25F - AGMT PEDESTRIAN DESIGN CONSULTING

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City of Santa Ana consider if solar powered lighting options may be advisable and recommend an option for the City's consideration for this lighting alternative. As required, coordination with SCE will also be provided by Tetra Tech. LANDSCAPING AND IRRIGATION DESIGN Tetra Tech will prepare the landscaping and irrigation design PS&Es prioritized with drought tolerant and native species of planting options. Plant, tree, and wall vine selection will be based with a sense of plant durability and aesthetic appropriateness for the project pathway and to withstand regular use in the area from the public. TRAFFIC SIGN, STRIPING & DETOUR DESIGN Tetra Tech will prepare PS&E's to Incorporate the traffic signage, striping and pedestrian/bicycle detour signage as appropriate for this active transportation pathway use. This work will be in compliance with the CA MUTCD and ensure safety and appropriate durability of signs and markings with the expectation of regular use by the public. PERMITS 1. The recommended design to retain runoff on-site discussed in the Approach Section will alleviate the need for an extensive permitting and potential environmental Impacts. If the recommended design approach is granted approval from the City, Tetra Tech will coordinate with Region 8 of the Regional Water Quality Control Board (RWQCB), US Army Corps of Engineers, the Orange County Flood Control District (OCFCD), and the California Department of Fish and Wildlife (CDFW) to ensure that all agencies don't require any specific permits. Optional: If the project requires a storm drain improvement to extend into Santiago Creek, Tetra Tech will coordinate and apply for all applicable permits including US Army Corps of Engineers Section 404 and 408 (if applicable) Clean Water Act (CWA) permit application, California Department of Fish and Wildlife (CDFW) 1602 application (If 26 DESIGN SERVICES RFP NO.: 18-042 applicable), NPDES M84 permit, OCFCD Discharge Permit (If applicable), and Regional Water Quality Control Board Region 8 CWA Section 401 Water Quality Standards Certification. Regardless of the drainage approach, Permit compliance will Include Encroachment Permits with Metrolink (SCRRA), CPUC, and the County. Right -of -Entry permits may also likely be required and Tetra Tech will advise if any other permits are necessary, R QUALITY MANA (REMOVED FROM If the Wiected design triggers the nee ora WOMP, etra Tech will coordinate w the City for the Low I act Development (LID requirements on the project a d to prepare a pro t specific Water Quality Manag ant Plan (W MP) Inclusive of percolation and itration It results. Although a previously propose path ay concept exists, our team will provide rec endations for appropriate pathway surface tree nts, BMP types, and drainage Improvem is a in accordance with the City of Santa An standard Santa Ana Regional Water Quality ntrol Board der No. R-8-2009- 0030 and Or ge County WO requirements. At a minim , three alternative su ace treatments will be a lusted and proposed to th City. The propo I will Include their pros/cons, d ability, infiltr tion capability, walkability, ride-abi (fo Icyclists), ADA compliance, maintena qe r ouirements, and cost differentials. STRUCTURAL CALCULATIONS Structural calculations and diagrams for all structural related components will be provided for during the final design. Structural and wail calculations will be checked/confirmed, signed, and stamped by our lead structural Engineer who is a Registered Civil Engineer duly licensed by the State of California and not involved with the original design. The Independent checker will reanalyze the structure and complete the following: Review relevant background, wall calculations and supporting information; 25F-41