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

Reference Number 0000405905 Question Acceptance Deadline 12/22/2025 02:00 PM PT Questions are submitted online No The Project consists of electrical power modification and replacement at the Alvardo Wastewater Treatment Plant (Plant). To accomplish the above, Contractor shall complete the following items indicated on the Drawings and Specifications, including but not limited to the following: Replacement of existing 480V Switchboard No. 3 (SWBD-3) located in the Main Electrical Building (Building No. 78). This work shall include the de-energization of equipment, disconnection of all wiring and network cabling, off-haul and disposal of the existing SWBD-3, modifications to the existing electrical busway duct, assembly and installation of temporary electrical panelboards and cables, installation of the new SWBD-3, re-termination of all wiring and network cabling, re-energization of new SWBD-3 and electrical testing. SWBD-3 and equipment listed in section 01010-4.0 will be furnished by the District. Replacement of existing 480V Motor Control Center No. 25 (MCC-25) located in the Main Electrical Building. This work shall include the de-energization of equipment, disconnection of all wiring, off-haul and disposal of the existing MCC-25, installation of temporary electrical panelboards and cables, installation of temporary control panels, assembly and installation of the new MCC-25, re-termination of all wiring, re-energization of new MCC-25 and electrical testing. MCC-25 will be furnished by the District. Re-feed of 480V power from SWBD-3 to MCC No. 30 (MCC-30) located in the Cogeneration Building (Building No. 90). This work shall include the construction of a new underground electrical duct bank, asphalt pavement restoration, installation of aboveground conduits, installation and termination of new wiring, and demolition of existing wiring. The successful bidder will have Three Hundred (300) calendar days to complete the Project from the Notice to Proceed. General Requirements - Contractors License Required - Insurance Required Bonding Requirements - Bid Bond 10 % - Performance Bond 100 % - Payment Bond 100 % A site visit prior to bidding is not mandatory for bidders to be deemed qualified to submit a bid for this project. Photos and videos of the Site of Work, as described in the Contract Documents, are available for download and viewing at the hyperlink provided below: https://www.unionsanitary.ca.gov/about-us/usd-construction-projects/prebid-photos-and-videos Email all questions to Kevin Chun at KevinCH@unionsanitary.ca.gov. - Deadline for submission of written questions is 5:00pm on Thursday, January 1, 2026.