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THE CITY OF 6 pLEASANTON. CITY COUNCIL AGENDA REPORT March 2, 2021 Engineering TITLE: APPROVE PLANS AND SPECIFICATIONS, REVIEW BIDS, AND AWARD A CONSTRUCTION CONTRACT TO WESTCAL DESIGN AND BUILD, INC. IN THE AMOUNT OF $1,020,000 FOR THE LIFT STATIONS 7 AND 8 VENTILATION AND LIGHTING IMPROVEMENTS PROJECT, CIP NO. 21267; AND AWARD A PROFESSIONAL SERVICES AGREEMENT TO TJC AND ASSOCIATES, INC. FOR THE NOT-TO-EXCEED AMOUNT OF $53,500 FOR CONSTRUCTION SUPPORT SERVICES SUMMARY The Lift Stations 7 and 8 Ventilation and Lighting Improvements Project will make necessary repairs to the two 42-year-old sanitary sewer pump stations. The venting and lighting systems at the two pump stations are now failing, with components of the systems at each station no longer functioning due to corrosion from continuous exposure to hydrogen sulfide that is common in domestic sewage. The project will include replacement of the entire ventilation system at both stations, replacement of the wetwell lighting, Supervisory Control and Data Acquisition (SCADA) improvements, and replacement of air monitoring equipment necessary for personnel access into the the stations. The project was designed by TJC and Associates Inc. (TJCAA). The project was competitively bid with three bidders submitting bids. The lowest responsive and responsible bid was from WestCal Design and Build, Inc. (WestCal) in the amount of $1,020,000. Staff recommends award of the construction contract to the low bidder. Staff also recommends the award of a contract to the project designer, TJC and Associates, Inc. for construction support services in the amount of $53,500. RECOMMENDATION 1 . Approve the plans and specifications, review the bids received, and award a construction contract for the project to WestCal Design and Build, Inc. of Union City, Ca, in the amount of$1,020,000. 2. Authorize the City Manager to enter into the construction contract. 3. Authorize the Director of Engineering to approve and execute contract change orders for a contingency amount not-to-exceed $153,000 (approximately 15%). 4. Authorize the City Manager to enter into the professional services agreement with TJC and Associates, Inc. to provide construction support services in the not-to- exceed amount of $53,500. 5. Allocate $1,260,350 in funding from the Sewer Replacement Fund (Fund 431) to the LS 7 and LS 8 Ventilation and Lighting Improvements Project, CIP No. 21267.