Item 15 - Downtown Flood Reduction and Stormwater Infiltration Project

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Downtown Flood Reduction and Stormwater Infiltration Project March 21, 2023 Page 3 (Exhibit 2). As specified in the bid documents, the lowest bid shall be determined by the Base Bid. Alternate bid items were also included for additional paving and striping work. In the past five years, GMZ Engineering, Inc. has not performed any work for the City. Based on the bid analysis and a contractor reference check, staff recommends awarding the construction contract to GMZ Engineering, Inc. in the amount of the Base Bid + Bid Alternatives, totaling $4,642,644 (Exhibit 3). Proiect Delive To deliver a complete project, in addition to the construction contract, the estimated total project delivery cost includes construction administration, inspection, and testing, along with an allowance for contingencies to account for unexpected or unforeseen conditions. Construction administration and inspection includes the following: construction management; inspection of the Contractor's work to ensure contract compliance, workmanship, and quality; and materials testing. As indicated in the Cost Analysis (Exhibit 4) and as summarized in the table below, the estimated total construction delivery cost of the project is $5,640,000. The original grant agreement for this project with the California Natural Resources Agency (CNRA) included $3.8 million of Prop 68 Urban Flood Protection (UFP) grant funding. Due to elevated construction costs, staff was successful at obtaining an additional $1.25 million from CNRA to deliver the project. Project Item Total Construction Contract $4,642,644 Construction Administration, Inspection, Testing $552,356 Contingencies $445,000 TOTAL CONSTRUCTION DELIVERY COST $5,640,000 Approval of the amendment to the FY 2022-23 Capital Improvement Program (Exhibit 5) will officially incorporate the additional funding for the project into the CIP program. ENVIRONMENTAL IMPACT In accordance with the California Environmental Quality Act, the recommended actions are exempt from further review. Categorical Exemption Environmental Review No. ER- 2022-95 was filed for the project. FISCAL IMPACT This project was originally authorized on January 18, 2022 in the FY 2021-22 CIP as Project No. 22-6622, with a total project budget of $3,800,000. With approval of the $1.25 million and $900,000 Appropriation Adjustments, the new total project budget will be $5,950,000. As indicated in the Cost Analysis, the estimated total construction delivery cost of the project is $5,640,000, which includes construction, contract administration, inspection, testing, and an authorized contingency.