Site work for a water / sewer project in Union City, California. Completed plans call for site work for a water / sewer project.

Reference Number 0000411523 Bid Intent Not Available The project consists of the work items indicated on the Drawings and Specifications, including but not limited to the following: Recoating the digester cover and repairs to portions of the cover. Repair of the digester cover anchors, without lifting the cover. Demolition of the existing Primary Digester No. 6 mixing system and installation of the Vaughan Rotamix digester mixing system including updating the piping configuration and associated valves. Addition of surface wasting and bottom digestate withdrawal from Primary Digester 6 with the addition of a new pump and piping. Replacement of the Hot Water Circulation Pumps No. 6 and 7, Sludge Recirculation Pump No. 6/7, including all electrical and instrumentation equipment and connections. Installation of VFDs and associated equipment for the new digester mixing pumps, and Sludge Recirculation Pump No. 6/7. Replacement of digester gas safety and handling equipment and digester gas piping. Demolition of existing above grade piping associated with Primary Digester No. 6 and installing glass-lined DIP. Replacement of MCC 26 and Panel C82102. Replacement of the Plant Hot Water Pumps No. 1 and 2, triple-duty valves, and modifications to the plant hot water loop piping. Installation of a simplex sump pump outside near the Heat/Sludge Control Area. Replacement of the existing digester cover grating. Replacement of the HMB4 duplex sump pump. Installation of digester overflow piping. Modification of Plant Hot Water piping and Heat/Mixing Buildings 1 and 2. Modification of existing PLC-20 control panel backpanel. The successful bidder will have five hundred and thirty (530) calendar days to complete the Project from the Notice to Proceed. The Engineer's Estimate for this Project is $13.2 million. A non-mandatory prebid conference will be held at 9:00 a.m. local time on February 12, 2026 located at 5072 Benson Road, Union City, CA 94587-2508. Immediately following the pre-bid conference, a voluntary site visit will be conducted for in-person attendees. While attendance at the pre-bid conference and site visit are not required, all prospective bidders are strongly encouraged to participate. Question Deadline 02/19/2026 at 5:00 PM PT Questions are submitted online No Buyer Preferences, Guidelines & Requirements General Requirements - Insurance Required - License Required - Prevailing Wage Required Bonding Requirements - Bid Bond 10 % - Performance Bond 10 % - Payment Bond 100 % No bidder may withdraw its bid for a period of ninety (90) days after the date set for the opening thereof. The District reserves the sole right to reject any and all bids and to waive any informality in a bid.