to receipt of such notice of termination, subject to the following conditions: a. As a condition of such payment, the Executive Director may require Consultant to deliver to the City all work product(s) completed as of such date, and in such case such work product shall be the property of the City unless prohibited by law, and Consultant consents to the City's use thereof for such purposes as the City deems appropriate. b. Payment need not be made for work which fails to meet the standard of performance specified in the Recitals of this Agreement. 16. WAIVER No waiver of breach, failure of any condition, or any right or remedy contained in or granted by the provisions of this Agreement shall be effective unless it is in writing and signed by the party waiving the breach, failure, right or remedy. No waiver of any breach, failure or right, or remedy shall be deemed a waiver of any other breach, failure, right or remedy, whether or not similar, nor shall any waiver constitute a continuing waiver unless the writing so specifies. 17. JURISDICTION - VENUE This Agreement has been executed and delivered in the State of California and the validity, interpretation, performance, and enforcement of any of the clauses of this Agreement shall be determined and governed by the laws of the State of California. Both parties further agree that Orange County, California, shall be the venue for any action or proceeding that may be brought or arise out of, in connection with or by reason of this Agreement. 18. PROFESSIONAL LICENSES Consultant shall, throughout the term of this Agreement, maintain all necessary licenses, permits, approvals, waivers, and exemptions necessary for the provision of the services hereunder and required by the laws and regulations of the United States, the State of California, the City of Santa Ana and all other governmental agencies. Consultant shall notify the City immediately and in writing of its inability to obtain or maintain such permits, licenses, approvals, waivers, and exemptions. Said inability shall be cause for termination of this Agreement. 19. NOTICE Any notice, tender, demand, delivery, or other communication pursuant to this Agreement shall be in writing and shall be deemed to be properly given if delivered in person or mailed by first class or certified mail, postage prepaid, or sent by fax or other telegraphic communication in the manner provided in this Section, to the following persons: Page 7 of 9 #2010327vl To City: City Clerk City of Santa Ana 20 Civic Center Plaza (M-30) P.O. Box 1988 Santa Ana, CA 92702-1988 With courtesy copies to: Executive Director, Public Works Agency City of Santa Ana 20 Civic Center Plaza (M-21) P.O. Box 1988 Santa Ana, California 92702 To Consultant: Tetra Tech EC, Inc. Attn: Tom Epperson, Vice President 17885 Von Karman Ave., Ste. 500 Irvine, CA 92614-5227 A party may change its address by giving notice in writing to the other party. Thereafter, any communication shall be addressed and transmitted to the new address. If sent by mail, communication shall be effective or deemed to have been given three (3) days after it has been deposited in the United States mail, duly registered or certified, with postage prepaid, and addressed as set forth above. If sent by fax, communication shall be effective or deemed to have been given twenty-four (24) hours after the time set forth on the transmission report issued by the transmitting facsimile machine, addressed as set forth above. For purposes of calculating these time frames, weekends, federal, state, County or City holidays shall be excluded. 20. MISCELLANEOUS PROVISIONS a. Each undersigned represents and warrants that its signature herein below has the power, authority and right to bind their respective parties to each of the terms of this Agreement, and shall indemnify City fully, including reasonable costs and attorney's fees, for any injuries or damages to City in the event that such authority or power is not, in fact, held by the signatory or is withdrawn. b. All Exhibits referenced herein and attached hereto shall be incorporated as if fully set forth in the body of this Agreement. [signature page to follow] Page S of 9 #2010327vl IN WITNESS WHEREOF, the parties hereto have executed this Agreement the date and year first above written. ATTEST: CITY OF SANTA .' - of rtr City Manager o Nufiez APPROVED AS TO FORM: SONIA R. CARVALHO City Attorney By: Kyle esen Assigtknt City Attorney RECOMMENDED FOR APPROVAL: Digitally signed by Nabil Saba patel2 25.01.29 13:37:30-08'00' Nabil Saba, P.E. Executive Director Public Works Agency TETRA TECH Tom Epperson, PE Vice President Page 9 of 9 #2010327v1 EXHIBIT A SCOPE OF SERVICES #2010327v1 (9) CITY OF SANTA ANA EXHIBIT I SCOPE OF SERVICES Contractor/Consultant shall perform services as set forth below. INTRODUCTION/BACKGROUND The City of Santa Ana intends (City) to select several qualified firms to provide professional services for a variety of projects and programs on an as -needed or "on -call' basis. Each firm selected will enter into a Professional Services Agreement to provide such services. Throughout the term of the Professional Services Agreement, the City may request task order proposals for individual projects and/or programs as the need for such services arises. The task order proposal fee shall be based on the hourly rates provided by the firm in response to this RFP. If a task order proposal is selected, a Notice -to -Proceed will be issued based on an agreed -upon specific scope of services and fee for that task order. The firm may utilize in-house staff and/or sub -consultants to complete each task order. For specialized work for which the prime consultant shall require a sub -consultant, the prime consultant shall serve as an administrative liaison between the City and the sub -consultant, and include these administrative costs in their proposed project management fees. Prime consultant mark-ups for sub -consultant work will not be allowed. SCOPE OF SERVICES Provide professional engineering services for planning, design, and construction support for domestic water, recycled water, sanitary sewer, storm sewer, and related facility projects. In general, each task order shall include, at minimum, the following project management services: • Project Schedule Create schedules with the critical milestones for the major tasks involved in a project. Update the schedule monthly, or more often, as required by the City. Schedules shall be submitted in PDF format unless other format is requested by the City. • Meetings Attend meetings and/or job walks, as requested by the City. Prepare meeting agendas and meeting minutes. EXHIBIT I - 1 CITY OF SANTA ANA Monthly Proiect Status Report Prepare Monthly Project Status Reports that show an accurate accountability of work effort rendered and a continuous appraising and monitoring of both work progress and financial conditions on a project. The fee for project management services, including time and related expenses, shall be included in each task order proposal. Firms may propose on any category listed below (1-5). The services to be performed may include, but shall not be limited to, the following: 1. PLANNING, RESOURCES, AND DESIGN Provide water engineering services to conduct water capital improvement projects, which may involve one or multiple disciplines, including planning studies, hydraulic modeling, feasibility studies, design of pipelines, wells, pump stations, pressure regulating stations, reservoirs, water quality and water treatment, waste and recycled water quality and treatment, hydrogeology, engineering support during construction, and encompassing associated services such as Architecture, Structural, Civil, Mechanical, HVAC, Landscape Architecture, Geotechnical, Environmental, Electrical, Instrumentation, and Control. a. Planning Studies and Feasibility Studies Provide engineering, financial, and planning services to perform pipeline alignment and facility siting studies, water system planning studies, recycled water system planning and feasibility studies, water demand and supply studies, rate studies, asset management, and other studies that may be required in water system planning. Provide consulting services related to water resources and conservation. Studies may include water supply assessments, water supply verifications, urban water management plans, water use surveys and others studies that may be required for water resources and conservation programs b. Hydraulic Modeling Perform Water System Master Planning including Comprehensive Studies, Hydraulic Analysis, Transient Analysis, Fire Flow Analysis, and Flow Optimization. c. Condition Assessment Provide comprehensive condition assessment of the City's water system, including seismic, structural, security and vulnerability. Assessment of the structural integrity of the pipe shall include identifying leaks, pipe damage, pipe defect, loss of pipe wall thickness due to corrosion or erosion, etc., along the length of the pipe. Provide reports and memorandums with maps and exhibits as required to detail results of the study including likelihood of failure, risk and consequence of failure. Reports and/or technical memorandums shall also include detailed explanation of data collected and used for the study, any assumptions made as well as recommendations for short-term and long-term risk mitigation strategies. EXHIBIT I - 2 Ell d. Design Services CITY OF SANTA ANA Provide consulting services for the design of water facilities, including water wells, pump stations, pressure regulating stations, reservoirs, water quality and treatment, water mains, recycled water supply and distribution facilities, associated appurtenances, as well as other related components of the facilities such as buildings, landscape, grading, drainage, etc. for a complete and operative project. e. Other Related Services Provide other related services including, but not limited to, the following: i. Architecture Provide consulting services for architectural design, architectural renderings, line - of -sight analyses, building sections, code interpretation issues and other architectural related issue. ii. Structural Provide consulting services for structural investigations of the City's existing facilities, seismic analysis, miscellaneous structural calculations, and design on the City's existing and proposed systems and structures. iii. Civil Provide consulting services for general engineering services as required for the project. Scope of work may include but is not limited to site design, street improvements, grading, drainage, preparation of Water Quality Management, Erosion Control, and Stormwater Pollution Prevention Plans, and related calculations and reports as necessary. iv. Mechanical, HVAC Provide consultation, engineering, and design services on modification, upgrade, and replacement of existing mechanical and HVAC systems, including piping, plumbing, support systems, controls, code interpretation, and related calculations as necessary. v. Landscape Architecture Provide consulting services for landscape architecture design, including landscape planting plans, renderings and views of proposed landscape plantings, and landscape installation inspection services. Provide consultation for irrigation system design and inspection. EXHIBIT I - 3 0 CITY OF SANTA ANA vi. Geotechnical Engineering Services Conduct geotechnical investigations, including field explorations and tests, laboratory tests, and seismic investigations, to assess the general conditions of a project site area and prepare geotechnical reports of final design and construction recommendations. Field explorations may require drilling plans and classification of underlying soils and must be done under the supervision of a licensed geotechnical engineer or registered geologist. Investigations may include slope stability analysis of reservoir embankments, foundations, retaining walls, and dams and earthen dam monitoring and inspection to comply with California Department of Water Resources, Division of Safety of Dams (DSOD) and other City requirements. Provide seismic hazard analyses and site -specific seismic criteria, as needed, for project design. vii. Hydrogeology Provide consulting services on groundwater issues related to and including rehabilitation of existing potable water production wells, siting and design of new potable water production wells, destruction of inactive wells, evaluation of contamination plumes, and groundwater modeling. Evaluate the hydrogeology of proposed potable water production well sites and investigate proposed wells. Determine design parameters and requirements necessary to drill, operate, and maintain proposed wells; proposed well construction (casing diameter, locations of perforated intervals); and proposed operation of wells. Prepare Drinking Water Source Assessment and Protection (DWSAP) plans for proposed potable water production wells. Provide inspection, hydrogeologic analysis and recommendations during new potable water production well drilling and existing well destruction activities, including, but not limited to, on site consulting geologists, geological sampling and formation analysis, geophysical logging and interpretation, sieve analyses, final well construction recommendations, and quality assurance and assistance in achieving conformance with the construction specifications and applicable codes and standards. viii. Environmental Compliance Services Provide consulting services for the preparation of environmental documents and support studies to comply with California Environmental Quality Act (CEQA), which may include an Initial Study, Negative Declaration, Mitigated Negative Declaration, Addendum, or Environmental Impact Report, or Supplement or Subsequent EIR, National Environmental Policy Act (NEPA) when complying with federal grants, permit applications with support studies, aesthetic simulations, and other environmental compliance tasks that may be needed. EXHIBIT I - 4 W'a:' _CITY OF ix. Recycled Water Compliance Provide assistance with compliance requirements for recycled water treatment and distribution system monitoring and reporting. x. Electrical, Instrumentation & Control Services Provide consultation, engineering, and design services on modification, upgrade, troubleshooting, restarting, adjusting control settings, and replacement of existing electrical systems, including motor control centers, motor starters, electrical panels, and instrumentation and control systems, including SCADA systems. A. Engineering Support During Bidding and Construction Review and respond to RFI's and review and approve shop drawings submitted by contractor for conformance with the contract documents. Review progress reports and payments as required. Prepare supplementary sketches and details, as required, to resolve field construction problems that may be encountered. Provide project inspection as needed. Provide assistance in ensuring regulatory compliance, as needed. Prepare the "as constructed" corrections to the original drawings and specifications. Attend meetings on behalf of the City and assist in Public Relations, as needed. xii. Plan Check Services Provide consulting services for plan checking improvement plans to determine compliance with applicable standards, guidelines, policies, rules, ordinances, and codes. 2. CONSTRUCTION MANAGEMENT Provide construction management and inspection services during construction. The tasks of construction management and inspection shall include, but not be limited to: a. Construction Management and Coordination with Contractor Provide construction management and coordinate as needed for the project. Review and coordinate construction schedule and activities; conduct and attend meetings on behalf of the City. Provide permit compliance documentation, follow up, and support for all permits and clearances required on a project. The construction management team may also be asked to attend meetings and assist in maintaining public relations as needed. b. Project Administration Provide review of, recommend, and prepare change order(s) and/or extra work order(s) as needed on construction project. Coordinate and process RFI's and shop drawings submittals, and ensure construction conformance with the contract documents. Review and adjust progress pay estimates prepared and submitted by the contractor for conformance with the contract documents. EXHIBIT I - 5 aCITY OF SANTA ANA c. Construction Inspection Provide construction inspection by qualified inspectors and maintain daily inspection reports, construction progress reports, and project logs, etc., of the progress of the construction work. Secure record drawing information from the construction contractor. Provide start-up support for a Project, including final acceptance testing, support, and final completion sign off. Prepare the Final Construction Report. 3. PIPELINE DESIGN Provide consulting services for the design of water mains, transmission mains, siphons and associated appurtenances. Provide preliminary and final design services including the preparation of plans, specifications, and cost estimates. Provide bidding assistance, construction support, and final as-builts as needed for projects. 4. ELECTRICAL, INSTRUMENTATION & CONTROL SERVICES Provide consultation, engineering, and design services on modification, upgrade, troubleshooting, restarting, adjusting control settings, and replacement of existing electrical systems, including motor control centers, motor starters, electrical panels, and instrumentation and control systems, including SCADA systems components, instrumentation, communication system components, security cameras, door/gate access controls, information technology for SCADA system and cybersecurity support for PLC/HMI/OIT software and custom applications for the City Water System. 5. GEOTECHNICAL ENGINEERING SERVICES Conduct geotechnical investigations, including field explorations and tests, laboratory tests, and seismic investigations, to assess the general conditions of a project site area and prepare geotechnical reports of final design and construction recommendations. Field explorations may require drilling plans and classification of underlying soils and must be done under the supervision of a licensed geotechnical engineer or registered geologist. Investigations may include slope stability analysis of reservoir embankments, foundations, retaining walls, and dams and earthen dam monitoring and inspection to comply with California Department of Water Resources, Division of Safety of Dams (DSOD) and other City requirements. Provide seismic hazard analyses and site -specific seismic criteria, as needed, for project design. Proposals shall explicitly state which category listed above (1-5) is being proposing on. If there are any exceptions to the core of requested services above, proposers shall list said exceptions in their proposal (matrix form). GENERAL REQUIREMENTS AND PROJECT DELIVERABLES The Consultant's services for plans specifications and estimates (PS&E) for engineering projects and special studies/investigations shall be in conformance, if applicable, with the following: Title 24 of the California Code of Regulations (California Building Standards Code), American Water EXHIBIT I - 6 CITY OF SANTA ANA Works Association, California Department of Transportation, Americans with Disabilities Act, City of Santa Ana Municipal Code (SAMC), professional Standards established by the City, and any other federal, state, or local guidelines required in the project. As part of the PS&E package, the Consultant shall prepare the special provisions pertaining to the items of work included in the plans that are not addressed on the latest editions of the applicable standards. The Consultant shall have complete responsibility for the accuracy and completeness of all documents and plans prepared. The plans will be reviewed by the City of Santa Ana for conformity with the requirements of the Agreement. Reviews by the City of Santa Ana DO NOT include detailed review or checking of design for the accuracy with which such designs are depicted in the documents and the plans. The documents and plans furnished under the Agreement shall be of a quality acceptable to the City of Santa Ana. The criteria for acceptance shall be a product of neat appearance, well organized, technically and grammatically correct, checked and dated, and having the maker and checker identified. The Consultant shall have project management control procedures in effect during the entire time work is being performed under the Agreement. This task shall include the following: Project Management Plan- the consultant shall provide a detail management plan including information and coordination with other agencies to ensure compliance and completion of the (PS&E) packages. This plan shall include all milestones and task breakdown for each of the tasks and subtasks included therein. The project management shall be submitted to the Project Manager for review and within 15 calendar days of the issued Notice to Proceed Deliverables • Quality Control/Quality Assurance (QA/QC) Plan • Project Schedule/Invoicing • Project Correspondence In case of conflict, ambiguities, discrepancies, errors, or omissions, the consultant shall submit the matter to the City for clarification. CITY RESPONSIBILITIES The City will provide information in its possession relevant to the preparation of the required information in the RFP. The City will provide only the staff assistance and the documentation specifically in referred to herein. • Furnish scope of work and provide general direction as needed for the assigned project • All plan check coordination within the City EXHIBIT I - 7 (9) CITY OF SANTA ANA • Advertise, award, and administer of construction contract • Electronic files (sample plans & specifications, City of Santa Ana's CADD Standards) • Electronic files for title sheets and sheet borders • Facilitate meeting space and coordination and City facilities FEE PROPOSAL In addition to Section III.B.3 (Submittal Requirements: Fee Proposal) fee schedule shall be structured as follows: The fee proposal shall include the firm's standard hourly fee schedule, and/or project fee schedule where applicable and as outlined in this document. A list of all positions and hourly rates required to perform the services described herein. A more detailed scope of work will be provided when/if a Task Order proposal is requested of a consultant. All tasks orders shall include the staff title, hours, hourly rate and totals as related to the project. OTHER TERMS AND CONDITIONS 1. The project will be implemented in compliance with the City of Santa Ana's policies, as well as Prevailing Wages and State/Federal Requirements. 2. The City regards the inclusion of California based designs, engineering, and construction professionals, facilities, and services as part of the Team to be highly desirable, but not mandatory. 3. The City reserves the right to amend this Request for Proposal by addendum prior to the final dates of submission. 4. All reports, proposals, or other data or materials which are submitted shall become the sole property of the City of Santa Ana with the exception of the confidential Financial Capacity information and fee proposals. 5. All products used or developed in the execution of any contract resulting from this request will remain in the public domain at the completion of this project. 6. The City has an affirmative action program. The purpose of the affirmative action program is to encourage certified minority business enterprises and women business enterprises. All submitting firms must have established affirmative action programs approvable by the City. During the RFP stage, all firms will need to complete a "Certification of Non - Discrimination by Contractors" for each firm on their team. EXHIBIT I - 8 EXHIBIT B COMPENSATION Fee Proposal including hourly rates if applicable #2010327v1 NTETRA TECH July 23, 2024 Robert Aguirre, PE Project Manager City of Santa Ana - Public Works Agency 220 S. Daisy Ave., M-85 Santa Ana, CA 92703 Reference: Hourly Rate Schedule for On -Call Water Resources Engineering Services — RFP No. 24-083 Dear Mr. Aguirre, For your consideration, Tetra Tech is pleased to submit our Hourly Rate Schedule to the City of Santa Ana for the On -Call Water Resources Engineering Services contract. Also included are Fee Schedules for our named Subconsultants as follows: • Hydrogeology: Richard C. Slade &Associates • Design Survey/Mapping: Metz Surveying • Condition Assessment: V&A Consultants • Geotechnical: Verdantas, Inc. All Hourly Rate Schedules will remain valid for a minimum of one hundred eighty (180) days from the date of submittal. Tetra Tech understands the importance of this contract and looks forward to the opportunity to bring the best possible service to the City and its residents. Should you require additional information or have any questions, please feel free to contact me at (949) 809-5156 or via email at tom.epperson@tetratech.com. Respe Ily submitted, Tom Eppers n, P6 E Vice President Attachments M:\Marketing\PraposalsvY 2024\SantaAna CA On -Call Water Resources 17885 Von Karman Avenue, Suite 500, Irvine, CA 92614-5227 Tel949.809.5000 tetratech.com N TETRATECH 2024/2025 HOURLY CHARGE RATE AND EXPENSE REIMBURSEMENT SCHEDULE Project Management Construction Project Manager 1 $220.00 Construction Project Rep 1 $85.00 Project Manager 2 $270.00 Construction Project Rep 2 $95.00 Sr Project Manager $315.00 Sr Constr Project Rep 1 $110.00 Program Manager $360.00 Sr Constr Project Rep 2 $125.00 Principal in Charge $360.00 Construction Manager 1 $175.00 Construction Manager 2 $190.00 Engineers Construction Director $240.00 Engineering Technician $40.00 Engineer 1 $115.00 General & Administrative Engineer 2 $130.00 Project Assistant 1 $70.00 Engineer 3 $150.00 Project Assistant 2 $80.00 Project Engineer 1 $160.00 Project Administrator $100.00 Project Coordinator $170.00 Sr Project Administrator $140.00 Project Engineer 2 $180.00 Sr Graphic Artist $150.00 Sr Engineer 1 $185.00 Technical Writer 1 $100.00 Sr Engineer 2 $195.00 Technical Writer 2 $130.00 Sr Engineer 3 $210.00 Sr Technical Writer $160.00 Principal Engineer $315.00 Planners Information Technology Planner 1 $110.00 Systems Analyst / Programmer 1 $80.00 Planner 2 $120.00 Systems Analyst / Programmer 2 $120.00 Sr Planner 1 $140.00 Sr Sys Analyst / Programmer 1 $130.00 Sr Planner 2 $160.00 Sr Systems Analyst / Programmer 2 $200.00 Sr Planner 3 $200.00 Project Accounting Designers & Technicians Project Analyst 1 $90.00 CAD Technician 1 $70.00 Project Analyst 2 $120.00 CAD Technician 2 $80.00 Sr Project Analyst $160.00 CAD Technician 3 $100.00 CAD Designer $110.00 Reimbursable In -House Costs Sr CAD Designer 1 $140.00 Photo Copies (B&W 8.5"x11") $ 0.15/Each Sr CAD Designer 2 $160.00 Photo Copies (B&W 11"x17") $ 0.40/Each CAD Director $165.00 Color Copies (up to 8.5"x11") $ 2.00/Each Survey Tech 1 $90.00 Color Copies (to 11"x17") $ 3.00/Each Compact Discs $10/each Health & Safety Large format copies $0.40 S.F. H&S Administrator $100.00 Sr H&S Administrator $125.00 Mileage -Company Vehicle $0.80/mile H&S Manager $150.00 Mileage-POV $0.55/mile' *current GSA POV mileage rate subject to change All other direct costs, such as production, special photography, postage, delivery services, overnight mail, printing and any other services performed by subconsultant will be billed at cost. NOTE: Rates subject to change annually. RICHARD C. SLADE & ASSOCIATES LLC CONSULTING GROUNDWATER GEOLOGISTS SCHEDULE OF CHARGES Tetra Tech for Santa Ana Contract August 2024 — December 2027 Professional Services Hourly Rates President $340.00 Principal Groundwater Geologist $291.00 Senior Groundwater Geologist $250.00 Staff Groundwater Geologist $216.00 Field Groundwater Geologist $144.00 Administrative/Clerical $111.00 Field Equipment Charges Pressure Transducers (water level & barometric $ 50.00/wk. pressure monitoring during pumping tests) Electric Tape Water Level Probe $ 25.00/day Field Water Quality Probe (T, pH, EC) $ 50.00/day Litigation, Depositions and Testimony Depositions and trial testimony are charged at twice the hourly rate (4-hour minimum/day). Travel Time and Mileage Travel time for meetings and/or to job sites will be charged at our standard hourly rates. Mileage is charged at the current IRS rate. Administrative Fee In-house costs for phone, e-mail, fax, regular postage, printing, copying, binding, and records retention, unless otherwise provided for in our project proposal Scope of Services, will be charged an Administrative Fee of total project labor charges multiplied by 2.5%. Outside Services Any services and materials not ordinarily furnished by RCS, including subcontracted services (i.e., water quality laboratory testing), delivery services, reproduction and printing, etc., are billed at cost + 15%. Reproduction costs for large format printing, and/or high volume reproduction and binding of hard copy reports performed in-house by RCS staff, will be billed at rates similar to comparable outside services. Conditions RCS reserves the right to update this Schedule of Charges on January 1 of each year (the beginning of our Fiscal Year). Invoices are issued at our option on a monthly basis or when the work is completed. A service charge of 1'/2% will be payable on any amount not paid within 30 days. Any attorney fees or other costs incurred in collecting delinquent charges shall be paid by the client. Client will furnish rights -of -way to land as required for field visits and field operations, such as sampling or testing of water wells. 14051 BUR13ANK BLVD., SUITE 300, SHERMAN OAKS, CALIFORNIA 91401 SOUTHERN CALIFORNI (818) 506-0418 • NORTHERN CALIFORNIA (707) 963-3914 W W W.RCSLAD]3.COM METZ SURVEYING INC. 28422 CONSTELLATION RD, SUITE 118, SANTA CLARITA, CA TEL:661-388-2003 WWW.METZSURVEYING.COM Effective January V, 2024 through December 30th, 2024 PERSONNEL RATE (PER HOUR) 1 PERSON SURVEY CREW $175.00 2 PERSON SURVEY CREW $225.00 SURVEY TECHNICIAN $75.00 CADD DRAFTER $95.00 PROJECT SURVEYOR $115.00 SENIOR SURVEYOR $150.00 Travel time to project site bills at personnel rate. Prevailing Wage Field Rates PERSONNEL RATE (PER HOUR) 1 PERSON SURVEY CREW $225.00 2 PERSON SURVEY CREW $270.00 ® V&A 11011 Via Frontera 858.576.0226 Suite C vaenglneering.com San Diego, CA 92127 Senior Project Manager $2911 < $300 $309 Senior Project Engineer $256 $264 $272 ,f r ¢ x r xyPrejjCnglt)eer. r'x + rah§a a xr2.,r rv.`4'f c x'�%�2rr j Deputy Engineer $214 $220 $227 Graduate Engineer $166: $171 $176 Senior Technician $147 $151 $156 Project Administrator $102, -i $105 $168 si UY�34�YS`+le�tF'+�j e ,�{ x��„ .§ a kaii x F v �• x qy § ", e ^ek,` e k eY v v v"o ;. a t,: i" 1 a,.•�Aag�� Y�''� f� ke" �", �s �"�m� '' \ C,? t,iii. `z e�"` a, ^.�sy �v`ar �w�3s`i,�+«��M?r<�. Other Direct Costs \l °� §Fi t3.Yw5 tty� v: ii a r� y.,e•,.h 'i C P e t-�r �y0. ¢ k`�mt43l, 'M1s- r f7 �4 Yv. �ffi ita '.t }vas 8'x v' x'"tYf` Ay¢ik4a" "\ r. rtR 4 �fx FV ! e :°1 SkGhCrfl y4/'��{�G0�18111t�ry>atL2p "`v`a�i§�y i� (`'�gt'�' ai� ca�''q`..°`J3S'�4 kzx #"a'u � }'q., Travel (Air/Hotel/Per:Diem/Car Rental), Printing, Shipping: @ Cost Field Truck: $100/Day California Prevailing Wage Markup: Labor+ 30% v erdantas 2024 PROFESSIONAL FEE SCHEDULE CLASSIFICATION $/HR TechnicianI............................................................................................... 105 Technician II / Special Inspector.............................................................. 115 Senior Technician / Senior Special Inspector.., ...................................... 135 Prevailing Wage (field soils/ materials tester) *.....................................180 Prevailing Wage (Special Inspector) *..................................................... 185 Prevailing Wage (On site Source Inspector, NDT and soil remediation O&M)* .................................................................................................... 190 System Operation & Maintenance (0&M) Specialist ............................... 175 Non Destructive Testing (NDT)................................................................. 185 DeputyInspector...................................................................................... 135 Field / Laboratory Supervisor.................................................................. 175 Source Inspector...................................................................................... 160 City of Los Angeles Deputy Building (including Grading) Inspector...... 185 * See Prevailing Wages in Terms and Conditions CLASSIFICATION $/HR Project Administrator/Word Processor/Dispatcher.................................. 95 Information Specialist.............................................................................. 135 CADOperator............................................................................................ 160 GISSpecialist............................................................................................ 160 GISAnalyst............................................................................................... 190 Staff Engineer / Geologist / Scientist.......................................................180 Senior Staff Engineer / Geologist / Scientist / ASM R ............................... 195 Operations / Laboratory Manager...........................................................215 Project Engineer / Geologist / Scientist ................................................... 225 Senior Project Engineer / Geologist / Scientist / SMR ............................. 250 Associate................................................................................................... 275 Principal.................................................................................................... 310 SeniorPrincipal........................................................................................365 GEOTECHNICAL LABORATORY TESTING METHOD $/TEST METHOD CLASSIFICATION & INDEX PROPERTIES Photograph of sample................................................................................15 Moisture content (ASTM D2216)................................................................ 25 Moisture & density (ASTM D2937) ring samples ........................................ 37 Moisture & density (ASTM D2937) Shelby tube or cutting ........................ 45 Atterberg limits 3 points (ASTM D4318):.................................................. 160 - Single point, non-plastic....................................................................... 90 - Atterberg limits (organic ASTM D2487 / D4318)................................. 195 - Visual classification as non -plastic (ASTM D2488) ............................... 15 Sieve only 11/2 inch to #200 (AASHTO T27/ASTM C136/ASTM D6913/CTM 202) 155 - Large sieve 6 inch to #200 (AASHTO T27/ASTM C136/ASTM D6913/CTM 202) 195 - Hydrometer only (ASTM D7928)......................................................... 120 - Sieve + hydrometer <-3 inch sieve, (ASTM D7928) .............................. 200 - Percent passing #200 sieve, wash only (ASTM D1140) ........................75 Specific gravity and absorption of fine aggregate (AASHTO T84/ASTM C128/ASTM D854/CTM 207)................................ 140 Specific gravity and absorption of coarse aggregate (AASHTO T85/ASTM C127/CTM 206).................................................... 110 - Total porosity - on Shelby tube sample (calculated) ......................... 180 - Total porosity- on other sample (calculated)....................................165 Shrinkage limits wax method (ASTM D4943).......................................... 135 Pinhole dispersion (ASTM D4647)............................................................225 Dispersive characteristics (double hydrometer ASTM D4221) ...............215 As -received moisture & density (chunk/carved samples)........................65 Sand Equivalent (AASHTO T176/ASTM D2419/CTM 217)........................ 115 SHEARSTRENGTH Pocket penetrometer.................................................................................20 Direct shear (ASTM D3080, mod., 3 points): Consolidated undrained - 0.05 inch/min (CU)........................................ 320 Consolidated drained - <0.05 inch/min(CD)........................................... 385 Residual shear EM 1110-2-1906-IXA (price pereach additional pass aftershear).............................................................................................. 55 Remolding or ha nd trimming of specimens (3 points) ............................. 95 Oriented or block hand trimming (per hour)............................................70 Singlepoint shear.................................................................................... 115 Torsional shear (ASTM D6467 / ASTM D7608).......................................... 880 COMPACTION & PAVEMENT SUBGRADE TESTS Standard Proctor compaction, 4 points (ASTM D698) $/TEST - 4 inch diameter mold (Methods A & B)............................................... 170 - 6 inch diameter mold (Method C).......................................................230 Modified Proctor compaction 4 points (ASTM D1557): - 4 inch diameter mold Methods A & B.................................................235 - 6 inch diameter mold Method C.........................................................265 Checkpoint (per point).............................................................................. 70 Relative compaction of untreated/treated soils/aggregates (CTM 216) 270 Relative density 0.1 It mold (ASTM D4253, D4254)................................. 250 California Bearing Ratio (ASTM D1883) - 3 point.................................................................................................. 535 - 1 point.................................................................................................. 200 R-Value untreated soils/aggregates (AASHTO T190/ASTM D2844/CTM 301)....................................................................................................... 335 R-Value lime or cement treated soils/aggregates (AASHTO T190/ ASTMD2844/CTM 301).........................................................................365 SOIL CHEMISTRY& CORROSIVITY pH Method A (ASTM D4972 or CTM 643).................................................... 50 Electrical resistivity -single point - as received moisture .......................50 Minimum resistivity 3 moisture content points (ASTM G187/CTM 643)... 95 pH+ minimum resistivity (CTM 643)........................................................ 140 Sulfate content - gravimetric (CTM 417 B Part2)...................................... 75 Sulfate content- by ion chromatograph (CTM 417 Part 2) ....................... 85 Sulfate screen (Hach®)............................................................................... 35 Chloride content (AASHTO T291/CTM 422)............................................... 75 Chloride content- by ion chromatograph (AASHTO T291/CTM 422) ...... 85 Corrosion suite: minimum resistivity, sulfate, chloride, pH (CTM 643)..285 Organic matter content (ASTM D2974)...................................................... 70 CONSOLIDATION & EXPANSION/SWELL TESTS Consolidation (ASTM D2435):.................................................................. 210 Each additional time curve........................................................................ 50 Each additional load/unload w/o time reading ........................................ 45 Expansion Index (ASTM D4829)............................................................... 140 Single load swell/collapse - Method B (ASTM D4546-B,seat, load & inundateonly)......................................................................................... 115 Swell collapse Method A up to 10load/unloads w/o time curves (ASTM D4546-A).................................................................................... 310 Fee 2024 www.verdantas.com Page 1 of 4 N-verda ntas FEE SCHEDULE METHOD $/TEST TRIAXIAL TESTS Unconfined compression strength of cohesive soil (with stress/strain plot, ASTM D2166)................................................................................ 145 Unconsolidated undrained triaxial compression test on cohesive soils (UU, ASTM D2850, USACE Q test, perconfining stress) ....................... 185 Consolidated undrained triaxial compression test for cohesive soils, (CU, ASTM D4767, USACE R-bartest) with back pressure saturation & pore water pressure measurement (per confining stress) .................400 Consolidated drained triaxial compression test (CD, USACE S), with volume change measurement. Price per soil type below EM 1110-2- 1906(X): Sand or silty sand soils (per confining stress).....................................400 Silt or clayey sand soils (per confining stress) .................................... 535 Clay soils (per confining stress)........................................................... 755 Three -stage triaxial (sand or silty sand soils) ...................................... 700 Three -stage triaxial (silt or clayey sand soils).....................................935 Three -stage triaxial (clay soils)......................................................... 1,320 Remolding of test specimens................................................................70 METHOD $/TEST HYDRAULIC CONDUCTIVITY TESTS Triaxial permeability in flexible -wall permeameter with backpressure saturation at one effective stress (EPA 9100/ASTM D5084, falling head Method C):................................ 335 Each additional effective stress............................................................... 130 Hand trimming of soil samples for horizontal K.......................................65 Remolding of test specimens.................................................................... 70 Permeability of granular soils (ASTM D2434).......................................... 145 Soil suction (filter paper method, ASTM D5298)..................................... 430 SOIL -CEMENT Moisture -density curve for soi [-cement mixtures (ASTM D558) ............. 260 Wet -dry durability of soil -cement mixtures (ASTM 0559) .................. 1,290 Compressive strength of molded soil -cement cylinder (ASTM D1633)' ..65 Soil -cement remolded specimen (forshear strength, consolidation, etc.) '..................................................................................................... 250 ' Compaction (ASTM D558 maximum density) should also be performed - not included in above price CONSTRUCTION MATERIALS LABORATORY TESTING METHOD $/TEST CONCRETE STRENGTH CHARACTERISTICS Concrete cylinders compression (ASTM C39) (6" x 12" and 4" x 8") ........40 Compression, concrete or masonry cores (testing only) 56 inch (ASTM C42).............................................................................................. 45 Trimming concrete cores(percore)......................................................... 25 Flexural strength of concrete (simple beam-3rd pt. loading, ASTM C78/CTM 523).......................................................................................... 90 Flexural strength of concrete (simple beam -center pt. loading, ASTM C293/CTM 523)......................................................................................... 90 Non shrink grout cubes (2 inch, ASTM C109/C1107)................................. 30 Drying shrinkage - four readings, up to 90 days, 3 bars (ASTM C157).... 430 Length of concrete cores (CTM 531).......................................................... 45 HOT MIX ASPHALT (HMA) Resistance of compacted HMA to moisture -induced damage (AASHTO T283/CTM 371)................................................................... 2,250 Hamburg Wheel, 4 briquettes (modified) (AASHTO T324) ..................... 965 Superpave gyratory compaction (AASHTO T312/ASTM D6925) ............. 375 Extraction by ignition oven, percent asphalt (AASHTO T308/ASTM D6307/CTM 382)................................................ 160 Ignition oven correction/correlation values (AASHTO T308/ASTM D6307/CTM 382)............................................. 1,445 Extraction by centrifuge, percent asphalt (ASTM D2172) ....................... 160 Gradation of extracted aggregate (AASHTO T30/ASTM D5444/CTM 202)145 Stabilometer, S-Value (ASTM D1560/CTM 366)....................................... 285 Bituminous mixture preparation (AASHTO R30/CTM 304)....................... 85 Moisture content of HMA (AASHTO T329/ASTM D6037/CTM 370) ............ 65 Bulk specific gravity of compacted HMA, molded specimen or cores, uncoated (AASHTO T166/ASTM D2726/CTM 308).................................. 55 Bulk specific gravity of compacted HMA, molded specimen or cores, paraffin -coated (AASHTO T275/ASTM D1188/CTM 308)........................ 60 Maximum density - Hveem (CTM 308)..................................................... 215 Theoretical maximum density and specific gravity of HMA (AASHTO T209/ASTM D2041/CTM 309)................................................................ 140 Thickness or height of compacted bituminous paving mixture specimens (ASTM D3549).................. ............................. I....................... 45 Wet track abrasion of slurry seal (ASTM D3910).................................... 160 Rubberized asphalt (add to above rates) ............................................ +25% BRICK Compression - cost for each, 5 required (ASTM C67)................................ 55 Absorption - cost for each, 5 required (ASTM C67)................................... 55 METHOD $/TEST AGGREGATE PROPERTIES Bulk density and voids in aggregates (AASHTO T19/ASTM C29/ CTM 212)55 Organic impurities in fine aggregate sand (AASHTO T21/ASTM C40/ CTM213)................................................................................................. 65 LA Rattter-smaller coarse aggregate <1.5" (AASHTO T96/ASTM C131/ CTM 211)........................................................................................................ 215 LA Rattler -larger coarse aggregate 1-3" (AASHTO T96/ASTM C535/CTM 211)....................................................................................................... 270 Apparent specific gravity of fine aggregate (AASHTO T84/ASTM C128/ CTM208)................................................................................................. 140 Specific gravity and absorption of coarse aggregate (ASTM C127/CTM 206) >#4 retained.................................................................................. 110 Clay lumps, friable particles (AASHTO T112/ASTM C142)....................... 190 Durability Index (AASHTO T210/ASTM D3744/CTM 229)......................... 215 Moisture content of aggregates by oven drying (AASHTO T255/ASTM C566/CTM 226).................................................... 45 Uncompacted void content of fine aggregate (AASHTO T304/ ASTM C1252/ CTM 234).............................................. 140 Percent of crushed particles (AASHTO T335/ASTM D5821/CTM 205)..... 145 Flat & elongated particles in coarse aggregate (ASTM D4791/CTM 235) 230 Cleanness value of coarse aggregate (CTM 227).....................................225 Soundness, magnesium (AASHTO T104/ASTM C88/CTM 214) ............... 240 Soundness, sodium (AASHTO T104/ASTM C88/CTM 214)....................... 695 MASONRY Mortarcylinders 2" x4" (ASTM C780)........................................................ 35 Grout prisms 3" x6" (ASTM C1019)............................................................ 35 Masonry cores compression, 56" diameter -testing only (ASTM C42).....45 Masonry core shear testi ng (Title 24)........................................................ 85 Veneer bond strength, cost for each - 5 required (ASTM C482)................ 60 CMU compression to size 8" x 8" x 16" - 3 required (ASTM C140)............. 60 CMU moisture content, absorption & unit weight - 6 required (ASTM C140)....................................................................................................... 55 CMU linear dryingshrinkage (ASTM C426).............................................. 190 CMU grouted prisms compression test <_8" x 8" x 16" (ASTM C1314)..... 215 CMU grouted prisms compression test> 8" x 8" x 16"(ASTM C1314)..... 270 BEARING PADS/PLATES AND JOINT SEAL Elastomeric bearing pads (Caltrans SS 51-3)....................................... 1,060 Elastomeric bearing pad with hardness and compression tests (Caltrans SS 51-3).............................................................................. 1,315 Type A Joint Seals (Caltrans SS 51-2)................................................... 1,735 Fee 2024 www.verdantas.com Page 2 of 4 verdantas FEE SCHEDULE METHOD $/TEST Type B Joint Seals (Caltrans SS 51-2)................................................... 1,640 Bearingplates(A536)............................................................................... 770 REINFORCING STEELAND PRESTRESSING STRANDS Rebar tensile test, <- up to No. 11 (ASTM A370).......................................... 70 Rebar tensile test, a No. 14 & over (ASTM A370)...................................... 215 Rebar bend test, up to No. 11 (ASTM A370)............................................... 70 Rebar bend test, > No. 14 & over (ASTM A370)........................................ 215 Resistance butt -welded hoops/bars, tensile test, <- up to No. 10 (CTM 670)......................................................................................................... 70 Resistance butt -welded hoops/bars, tensile test, 2: No. 11 & over (CTM 670)..................................................................................................... 90 Mechanical rebar splice, tensile test, <_ up to No. 11 (CTM 670) ............... 70 Mechanical rebar splice, slip test, <- up to No. 11 (CTM 670)..................... 45 Mechanical rebar splice, tensile test, > No. 14 & over (CTM 670) ........... 215 Mechanical rebar splice, slip test, a No. 14 & over (CTM 670)................. 215 Headed rebar splice, tensile test, <- up to No. 11 (CTM 670) ..................... 70 Headed rebar splice, tensile test, > No. 14 & over (CTM 670) ................. 215 Epoxy coated rebar/dowel film thickness (coating) test (ASTM A775/ A934)........................................................ .................................. I............ 50 Epoxy coated rebar/dowel continuity (Holiday) test (ASTM A775/A934)................................................................................... 70 Epoxy coated rebar flexibility/bend test, up to No.11 (ASTM A775/A934).................................................................................... 50 Prestressing wire, tension (ASTM A416).................................................. 190 Sample preparation (cutting)...................................................................55 ITEM 1/4 inch Grab plates ................................................. 1/4 inch Tubing (bonded).............................................................. 0.60 foot 1/4 inch Tubing (single) ..................................................................0.40 foot 3/8 inch Tubing, clear vinyl ...........................................................0.60 foot 4-Gas meter(RKI Eagle orsimilar)/GEM 2000 ................................140 day Air flow meter and purge pump(200cc/min)..................................55 day Box of 24 soil drive-sam pie rings ....................................................130 box Brass sample tubes .................................................. Caution tape (1000-foot roll) ................................... Combination lock or padlock.. ................................ Compressed air tank and regulator ......................... Concrete coring machine (<_6-inch-dia)................... Consumables (gloves, rope, soap, tape, etc.)......... Core sample boxes ................................................... Crack monitor Two -Dimensional ............................. Crack monitor Thee -Dimensional ........................... Cutoff saws, reciprocating, electric (Sawzallo) ....... D-Meter Walking Floor Profiler ................................ Disposable bailers .................................................... Disposable bladders ................................................. Dissolved oxygen meter ............................................ DOT 55-gallon containment drum with lid .............. Double -ring infiltrometer.......................................... Dual -stage interface probe ....................................... Dynamic Cone Penetrometer ................................... Generator, portable gasoline fueled, 3,500 watts.... Global Positioning System/Laser Range Finder....... Handauger set .......................................................... HDPE safety fence (<100 feet) ................................... Hori ba U-51 water quality meter .............................. Light tower (towable vertical mast)., ....................... Magnehetic gauge ..................................................... Manometer................................................................ Mileage (will adjust with IRS published rate)........... METHOD $/TEST STREET LIGHTS/SIGNALS LED Luminaires / Signal Modules/ Countdown Pedestrian Signal Face Modules (Caltrans RSS 86)................................................................ 1,390 SPRAY APPLIED FIREPROOFING Unitweight(density, ASTM E605).............................................................. 65 FASTENERS/BOLTS/RODS F3125 GR A307, A325 Bolts, tensiletest, <- up to 1-1/4" diameter, plain (ASTM A370)............................................................................................ 70 F3125 GR A307, A325 Bolts, tensile test,15 up to 1-1/4" diameter, galvanized (ASTM A370)......................................................................... 80 A490 Bolts, tensile test, 5 up to 1-1/4" diameter, plain (ASTM A370)....... 70 A490 Bolts, tensile test, 5 up to 1-1/4" diameter, galvanized (ASTM A370)-.............................................................................................. 80 A593 Bolts, tensile test, s up to 1-1/4" diameter, stainless steel (ASTM A370)........................................................................................................ 70 F1554 Bolts, tensile test, < up to 1-1/4" diameter, plain (ASTM A370) ... 110 F1554 Botts, tensile test, 5 up to 1-1/4" diameter, galvanized ( ASTMA370).......................................................................................... 130 SAMPLETRANSPORT Pick-up and delivery (weekdays, per trip, <50 mile radiusfrom ouroffice)....................................................... 110 EQUIPMENT LIST $ UNIT 5 each ................. 11 each ................. 22 each ................. 15 each ................. 55 day ............... 160 day ................ 40 day ................ 30 each ................ 30 each ................ 40 each ......... I...... 80 day .............. 110 day ................ 25 each ................ 20 each ................ 50 day ................ 85drum .............. 135 day ................ 85 day .............. 430 day ................ 90 day ................80 day ................ 90 day ................40 roll .............1135 day .............. 150 day ................ 15 day ................ 25 day ............. 0.67 mile ITEM $ UNIT Moisture test kit (excludes labor to perform test, ASTM E1907) ..... 65 test Nuclear moisture and densitygauge...............................................88 day Electrical moisture and density gauge ............................................ 88 Day Pachometer.......................................................................................50 day Particulate Monitor......................................................................... 135 day pH/Conductivity/Temperature meter..............................................60 day Photo -Ionization Detector (PID)..................................................... 130 day Pump, Typhoon 2 or 4 stage .............................................................55 day QED bladder pump w/QED control box..........................................175 day Quire fee- Phase I only ........................ ........................................... 250each Resistivity field meter and pins......................................................200 day Slip / threaded cap, 2-inch or4-inch diameter, PVC Schedule 40... 20 each Slope inclinometer.......................................................................... 250 day Soil sampling T-handle (Encore) .......................................................10 day Soilsampling tripod..........................................................................40 day Speedy(R)moisture tester............................................................... 10 day Stainless steel bailer.......................................................................... 60 day Submersible pump with controller ................................................ 180 day Submersible pump/transfer pump, l0-25gpm...............................65 day Support service truck usage (well installation, etc.) .....................250 day Survey/fence stakes.......................................................................... 10 each Ted lar® bags...................................................................................... 25 each Traffic cones (<_25)/barricades(singletane).....................................55 day Turbiditymeter.................................................................................80 day Tyvek® suit (each).............................................................................. 25 each Vapor sampling box...........................................................................65 day Vehicle usage (carrying equipment) ................................................. 20 hour VelociCalc..........................................................................................40 day Visqueen (20 x 100 feet).................................................................. 130 roll Water level indicator (electronic well sounder) <300 feet deep we11100day ZIPLEVEL®........................................................................................... 40 day Other specialized geotechnical and environmental testing and monitoring equipment are available, and priced per site Fee 2024 www.verdantas.com Page 3 of 4 verdantas FEE SCHEDULE TERMS AND CONDITIONS Expiration: This fee schedule is effective through December 31, 2024 after which non -prevailing wage rates for remaining or additional services will increase by4%on January 1st of each year. Proposal Expiration: Proposals are valid for at least 30 days, subject to change after 30 days; unless otherwise stated in an attached proposal. o Prevailing Wages: Our fees for prevailing wage work are based upon California prevailing wage laws and wage determinations. Unless specifically indicated in our proposal, costs for apprentice are not included. If we are required to have an apprentice on your project, additional fees will be charged. Prevailing wage rates will increase by $8 on July 1st of each year. i Overtime: Standard overtime rate is per California Labor Law and is billed at 1.5 or 2 times their hourly billing rate. Overtime rate for non-exempt field personnel working on a Verdantas observed holiday is billed at 2 times their hourly billing rate. Overtime rate for Prevailing wage work is perthe California Department of Industrial Relations (DIR) determination and is multiplied at 1.5 to 2 times their hourly billing rate forovertime and double-time, respectively. Expert Witness Time: Expert witness deposition and testimony will be charged at 2 times hourly rates listed on the previous pages, with a minimum charge of four hours per day. � Minimum Field Hourly Charges: For Field Technicians, Special Inspectors or any on -site (field) materials testing services: 4 hours: 4-hour minimum charge up to the first four hours of work. S hours: 8-hour minimum charge for over four hours of work, up to eight hours. Project time accrued includes portal to portal travel time. o Insurance & Limitation of Liability: These rates are predicated on standard insurance coverage and a limit of Verdantas' liability equal to ourtotal fees for a given project. outside Direct Costs: Heavy equipment, subcontractor fees and expenses, project -specific permits and/or licenses, project -specific supplemental insurance, travel, subsistence, project -specific parking charges, shipping, reproduction, and other reimbursable expenses will be invoiced at cost plus 20%, unless billed directly to and paid by client. � Invoicing: Invoices are rendered monthly, payable upon receipt in United States dollars. A service charge of 11h-percent per month will be charged for late payment. Client Disclosures: Client agrees to provide all information in Client's possession about actual or possible presence of buried utilities and hazardous materials on the project site, priorto fieldwork, and agrees to reimburse Verdantas for all costs related to unanticipated discovery of utilities and/or hazardous materials. Client is also responsible for providing safe and legal access to the project site for all Verdantas field personnel. Earth Material Samples: Quoted testing unit rates are for soil and/or rock (earth) samples free of hazardous materials. Additional costs will accrue beyond these standard testing unit rates for handling, testing and/ or disposingof soil and/or rock containing hazardous materials. Hazardous materials will be returned to the site or the site owner's designated representative at additional cost not included in listed unit rates. Standard turn -around time for geotechnical-laboratory test results is 10 working days. Samples will be stored for 2 months following completion of assigned tests, after which they will be discarded. Prior documented notification is required if samples need to bestored fora longertime. A monthly storage fee of $15 per bag and $6 per sleeve or tube wi II be applied. Quoted unit rates are only for earth materials sampled in California. There may be additional cost for handling imported samples. � Construction Material Samples: After all designated breaks for a given sample set meet specified compressive at design age or other client -designated strength, all "hold" cylinders or specimens will be automatically disposed of, unless specified in writing prior to the 28- day break. Unless specifically requested otherwise, all other construction materials will be disposed of after completion of testing and reporting. Fee 2024 www.verdantas.com Page 4 of 4 1 ® CERTIFICATE OF LIABILITY INSURANCE DATE(MMIDD/YYYY) 00112026 I THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER. THIS CERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIES BELOW. THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S), AUTHORIZED REPRESENTATIVE OR PRODUCER, AND THE CERTIFICATE HOLDER. IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must have ADDITIONAL INSURED provisions or be endorsed. If SUBROGATION IS WAIVED, subject to the terms and conditions of the policy, certain policies may require an endorsement. A statement on this certificate does not confer rights to the certificate holder in lieu of such endorsement(s). PRODUCER Aon Risk Insurance Services West, Inc. Los Angeles CA Office CONTACT NAME:PHONE (Bfi6) 283-7122 FAX (800) 363-0105 (A/C.No.Exq: C.No.: 707 Wilshire Boulevard Suite 2600 E-MAIL ADDRESS: INSURERS) AFFORDING COVERAGE NAIC N LOS Angeles CA 90017-0460 USA INSURED INSURER A: Safety National Casualty Corp 15105 Tetra Tech, Inc. 17885 Von Karman Ave., Suite 500 Irvine CA 92614 USA INSURER B: American International Group UK Ltd AA1120187 INSURER C: Allied World Surplus Lines Insurance Co 24319 INSURER D: INSURER E: NSURER F: COVERAGES CERTIFICATE NUMBER: 570111332284 REVISION NUMBER: THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIOD INDICATED. NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THIS CERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS, EXCLUSIONS AND CONDITIONS OF SUCH POLICIES. LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS. Limits shown are as requested LTR TYPE OF INSURANCE INSO WVD POLICY NUMBER fPOLICYEFF MMPOLICY DDIYV E.1 MWDDIYYYYI LIMITS A X COMMERCIAL GENERAL LIABILITY GL EACH OCCURRENCE $2,000,000 CLAIMS -MADE ❑X OCCUR PREMISES Ea occurrence)$1, 000, 000 X MED EXP (Any one person) $10, 000 X. C. U Coverage PERSONAL B ADV INJURY $2,000,000 GEN'L AGGREGATE LIMIT APPLIES PER: GENERALAGGREGATE $4,060,000 POLICY ❑X JECPROT FXJ LOU PRODUCTS -CONI AGG $4,000,000 OTHER: A AUTOMOBILE LIABILITY CA 6676805 10/01/2024 10/01/2025INED SINGLE LIMIT iden $1,000,000 INJURY( Per person) X ANYAUTO Y INJURY(Par accidenn OWNED SCHEDULED AUTOS ONLY AUTOS HIREDAUTOS NON -OWNED ONLY AUTOS ONLY ERTY DAMAGE cident B X UMBRELLALIAB X OCCUR 62785232 10/O1/2024 CCURRENCE 1,000,000 EXCESS LIAB CLAIMS -MADE GATE $1,000,000 DED I X HETENRON$10D,000 A A WORKERS COMPENSATION AND EMPLOYERS' LIABILITY YIN ANY PROPRIETOR I PARTNERI EXEGWIVE OFFICEwMEMBER EXCLUDED? (Mandatory In NM NIA LDC4068970 ADS PS4068969 WI 10/01/2024 10/Ol/2024 10/01/2025 10/Ol/2025 X PERSTATUTE I OTH- ER EL EACH ACCIDENT $1,000,000 E.L. DISEASE -EA EMPLOYEE $1,000,000 If yes, describe under DESCRIPTION OF OPERATIONSbelow E.L. DISEASE -POLICY LIMIT $1,000,000 C Environmental Contractors and 03120276 10/01/2024 10/01/2025 Each Claim $1,000,000 I Prof Prof/Poll-Claims Made Cov Aggregate $2,000,000 SIR applies per policy terns & condi ions DESCRIPTION OF OPERATIONS I LOCATIONS I VEHICLES (ACORD 101, Monitored Remarries Schedule, maybe attached N more space is required) Stop Gap Coverage for the following States: OH, ND, WA, WY. RE: On -Call Water Resources Engineering Services, REP No. 24-083. City of Santa Ana, its officers, officials, employees and volunteers are included as Additional Insured in accordance with the policy provisions of the General Liability and Automobile Liability policies as required by written contract. General Liability and Automobile Liability policies evidenced herein are Primary and Non -Contributory to other insurance available to an Additional Insured, but only in accordance with the policy's provisions as required by written contract. A Waiver of Subrogation is granted in favor of Certificate Holder in accordance with the policy provisions of the General Liability, Automobile Liability and Workers' Compensation policies as required by written contract. should General Liability, Automobile CERTIFICATE HOLDER CANCELLATION �_ City of Santa Ana Attention: Public Works Agency 20 civic Center Plaza (IdI Santa Ana, CA 92701 SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN ACCORDANCE WITH THE POLICY PROVISIONS. AUTHORIZED REPRESENTATIVE clan "Cotanee J6bauxd iy ,fm 01988-201 ar;-M ACORD 25 (2016/03) The ACORD name and logo are registered marks of APPR VED Tu Tran I.y." a".a°„" By Tu Tran Nguyen at 11:08 am, Mar 19, 2025 x ......... wrtu,sola.ly AGENCY CUSTOMER ID: 570000036654 LOC #: ADDITIONAL REMARKS SCHEDULE Page _ of _ AGENCY Ann Risk insurance services West, Inc. NAMED INSURED Tetra Tech, Inc. POLICY NUMBER See Certificate Number: 570111332284 CARRIER see Certificate Number: 570111332284 NAIC CODE EFFECTIVE DATE: rtlrlr] Y 11#1 k,h1■71=IVI0.fCb7 THIS ADDITIONAL REMARKS FORM IS A SCHEDULE TO ACORD FORM, FORM NUMBER: ACORD 25 FORM TITLE: Certificate of Liability Insurance Additional Deseriplion of Operations / Locations / Vehicles: Liability and workers' compensation policies be cancelled before the expiration date thereof, the policy provisions of each policy will govern how notice of cancellation may be delivered to certificate holders in accordance with the policy provisions of each policy. 02008 ACORD CORPORATION. All rights reserved. I ne aI name arm 1I are regis eress mar na on n—nw WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 99 99 35 SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES ENDORSEMENT As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. AL, AK, AR, CA, CO, CT, DE, DC, GA, HI, ID, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NH, NM, NY, OK, PA, RI, SC, SD, UT, VT, VA, WV This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. LDC4068970 Endorsement No. Insured TETRA TECH, INC. Premium$ Included Insurance Company Safety National Casualty Corporation Countersigned By WC 99 99 35 (07 12) Page 1 of 1 POLICY NUMBER: sz 6676804 COMMERCIAL GENERAL LIABILITY CG 24 04 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. WAIVER OF TRANSFER OF RIGHTS OF RECOVERY AGAINST OTHERS TO US (WAIVER OF SUBROGATION) This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART ELECTRONIC DATA LIABILITY COVERAGE PART LIQUOR LIABILITY COVERAGE PART POLLUTION LIABILITY COVERAGE PART DESIGNATED SITES POLLUTION LIABILITY LIMITED COVERAGE PART DESIGNATED SITES PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART RAILROAD PROTECTIVE LIABILITY COVERAGE PART UNDERGROUND STORAGE TANK POLICY DESIGNATED TANKS SCHEDULE Name Any Person or Organization as required by written contract or agreement that is executed prior to the loss. The following is added to Paragraph 8. Transfer Of Rights Of Recovery Against Others To Us of Section IV —Conditions: We waive any right of recovery against the person(s) or organization(s) shown in the Schedule above because of payments we make under this Coverage Part. Such waiver by us applies only to the extent that the insured has waived its right of recovery against such person(s) or organization(s) prior to loss. This endorsement applies only to the person(s) or organization(s) shown in the Schedule above. CG 24 04 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 10 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - OWNERS, LESSEES OR CONTRACTORS - SCHEDULED PERSON OR ORGANIZATION This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE Any person or organization as required by All of your projects or locations. written contract or agreement that is executed prior to the loss. A. Section II — Who Is An Insured is amended to include as an additional insured the person(s) or organization(s) shown in the Schedule, but only with respect to liability for "bodily injury", "property damage" or "personal and advertising injury" caused, in whole or in part, by: 1. Your acts or omissions; or 2. The acts or omissions of those acting on your behalf; in the performance of your ongoing operations for the additional insured(s) at the location(s) designated above. However: 1. The insurance afforded to such additional insured only applies to the extent permitted by law; and 2. If coverage provided to the additional insured is required by a contract or agreement, the insurance afforded to such additional insured will not be broader than that which you are required by the contract or agreement to provide for such additional insured. B. With respect to the insurance afforded to these additional insureds, the following additional exclusions apply: This insurance does not apply to "bodily injury" or "property damage" occurring after: 1. All work, including materials, parts or equipment furnished in connection with such work, on the project (other than service, maintenance or repairs) to be performed by or on behalf of the additional insured(s) at the location of the covered operations has been completed; or 2. That portion of "your work" out of which the injury or damage arises has been put to its intended use by any person or organization other than another contractor or subcontractor engaged in performing operations for a principal as a part of the same project. CG 20 10 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 2 C. With respect to the insurance afforded to these additional insureds, the following is added to Section III — Limits Of Insurance: If coverage provided to the additional insured is required by a contract or agreement, the most we will pay on behalf of the additional insured is the amount of insurance: 1. Required by the contract or agreement; or 2. Available under the applicable limits of insurance; whichever is less. This endorsement shall not increase the applicable limits of insurance. Page 2 of 2 © Insurance Services Office, Inc., 2018 CG 20 10 12 19 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 37 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - OWNERS, LESSEES OR CONTRACTORS - COMPLETED OPERATIONS This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART SCHEDULE Name Of Additional Insured Person(s) Or Or anization s Location And Description Of Completed Operations Any person or organization as required All of your projects or locations. by written contract or agreement that is executed prior to the loss. Information required to complete this Schedule if not shown above will be shown in the Declarations. A. Section II — Who Is An Insured is amended to include as an additional insured the person(s) or organization(s) shown in the Schedule, but only with respect to liability for "bodily injury" or "property damage" caused, in whole or in part, by "your work" at the location designated and described in the Schedule of this endorsement performed for that additional insured and included in the "products -completed operations hazard". However: 1. The insurance afforded to such additional insured only applies to the extent permitted by law; and 2. If coverage provided to the additional insured is required by a contract or agreement, the insurance afforded to such additional insured will not be broader than that which you are required by the contract or agreement to provide for such additional insured. B. With respect to the insurance afforded to these additional insureds, the following is added to Section III — Limits Of Insurance: If coverage provided to the additional insured is required by a contract or agreement, the most we will pay on behalf of the additional insured is the amount of insurance: 1. Required by the contract or agreement; or 2. Available under the applicable limits of insurance; whichever is less. This endorsement shall not increase the applicable limits of insurance. CG 20 37 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 12 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - STATE OR GOVERNMENTAL AGENCY OR SUBDIVISION OR POLITICAL SUBDIVISION - PERMITS OR AUTHORIZATIONS This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE State Or Governmental Agency Or Subdivision Or Political Subdivision: As required by written contract or agreement that is executed prior to the loss Information required to complete this Schedule, if not shown above, will be shown in the Declarations. A. Section II — Who Is An Insured is amended to include as an additional insured any state or governmental agency or subdivision or political subdivision shown In the Schedule, subject to the following provisions: 1. This insurance applies only with respect to operations performed by you or on your behalf for which the state or governmental agency or subdivision or political subdivision has issued a permit or authorization. However: a. The insurance afforded to such additional insured only applies to the extent permitted by law; and b. If coverage provided to the additional insured is required by a contract or agreement, the insurance afforded to such additional insured will not be broader than that which you are required by the contract or agreement to provide for such additional insured. 2. This insurance does not apply to: a. 'Bodily injury", "property damage" or "personal and advertising Injury" arising out of operations performed for the federal government, state or municipality; or b. 'Bodily injury" or "property damage" included within the "products -completed operations hazard". B. With respect to the insurance afforded to these additional insureds, the following is added to Section III — Limits Of Insurance: If coverage provided to the additional insured is required by a contract or agreement, the most we will pay on behalf of the additional insured is the amount of insurance: 1. Required by the contract or agreement; or 2. Available under the applicable limits of insurance; whichever is less. This endorsement shall not increase the applicable limits of insurance. CG 20 12 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 01 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. PRIMARY AND NONCONTRIBUTORY - OTHER INSURANCE CONDITION This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART LIQUOR LIABILITY COVERAGE PART PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART The following is added to the Other Insurance (2) You have agreed in writing in a contract or Condition and supersedes any provision to the agreement that this insurance would be contrary: primary and would not seek contribution Primary And Noncontributory Insurance from any other insurance available to the This insurance is primary to and will not seek additional insured. contribution from any other insurance available to an additional insured under your policy provided that: (1) The additional insured is a Named Insured under such other insurance; and CG 20 01 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 24 17 10 01 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. CONTRACTUAL LIABILITY - RAILROADS This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE Scheduled Railroad: As required by written contract or agreement that is executed prior to the loss. Designated Job Site: On or Within 50 feet of Railroad (If no entry appears above, the information required to complete this endorsement will be shown in the Declarations as applicable to this endorsement.) With respect to operations performed for, or affecting, a Scheduled Railroad at a Designated Job Site, the definition of "insured contract" in the Definitions section is replaced by the following: 9. "Insured Contract" means: a. A contract for a lease of premises. However, that portion of the contract for a lease of premises that indemnifies any person or organization for damage by fire to premises while rented to you or temporarily occupied by you with permission of the owner is not an "insured contract"; b. A sidetrack agreement; c. Any easement or license agreement; d. An obligation, as required by ordinance, to indemnify a municipality, except in connection with work for a municipality; e. An elevator maintenance agreement; That part of any other contract or agreement pertaining to your business (including an indemnification of a municipality in connection with work performed for a municipality) under which you assume the tort liability of another party to pay for "bodily injury" or "property damage" to a third person or organization. Tort liability means a liability that would be imposed by law in the absence of any contract or agreement. Paragraph f. does not include that part of any contract or agreement: (1) That indemnifies an architect, engineer or surveyor for injury or damage arising out of: (a) Preparing, approving or failing to prepare or approve maps, shop drawings, opinions, reports, surveys, field orders, change orders or drawings and specifications; or (b) Giving directions or instructions, or failing to give them, if that is the primary cause of the injury or damage; (2) Under which the insured, if an architect, engineer or surveyor, assumes liability for an injury or damage arising out of the insured's rendering or failure to render professional services, including those listed in Paragraph (1) above and supervisory, inspection, architectural or engineering activities. CG 24 17 10 01 © ISO Properties, Inc., 2000 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 25 03 05 09 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. DESIGNATED CONSTRUCTION PROJECT(S) GENERAL AGGREGATE LIMIT This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE Designated Construction Project(s): All "construction projects" away from premises owned, rented or leased by the Named Insured(s). $4,000,000 per "project" with the maximum annual General Aggregate Limit for the policy term capped at $40,000,000. Information required to complete this Schedule, if not shown above, will be shown in the Declarations. A. For all sums which the insured becomes legally obligated to pay as damages caused by "occurrences" under Section I — Coverage A, and for all medical expenses caused by accidents under Section I — Coverage C, which can be attributed only to ongoing operations at a single designated construction project shown in the Schedule above: 1. A separate Designated Construction Project General Aggregate Limit applies to each designated construction project, and that limit is equal to the amount of the General Aggregate Limit shown in the Declarations. 2. The Designated Construction Project General Aggregate Limit is the most we will pay for the sum of all damages under Coverage A, except damages because of "bodily injury" or "property damage" included in the "products - completed operations hazard", and for medical expenses under Coverage C regardless of the number of: a. Insureds; b. Claims made or "suits" brought; or c. Persons or organizations making claims or bringing "suits". 3. Any payments made under Coverage A for damages or under Coverage C for medical expenses shall reduce the Designated Construction Project General Aggregate Limit for that designated construction project. Such payments shall not reduce the General Aggregate Limit shown in the Declarations nor shall they reduce any other Designated Construction Project General Aggregate Limit for any other designated construction project shown in the Schedule above. 4. The limits shown in the Declarations for Each Occurrence, Damage To Premises Rented To You and Medical Expense continue to apply. However, instead of being subject to the General Aggregate Limit shown in the Declarations, such limits will be subject to the applicable Designated Construction Project General Aggregate Limit. CG 25 03 05 09 Copyright, Insurance Services Office, Inc., 1996 Page t of 2 B. For all sums which the insured becomes legally obligated to pay as damages caused by "occurrences" under Section I — Coverage A, and for all medical expenses caused by accidents under Section I — Coverage C, which cannot be attributed only to ongoing operations at a single designated construction project shown in the Schedule above: 1. Any payments made under Coverage A for damages or under Coverage C for medical expenses shall reduce the amount available under the General Aggregate Limit or the Products -completed Operations Aggregate Limit, whichever is applicable; and 2. Such payments shall not reduce any Designated Construction Project General Aggregate Limit. C. When coverage for liability arising out of the "products -completed operations hazard" is provided, any payments for damages because of "bodily injury" or "property damage" included in the "products -completed operations hazard" will reduce the Products -completed Operations Aggregate Limit, and not reduce the General Aggregate Limit nor the Designated Construction Project General Aggregate Limit. D. If the applicable designated construction project has been abandoned, delayed, or abandoned and then restarted, or if the authorized contracting parties deviate from plans, blueprints, designs, specifications or timetables, the project will still be deemed to be the same construction project. E. The provisions of Section III — Limits Of Insurance not otherwise modified by this endorsement shall continue to apply as stipulated. Page 2 of 2 Copyright, Insurance Services Office, Inc., 1996 CG 25 03 05 09 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 25 04 05 09 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. DESIGNATED LOCATION(S) GENERAL AGGREGATE LIMIT This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE Designated Location(s): All locations you own, rent or occupy and as per schedule on file with the company. $4,000,000 per location with the maximum annual general aggregate limit for the policy term capped at $40,000,000. Information required to complete this Schedule, if not shown above, will be shown in the Declarations. A. For all sums which the insured becomes legally obligated to pay as damages caused by "occurrences" under Section I — Coverage A, and for all medical expenses caused by accidents under Section I — Coverage C, which can be attributed only to operations at a single designated 'location" shown in the Schedule above: 1. A separate Designated Location General Aggregate Limit applies to each designated "location", and that limit is equal to the amount of the General Aggregate Limit shown in the Declarations. 2. The Designated Location General Aggregate Limit is the most we will pay for the sum of all damages under Coverage A, except damages because of "bodily injury" or "property damage" included in the "products -completed operations hazard", and for medical expenses under Coverage C regardless of the number of: a. Insureds; b. Claims made or "suits" brought; or c. Persons or organizations making claims or bringing "suits". 3. Any payments made under Coverage A for damages or under Coverage C for medical expenses shall reduce the Designated Location General Aggregate Limit for that designated 'location". Such payments shall not reduce the General Aggregate Limit shown in the Declarations nor shall they reduce any other Designated Location General Aggregate Limit for any other designated 'location" shown in the Schedule above. 4. The limits shown in the Declarations for Each Occurrence, Damage To Premises Rented To You and Medical Expense continue to apply. However, instead of being subject to the General Aggregate Limit shown in the Declarations, such limits will be subject to the applicable Designated Location General Aggregate Limit. CG 25 04 05 09 © Insurance Services Office, Inc., 2008 Page 1 of 2 B. For all sums which the insured becomes legally obligated to pay as damages caused by "occurrences" under Section I — Coverage A, and for all medical expenses caused by accidents under Section I — Coverage C, which cannot be attributed only to operations at a single designated "location" shown in the Schedule above: 1. Any payments made under Coverage A for damages or under Coverage C for medical expenses shall reduce the amount available under the General Aggregate Limit or the Products -completed Operations Aggregate Limit, whichever is applicable; and 2. Such payments shall not reduce any Designated Location General Aggregate Limit. C. When coverage for liability arising out of the "products -completed operations hazard" is provided, any payments for damages because of "bodily injury" or "property damage" included in the "products -completed operations hazard" will reduce the Products -completed Operations Aggregate Limit, and not reduce the General Aggregate Limit nor the Designated Location General Aggregate Limit. D. For the purposes of this endorsement, the Definitions Section is amended by the addition of the following definition: "Location" means premises involving the same or connecting lots, or premises whose connection is interrupted only by a street, roadway, waterway or right-of-way of a railroad. E. The provisions of Section III — Limits Of Insurance not otherwise modified by this endorsement shall continue to apply as stipulated Page 2 of 2 © Insurance Services Office, Inc., 2008 CG 25 04 05 09 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. WAIVER OF TRANSFER OF RIGHTS OF RECOVERY AGAINST OTHERS TO US This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART SCHEDULE Name Of Person Or Organization: Any person or organization as required by written contract or agreement that is executed prior to the loss. Information required to complete this Schedule if not shown above will be shown in the Declarations. CHANGE We waive any right of recovery we may have against the person or organization shown in the Schedule above because of payments we make for "bodily injury" or "property damage" to which this insurance applies, caused by an "accident" and resulting from the ownership, maintenance or use of a covered "auto". This waiver applies only to the person or organization shown in the Schedule above. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ included Insurance Company Safety National Casualty Corporation Countersigned By SNCA 027 10 13 Safety National Casualty Corporation Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART CHANGE The following new provision is added to A. Cancellation of the COMMON POLICY CONDITIONS or such other applicable state cancellation endorsement: As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. G. 6676804 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By (Countersignature by the Broker or Agent shall only occur in the mailing states that require countersignature) SNGL 047 0514 Safety National Casualty Corporation Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART CHANGE The following new provision is added to A. Cancellation of the COMMON POLICY CONDITIONS or such other applicable state cancellation endorsement: As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By (Countersignature by the Broker or Agent shall only occur in the mailing states that require countersignature) SNCA 039 10 13 Safety National Casualty Corporation Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 00 03 13 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. AL, AK, AZ, AR, CO, CT, DE, DC, FL, GA, HI, ID, IL, IN, IA, KS, LA, ME, MD, NIA, MI, MN, MS, MO, MT, NE, NV, NM, NY, NC, OK, OR, PA, RI, SC, SO, TN, VT, VA, WV This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Insured TETRA TECH, INC. Policy No. LDC4068970 Endorsement No. Insurance Company Safety National Casualty Corporation Countersigned By WC 00 03 13 (04 84) © 1983 National Council on Compensation Insurance. Premium $ Included Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 00 03 13 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. WI This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2C24 Policy No. PS 4068969 Endorsement No. Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By WC 00 03 13 (04 84) Page 1 of 1 © 1983 National Council on Compensation Insurance WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 04 03 06 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT-CALIFORNIA We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) You must maintain payroll records accurately segregating the remuneration of your employees while engaged in the work described in the Schedule. The additional premium for this endorsement shall be o °/u of the California workers' compensation premium otherwise due on such remuneration. SCHEDULE Person or Organization Job Description Any Person or Organization as required by written contract or agreement that is executed prior to the loss. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. LDC4068970 Insured TETRA TECH, INC. Insurance Company Safety National Casualty Corporation Countersigned By WC 04 03 06 (04 84) Endorsement No. Premium $ Included 0 1998 by the Workers' Compensation Insurance Rating Bureau of California. All rights reserved. Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 42 03 04 B TEXAS WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT This endorsement applies only to the insurance provided by the policy because Texas is shown in Item 3.A. of the Information Page. We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule, but this waiver applies only with respect to bodily injury arising out of the operations described in the Schedule where you are required by a written contract to obtain this waiver from us. This endorsement shall not operate directly or indirectly to benefit anyone not named in the Schedule. The premium for this endorsement is shown in the Schedule. SCHEDULE 1. ( ) Specific Waiver (x) Blanket Waiver Any Person or Organization as required by written contract or agreement that is executed prior to the loss. 2. Operations: 3. Premium: $ The premium charge for this endorsement shall be percent of the premium developed on payroll in connection with work performed for the above person(s) or organization(s) arising out of the operations described. 4. Advance Premium: This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. LDC4068970 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By WC 42 03 04 B (06 14) © Copyright 2014 National Council on Compensation Insurance, Inc. All Rights Reserved. WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 43 03 05 UTAH WAIVER OF SUBROGATION ENDORSEMENT This endorsement applies only to the insurance provided by the policy because Utah is shown in Item 3.A. of the Information Page. We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. Our waiver of rights does not release your employees' rights against third parties and does not release our authority as trustee of claims against third parties. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 PolicyNo.LDC406s970 Endorsement No. Insured TETRA TECH, INC. Premium $ Included Insurance Company safety National Casualty Corporation Countersigned By WC 43 03 05 (07 00) Page © 2000 National Council on Compensation Insurance, Inc. THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. DESIGNATED ADDITIONAL INSURED This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART SCHEDULE Name of Additional Insured Person(s) or Organization(s): Any person or organization as required by written contract or agreement that is executed prior to the loss. CHANGE The person(s) or organization(s) shown in the Schedule above with whom you have agreed in a written contract to provide insurance such as is afforded under this Coverage Form, is included as an Additional Insured subject to the below: (1) Insurance for such Additional Insured(s) scheduled above shall be afforded only to the extent that such Additional Insured is liable for "bodily injury" or "property damage" arising out of your operations and resulting from the ownership, maintenance or use of covered "autos" by you while the covered "autos" are on premises owned or leased by the above scheduled Additional Insured(s). (2) The insurance afforded under this Coverage Form to such Additional Insured(s) applies only: (a) If the "accident' takes place subsequent to the execution and effective date of such written contract: and, (b) While such written contract is in force, or until the end of the policy period, which ever occurs first. (3) How Limits Apply to Additional Insured(s) The most we will pay on behalf of the Additional Insured(s) scheduled above is the lesser of: (a) The limits of insurance specified in the written contract or written agreement; or, (b) The Limits of Insurance provided by the Coverage Form. SNCA 026 10 13 Safety National Casualty Corporation Page 1 of 2 The amount we will pay on behalf of such Additional Insured(s) shall be apart of, and not in addition to, the Limits of Insurance shown in the Coverage Form Declarations and described in this section. Such amount will thus not increase the Limits of Insurance shown for the Coverage Form. (4) Exclusions (a) This endorsement does not apply to liability of the Additional Insured which arises out of the ownership of transportation operating rights granted to the Additional Insured by public authority. (b) This endorsement does not apply to the liability of the owner or anyone else from whom you hire or borrow a covered auto. (5) Obligations at the Additional Insured's Own Cost No Additional Insured will, except at their own cost, voluntarily make a payment, assume any obligation, or incur any expense, other than for first aid, without our consent. The Additional Insured(s) scheduled above shall be subject to all other conditions set forth in the Coverage Form. This endorsement does not alter coverage provided in the Coverage Form. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2024 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By Page 2 of 2 Safety National Casualty Corporation SNCA 026 10 13 8. The client for whom the Insured performs Covered Operations, provided that a written contract or written agreement is in effect between the Named Insured and the client requiring the client to be an Additional Insured for Covered Operations which result in a Pollution Condition and the Bodily Injury, Property Damage or Environmental Damage occurs on or after the execution of such contract or agreement. Such client is only an Additional Insured with respect to liability for a Pollution Condition arising out of Covered Operations performed by another Insured. The Company's liability shall only be for the lesser of the Limits of Liability required by such written contract or written agreement or the remaining Limits of Liability under this Policy. Section III. EXCLUSIONS, Subsection G. does not apply to a Claim by the client against another Insured for a Pollution Condition for which coverage is provided under this Endorsement. N. Potential Claim means the performance of Covered Operations which may reasonably be expected to give rise to a Claim. Solely with respect to coverage afforded pursuant to this Endorsement, Section IV. DEFINITIONS, is amended to include the following definitions: AA. Clean-up Costs means expenses incurred in the removal or remediation of soil, surface water, groundwater, or other contamination resulting from Pollution Conditions, provided such expenses: 1. Are specifically mandated by any governmental entity duly acting under the authority of environmental law(s); or 2. Have been incurred by a governmental entity or by a third party. BB. Client means a natural person or entity to whom the Insured renders general construction activity pursuant to a written contract. CC. Covered Operations means those physical construction operations and activities performed for others by the Insured or any entity for whom the Insured is legally liable. DD. Environmental Damage means physical damage to soil, surface water or groundwater, or plant or animal life, caused by Pollution Conditions and giving rise to Clean-up Costs. EE. Insured Contract means that part of any contract or agreement pertaining to Covered Operations (including an indemnification of a municipality in connection with work performed for a municipality) under which the Named Insured assumes the tort liability of another party to pay for Bodily Injury, Property Damage or Environmental Damage to a third person or organization. Tort liability means a liability that would be imposed by law in the absence of any contract or agreement. FF. Insured's Products means goods, products or equipment, including component parts thereof, and including other products in which goods, products or equipment are AE 00056 00 (01/21) ENDORSEMENT NO. 13 AMEND SUBROGATION CLAUSE; WAIVER OF SUBROGATION FOR CLIENTS AND THIRD PARTIES This Endorsement, effective at 12:01 a.m. on October 1, 2024, forms part of Policy No. 0312-0276 Issued to Tetra Tech, Inc. Issued by Allied World Surplus Lines Insurance Company In consideration of the premium charged, it is hereby agreed that Section VEIL CONDITIONS, Subsection N. is deleted in its entirety and replaced as follows: N. SUBROGATION In the event of any payment under this Policy, the Company shall be subrogated to all the Insured's rights of recovery against any person or organization and the Insured shall execute and deliver instruments and papers and do whatever else is necessary to secure such rights. The Insured shall do nothing to prejudice such rights. The Company agrees to waive its right of subrogation against any client of the Insured or any other person or entity for a Claim which is covered by this Policy where the Insured agreed to waive any such rights in writing prior to the date the Wrongful Act giving rise to such Claim first occurred. Any recoveries shall be applied first to subrogation expenses, second to Damages and Defense Expenses paid by the Company, and third in satisfaction of the Policy Deductible shown in Item 4. of the Declarations. Any additional amounts recovered shall be paid to the First Named Insured. All other terns, conditions and limitations of this Policy shall remain unchanged. Authorized Representative AE 00062 (08/21) A o CERTIFICATE OF LIABILITY INSURANCE DATE(MM/DD/YYYY) 09/18/2025 THIS CERTIFICATE IS ISSUED AS A MATTER OF INFORMATION ONLY AND CONFERS NO RIGHTS UPON THE CERTIFICATE HOLDER. THIS CERTIFICATE DOES NOT AFFIRMATIVELY OR NEGATIVELY AMEND, EXTEND OR ALTER THE COVERAGE AFFORDED BY THE POLICIES BELOW. THIS CERTIFICATE OF INSURANCE DOES NOT CONSTITUTE A CONTRACT BETWEEN THE ISSUING INSURER(S), AUTHORIZED REPRESENTATIVE OR PRODUCER, AND THE CERTIFICATE HOLDER. IMPORTANT: If the certificate holder is an ADDITIONAL INSURED, the policy(ies) must have ADDITIONAL INSURED provisions or be endorsed. If SUBROGATION IS WAIVED, subject to the terms and conditions of the policy, certain policies may require an endorsement. A statement on this certificate does not confer rights to the certificate holder in lieu of such endorsement(s). PRODUCER Aon Risk Insurance services West, Inc. Los Angeles CA Office CONTACT NAME: (A/CN o. Ext): C866) 283-7122 FAX No.: (800) 363-0105 E-MAIL ADDRESS: 707 Wilshire Boulevard suite 2600 INSURER(S) AFFORDING COVERAGE NAIC # Los Angeles CA 90017-0460 USA INSURED INSURER A: safety National Casualty Corp 15105 Tetra Tech, Inc. 17885 Von Karman Ave., suite 500 Irvine CA 92614 USA INSURERB: Allied World surplus Lines Insurance Co 24319 INSURERC: American International Group UK Ltd AA1120187 INSURER D: INSURER E: INSURER F: COVERAGES CERTIFICATE NUMBER: 570115454752 REVISION NUMBER: THIS IS TO CERTIFY THAT THE POLICIES OF INSURANCE LISTED BELOW HAVE BEEN ISSUED TO THE INSURED NAMED ABOVE FOR THE POLICY PERIOD INDICATED. NOTWITHSTANDING ANY REQUIREMENT, TERM OR CONDITION OF ANY CONTRACT OR OTHER DOCUMENT WITH RESPECT TO WHICH THIS CERTIFICATE MAY BE ISSUED OR MAY PERTAIN, THE INSURANCE AFFORDED BY THE POLICIES DESCRIBED HEREIN IS SUBJECT TO ALL THE TERMS, EXCLUSIONS AND CONDITIONS OF SUCH POLICIES. LIMITS SHOWN MAY HAVE BEEN REDUCED BY PAID CLAIMS. Limits shown are as requested LTR TYPE OF INSURANCE I N S DI WVD I POLICY NUMBER MM/DD/YYYY MM/DD/YYYY LIMITS A X COMMERCIAL GENERAL LIABILITY GL EACH OCCURRENCE $2,000,000 CLAIMS -MADE X❑ OCCUR PREMISES Ea occurrence)$1,000,000 X MED EXP (Any one person) $10 , 000 X, C, U Coverage PERSONAL& ADV INJURY $2,000,000 GEN'L AGGREGATE LIMIT APPLIES PER: GENERAL AGGREGATE $4,000,000 POLICY ElPRO JECT �X LOC PRODUCTS - COMP/OP AGG $4,000,000 OTHER: A AUTOMOBILE LIABILITY CA 6676805 10/01/2025 10/01/2026 COMBINED SINGLE LIMIT Ea accident $1,000,000 BODILY INJURY ( Per person) X ANY AUTO BODILY INJURY (Per accident) OWNED SCHEDULED AUTOS ONLY AUTOS HI RED AUTOS NON -OWNED PROPERTY DAMAGE ONLY AUTOS ONLY Per accident C X UMBRELLA LIAB X OCCUR 62785232 10/01/2025 10/01/2026 EACH OCCURRENCE $1,000,000 EXCESS LIAB CLAIMS -MADE AGGREGATE $1,000,000 DED I RETENTION A WORKERS COMPENSATION AND LDc4068970 10/01/2025 10/01/2026 X I PERSTATUTE I OTH- ER EMPLOYERS' LIABILITY Y / N ADS E.L. EACH ACCIDENT $1,000,000 A ANY PROPRIETOR / PARTNER, EXD? ECUTIVE Ps4068969 10/01/2025 10/01/2026 OFFICER/MEMBER EXCLUDE (Mandatory in NH) N/A WI E.L. DISEASE -EA EMPLOYEE $1,000,000 If yes, describe under DESCRIPTION OF OPERATIONS below I I I E.L. DISEASE -POLICY LIMIT $1,000,000 B Environmental Contractors and 03120276 10/01/2025 10/01/2026 Each Claim $1,000,000 Prof Prof/Poll-Claims Made Cov Aggregate $2,000,000 SIR applies per policy terns & condi lions DESCRIPTION OF OPERATIONS / LOCATIONS / VEHICLES (ACORD 101, Additional Remarks Schedule, may be attached if more space is required) RE: On -Call Water Resources Engineering Services, RFP No. 24-083. City of Santa Ana, its officers, officials, employees and volunteers are included as Additional Insured in accordance with the policy provisions of the General Liability and Automobile Liability policies as required by written contract. General Liability and Automobile Liability policies evidenced herein are Primary and Non -Contributory to other insurance available to an Additional Insured, but only in accordance with the policy's provisions as required by written contract. A Waiver of Subrogation is granted in favor of Certificate Holder in accordance with the policy provisions of the General Liability, Automobile Liability and Workers' Compensation policies as required by written contract. should General Liability, Automobile Liability and Workers' Compensation policies be cancelled before the CERTIFICATE HOLDER 4APPROVED By Tu Tran Nguyen at 3:29 pm, Nov 12, 2025 City of Santa Ana Attention: Heidi Chou 215 S. Center St., M-85 Santa Ana, CA 92701 USA Tu Tran TDugTran yNguyed by Nguyen 1D52959-08'00? CANCELLATION SHOULD ANY OF THE ABOVE DESCRIBED POLICIES BE CANCELLED BEFORE THE EXPIRATION DATE THEREOF, NOTICE WILL BE DELIVERED IN ACCORDANCE WITH THE POLICY PROVISIONS. AUTHORIZED REPRESENTATIVE ©1988-2015 ACORD CORPORATION. All rights reserved. ACORD 25 (2016/03) The ACORD name and logo are registered marks of ACORD AGENCY CUSTOMER ID: 570000036654 LOC #: "4 ADDITIONAL REMARKS SCHEDULE Page _ of AGENCY Aon Risk Insurance Services West, Inc. NAMEDINSURED Tetra Tech, Inc. POLICY NUMBER See certificate Number: 570115454752 CARRIER See certificate Number: 570115454752 NAIC CODE EFFECTIVE DATE: ADDITIONAL REMARKS THIS ADDITIONAL REMARKS FORM IS A SCHEDULE TO ACORD FORM, FORM NUMBER: ACORD 25 FORM TITLE: Certificate of Liability Insurance Additional Description of Operations / Locations / Vehicles: expiration date thereof, the policy provisions of each policy will govern how notice of cancellation may be delivered to certificate holders in accordance with the policy provisions of each policy. Stop Gap coverage for the following states: OH, ND, WA, WY. ACORD 101 (2008/01) © 2008 ACORD CORPORATION. All rights reserved. The ACORD name and logo are registered marks of ACORD WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 99 99 35 SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES ENDORSEMENT As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. AL, AK, AR, CA, CO, CT, DE, DC, GA, HI, ID, IL, IN, IA, KS, KY, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NH, NM, NY, OK, PA, RI, SC, SD, UT, VT, VA, WV This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. LDC4068970 Endorsement No. Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By WC 99 99 35 (07 12) Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 24 04 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. WAIVER OF TRANSFER OF RIGHTS OF RECOVERY AGAINST OTHERS TO US (WAIVER OF SUBROGATION) This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART ELECTRONIC DATA LIABILITY COVERAGE PART LIQUOR LIABILITY COVERAGE PART POLLUTION LIABILITY COVERAGE PART DESIGNATED SITES POLLUTION LIABILITY LIMITED COVERAGE PART DESIGNATED SITES PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART RAILROAD PROTECTIVE LIABILITY COVERAGE PART UNDERGROUND STORAGE TANK POLICY DESIGNATED TANKS SCHEDULE Name Of Person(s) Or Organ ization(s): Any Person or Organization as required by written contract or agreement that is executed prior to the loss. Information required to complete this Schedule, if not shown above, will be shown in the Declarations. The following is added to Paragraph 8. Transfer Of Rights Of Recovery Against Others To Us of Section IV — Conditions: We waive any right of recovery against the person(s) or organization(s) shown in the Schedule above because of payments we make under this Coverage Part. Such waiver by us applies only to the extent that the insured has waived its right of recovery against such person(s) or organization(s) prior to loss. This endorsement applies only to the person(s) or organization(s) shown in the Schedule above. CG 24 04 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG20101219 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - OWNERS, LESSEES OR CONTRACTORS - SCHEDULED PERSON OR ORGANIZATION This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE Name Of Additional Insured Person(s) Or Organization(s) Locations Of Covered Operations Any person or organization as required by All of your projects or locations. written contract or agreement that is executed prior to the loss. Information required to complete this Schedule if not shown above will be shown in the Declarations. A. Section II — Who Is An Insured is amended to include as an additional insured the person(s) or organization(s) shown in the Schedule, but only with respect to liability for "bodily injury", "property damage" or "personal and advertising injury" caused, in whole or in part, by: 1. Your acts or omissions; or 2. The acts or omissions of those acting on your behalf; in the performance of your ongoing operations for the additional insured(s) at the location(s) designated above. However: 1. The insurance afforded to such additional insured only applies to the extent permitted by law; and 2. If coverage provided to the additional insured is required by a contract or agreement, the insurance afforded to such additional insured will not be broader than that which you are required by the contract or agreement to provide for such additional insured. B. With respect to the insurance afforded to these additional insureds, the following additional exclusions apply: This insurance does not apply to "bodily injury" or "property damage" occurring after: 1. All work, including materials, parts or equipment furnished in connection with such work, on the project (other than service, maintenance or repairs) to be performed by or on behalf of the additional insured(s) at the location of the covered operations has been completed; or 2. That portion of "your work" out of which the injury or damage arises has been put to its intended use by any person or organization other than another contractor or subcontractor engaged in performing operations for a principal as a part of the same project. CG 20 10 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 2 C. With respect to the insurance afforded to these additional insureds, the following is added to Section III — Limits Of Insurance: If coverage provided to the additional insured is required by a contract or agreement, the most we will pay on behalf of the additional insured is the amount of insurance: 1. Required by the contract or agreement; or 2. Available under the applicable limits of insurance; whichever is less. This endorsement shall not increase the applicable limits of insurance. Page 2 of 2 © Insurance Services Office, Inc., 2018 CG 20 10 12 19 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 37 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - OWNERS, LESSEES OR CONTRACTORS - COMPLETED OPERATIONS This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART SCHEDULE Name Of Additional Insured Person(s) Or Organization(s) Location And Description Of Completed Operations Any person or organization as required All of your projects or locations. by written contract or agreement that is executed prior to the loss. Information required to complete this Schedule if not shown above will be shown in the Declarations. A. Section II — Who Is An Insured is amended to include as an additional insured the person(s) or organization(s) shown in the Schedule, but only with respect to liability for "bodily injury" or "property damage" caused, in whole or in part, by "your work" at the location designated and described in the Schedule of this endorsement performed for that additional insured and included in the "products -completed operations hazard". However: 1. The insurance afforded to such additional insured only applies to the extent permitted by law; and 2. If coverage provided to the additional insured is required by a contract or agreement, the insurance afforded to such additional insured will not be broader than that which you are required by the contract or agreement to provide for such additional insured. B. With respect to the insurance afforded to these additional insureds, the following is added to Section III — Limits Of Insurance: If coverage provided to the additional insured is required by a contract or agreement, the most we will pay on behalf of the additional insured is the amount of insurance: 1. Required by the contract or agreement; or 2. Available under the applicable limits of insurance; whichever is less. This endorsement shall not increase the applicable limits of insurance. CG 20 37 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 12 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. ADDITIONAL INSURED - STATE OR GOVERNMENTAL AGENCY OR SUBDIVISION OR POLITICAL SUBDIVISION - PERMITS OR AUTHORIZATIONS This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART SCHEDULE State Or Governmental Agency Or Subdivision Or Political Subdivision: As required by written contract or agreement that is executed prior to the loss Information required to complete this Schedule, if not shown above, will be shown in the Declarations. A. Section II — Who Is An Insured is amended to 2. This insurance does not apply to: include as an additional insured any state or a. "Bodily injury", "property damage" or governmental agency or subdivision or political "personal and advertising injury" arising subdivision shown in the Schedule, subject to the out of operations performed for the federal following provisions: government, state or municipality; or 1. This insurance applies only with respect to b. "Bodily injury" or "property damage" operations performed by you or on your behalf included within the "products -completed for which the state or governmental agency or operations hazard". subdivision or political subdivision has issued a permit or authorization. B. With respect to the insurance afforded to these additional insureds, the following is added to However: Section III — Limits Of Insurance: a. The insurance afforded to such additional If coverage provided to the additional insured is insured only applies to the extent permitted required by a contract or agreement, the most by law; and we will pay on behalf of the additional insured is b. If coverage provided to the additional the amount of insurance: insured is required by a contract or 1. Required by the contract or agreement; or agreement, the insurance afforded to such additional insured will not be broader than 2• Available under the applicable limits of that which you are required by the contract insurance; or agreement to provide for such additional whichever is less. insured. This endorsement shall not increase the applicable limits of insurance. CG 20 12 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 POLICY NUMBER: GL 6676804 COMMERCIAL GENERAL LIABILITY CG 20 01 12 19 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. PRIMARY AND NONCONTRIBUTORY - OTHER INSURANCE CONDITION This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART LIQUOR LIABILITY COVERAGE PART PRODUCTS/COMPLETED OPERATIONS LIABILITY COVERAGE PART The following is added to the Other Insurance Condition and supersedes any provision to the contrary: Primary And Noncontributory Insurance This insurance is primary to and will not seek contribution from any other insurance available to an additional insured under your policy provided that: (1) The additional insured is a Named Insured under such other insurance; and (2) You have agreed in writing in a contract or agreement that this insurance would be primary and would not seek contribution from any other insurance available to the additional insured. CG 20 01 12 19 © Insurance Services Office, Inc., 2018 Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. DESIGNATED ADDITIONAL INSURED This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART SCHEDULE Name of Additional Insured Person(s) or Organization(s): Any person or organization as required by written contract or agreement that is executed prior to the loss. CHANGE The person(s) or organization(s) shown in the Schedule above with whom you have agreed in a written contract to provide insurance such as is afforded under this Coverage Form, is included as an Additional Insured subject to the below: (1) Insurance for such Additional Insured(s) scheduled above shall be afforded only to the extent that such Additional Insured is liable for "bodily injury" or "property damage" arising out of your operations and resulting from the ownership, maintenance or use of covered "autos" by you while the covered "autos" are on premises owned or leased by the above scheduled Additional Insured(s). (2) The insurance afforded under this Coverage Form to such Additional Insured(s) applies only: (a) If the "accident" takes place subsequent to the execution and effective date of such written contract: and, (b) While such written contract is in force, or until the end of the policy period, which ever occurs first. (3) How Limits Apply to Additional Insured(s) The most we will pay on behalf of the Additional Insured(s) scheduled above is the lesser of: (a) The limits of insurance specified in the written contract or written agreement; or, (b) The Limits of Insurance provided by the Coverage Form. SNCA 026 10 13 Safety National Casualty Corporation Page 1 of 2 The amount we will pay on behalf of such Additional Insured(s) shall be a part of, and not in addition to, the Limits of Insurance shown in the Coverage Form Declarations and described in this section. Such amount will thus not increase the Limits of Insurance shown for the Coverage Form. (4) Exclusions (a) This endorsement does not apply to liability of the Additional Insured which arises out of the ownership of transportation operating rights granted to the Additional Insured by public authority. (b) This endorsement does not apply to the liability of the owner or anyone else from whom you hire or borrow a covered auto. (5) Obligations at the Additional Insured's Own Cost No Additional Insured will, except at their own cost, voluntarily make a payment, assume any obligation, or incur any expense, other than for first aid, without our consent. The Additional Insured(s) scheduled above shall be subject to all other conditions set forth in the Coverage Form. This endorsement does not alter coverage provided in the Coverage Form. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By Page 2 of 2 Safety National Casualty Corporation SNCA 026 10 13 POLICY NUMBER: CA 6676805 COMMERCIAL AUTO CA 04 49 11 16 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. PRIMARY AND NONCONTRIBUTORY - OTHER INSURANCE CONDITION This endorsement modifies insurance provided under the following: AUTO DEALERS COVERAGE FORM BUSINESS AUTO COVERAGE FORM MOTOR CARRIER COVERAGE FORM With respect to coverage provided by this endorsement, the provisions of the Coverage Form apply unless modified by the endorsement. A. The following is added to the Other Insurance Condition in the Business Auto Coverage Form and the Other Insurance — Primary And Excess Insurance Provisions in the Motor Carrier Coverage Form and supersedes any provision to the contrary: This Coverage Form's Covered Autos Liability Coverage is primary to and will not seek contribution from any other insurance available to an "insured" under your policy provided that: 1. Such "insured" is a Named Insured under such other insurance; and 2. You have agreed in writing in a contract or agreement that this insurance would be primary and would not seek contribution from any other insurance available to such "insured". B. The following is added to the Other Insurance Condition in the Auto Dealers Coverage Form and supersedes any provision to the contrary: This Coverage Form's Covered Autos Liability Coverage and General Liability Coverages are primary to and will not seek contribution from any other insurance available to an "insured" under your policy provided that: 1. Such "insured" is a Named Insured under such other insurance; and 2. You have agreed in writing in a contract or agreement that this insurance would be primary and would not seek contribution from any other insurance available to such "insured". CA 04 49 11 16 © Insurance Services Office, Inc., 2016 Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. WAIVER OF TRANSFER OF RIGHTS OF RECOVERY AGAINST OTHERS TO US This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART SCHEDULE Name Of Person Or Organization: Any person or organization as required by written contract or agreement that is executed prior to the loss. Information required to complete this Schedule, if not shown above, will be shown in the Declarations. CHANGE We waive any right of recovery we may have against the person or organization shown in the Schedule above because of payments we make for "bodily injury" or "property damage" to which this insurance applies, caused by an "accident" and resulting from the ownership, maintenance or use of a covered "auto". This waiver applies only to the person or organization shown in the Schedule above. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By SNCA 027 10 13 Safety National Casualty Corporation Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES This endorsement modifies insurance provided under the following: COMMERCIAL GENERAL LIABILITY COVERAGE PART CHANGE The following new provision is added to A. Cancellation of the COMMON POLICY CONDITIONS or such other applicable state cancellation endorsement: As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. GL 6676804 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By (Countersignature by the Broker or Agent shall only occur in the mailing states that require countersignature) SNGL 047 0514 Safety National Casualty Corporation Page 1 of 1 THIS ENDORSEMENT CHANGES THE POLICY. PLEASE READ IT CAREFULLY. SPECIAL NOTICE OF CANCELLATION SERVICE PROVIDED TO IDENTIFIED THIRD PARTIES This endorsement modifies insurance provided under the following: COMMERCIAL AUTOMOBILE COVERAGE PART CHANGE The following new provision is added to A. Cancellation of the COMMON POLICY CONDITIONS or such other applicable state cancellation endorsement: As a special service to you, if we cancel this policy for any reason other than non-payment of premium, within thirty (30) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. As a special service to you, if we cancel this policy for non-payment of premium, within ten (10) days prior to the effective date of cancellation, we will mail a copy of such written notice of cancellation to all third persons whose name and address have, during the applicable policy period, been placed on file with us through your broker of record due to third party contractual requirements relating to such notice. If we have been provided with an electronic address of such third parties, at our election we may send notice of cancellation to such third parties by electronic mail. Notice of cancellation of coverage provided to a certificate holder is a courtesy only. Failure to provide such notice will not extend the policy cancellation date, negate the cancellation of the policy, nor confer any rights nor expectations upon the certificate holder nor subject us, our agents nor representatives to liability for failure to provide notice. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. CA 6676805 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By (Countersignature by the Broker or Agent shall only occur in the mailing states that require countersignature) SNCA 039 10 13 Safety National Casualty Corporation Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 00 03 13 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. AL, AK, AZ, AR, CO, CT, DE, DC, FL, GA, HI, ID, IL, IN, IA, KS, LA, ME, MD, MA, MI, MN, MS, MO, MT, NE, NV, NM, NY, NC, OK, OR, PA, RI, SC, SD, TN, VT, VA, WV This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. LDC4068970 Endorsement No. Insured TETRA TECH, INC. Insurance Company Safety National Casualty Corporation Countersigned By WC 00 03 13 (04 84) © 1983 National Council on Compensation Insurance. Premium $ Included Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 04 03 06 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT-CALIFORNIA We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) You must maintain payroll records accurately segregating the remuneration of your employees while engaged in the work described in the Schedule. The additional premium for this endorsement shall be 0 % of the California workers' compensation premium otherwise due on such remuneration. SCHEDULE Person or Organization Job Description Any Person or Organization as required by written contract or agreement that is executed prior to the loss. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. LDC4068970 Insured TETRA TECH, INC. Insurance Company Safety National Casualty Corporation Countersigned By WC 04 03 06 (04 84) Endorsement No. Premium $ Included 0 1998 by the Workers' Compensation Insurance Rating Bureau of California. All rights reserved. Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 42 03 04 B TEXAS WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT This endorsement applies only to the insurance provided by the policy because Texas is shown in Item 3.A. of the Information Page. We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule, but this waiver applies only with respect to bodily injury arising out of the operations described in the Schedule where you are required by a written contract to obtain this waiver from us. This endorsement shall not operate directly or indirectly to benefit anyone not named in the Schedule. The premium for this endorsement is shown in the Schedule. SCHEDULE 1. ( ) Specific Waiver (x) Blanket Waiver Any Person or Organization as required by written contract or agreement that is executed prior to the loss. 2. Operations: 3. Premium: $ The premium charge for this endorsement shall be percent of the premium developed on payroll in connection with work performed for the above person(s) or organization(s) arising out of the operations described. 4. Advance Premium: This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. LDC4068970 Endorsement No. Named Insured TETRA TECH, INC. Premium $ Included Insurance Company Safety National Casualty Corporation Countersigned By WC 42 03 04 B (06 14) © Copyright 2014 National Council on Compensation Insurance, Inc. All Rights Reserved. WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 43 03 05 UTAH WAIVER OF SUBROGATION ENDORSEMENT This endorsement applies only to the insurance provided by the policy because Utah is shown in Item 3.A. of the Information Page. We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. Our waiver of rights does not release your employees' rights against third parties and does not release our authority as trustee of claims against third parties. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No.LDC4068970 Endorsement No. Insured TETRA TECH, INC. Insurance Company Safety National Casualty Corporation Countersigned By WC 43 03 05 (07 00) © 2000 National Council on Compensation Insurance, Inc. Premium $ Included Page 1 of 1 WORKERS COMPENSATION AND EMPLOYERS LIABILITY INSURANCE POLICY WC 00 03 13 WAIVER OF OUR RIGHT TO RECOVER FROM OTHERS ENDORSEMENT We have the right to recover our payments from anyone liable for an injury covered by this policy. We will not enforce our right against the person or organization named in the Schedule. (This agreement applies only to the extent that you perform work under a written contract that requires you to obtain this agreement from us.) This agreement shall not operate directly or indirectly to benefit anyone not named in the Schedule. SCHEDULE Any Person or Organization as required by written contract or agreement that is executed prior to the loss. THIS FORM APPLIES ONLY TO THE FOLLOWING STATE(S) IF COVERED BY YOUR POLICY. IF A STATE IS NOT LISTED BELOW, THIS FORM DOES NOT APPLY IN THAT STATE. WI This endorsement changes the policy to which it is attached and is effective on the date issued unless otherwise stated. (The information below is required only when this endorsement is issued subsequent to preparation of the policy.) Endorsement Effective 10/01/2025 Policy No. Ps 4068969 Endorsement No. Insured TETRA TECH, INC. Insurance Company Safety National Casualty Corporation Countersigned By WC 00 03 13 (04 84) © 1983 National Council on Compensation Insurance. Premium $ Included Page 1 of 1 ENDORSEMENT NO. 15 AMEND SUBROGATION CLAUSE; WAIVER OF SUBROGATION FOR CLIENTS AND THIRD PARTIES This Endorsement, effective at 12:01 a.m. on October 1, 2025, forms part of Policy No. 0312-0276 Issued to Tetra Tech, Inc. Issued by Allied World Surplus Lines Insurance Company In consideration of the premium charged, it is hereby agreed that Section VIII. CONDITIONS, Subsection N. is deleted in its entirety and replaced as follows: N. SUBROGATION In the event of any payment under this Policy, the Company shall be subrogated to all the Insured's rights of recovery against any person or organization and the Insured shall execute and deliver instruments and papers and do whatever else is necessary to secure such rights. The Insured shall do nothing to prejudice such rights. The Company agrees to waive its right of subrogation against any client of the Insured or any other person or entity for a Claim which is covered by this Policy where the Insured agreed to waive any such rights in writing prior to the date the Wrongful Act giving rise to such Claim first occurred. Any recoveries shall be applied first to subrogation expenses, second to Damages and Defense Expenses paid by the Company, and third in satisfaction of the Policy Deductible shown in Item 4. of the Declarations. Any additional amounts recovered shall be paid to the First Named Insured. All other terms, conditions and limitations of this Policy shall remain unchanged. Authorized Representative AE 00062 (08/21)