Otay WTP Raw Water PS Switchboard Replacement

The City of San Diego, Public Works Division, is requesting bids for switchboard replacement and standby-generator installation at the Otay Water Treatment Plant Raw Water Pump Station, with bids due September 2, 2026 at 2:00 p.m. The project is subject to mandatory Small Local Business Enterprise (SLBE) and Emerging Local Business Enterprise (ELBE) subcontracting participation requirements of 0.8% for each category, totaling 1.6% minimum participation.

Work includes demolition of the existing automatic transfer switch shed, switchboard, foundation, and chainlink fence; installation of a new switchboard with integrated ATS, permanent standby generator with sound enclosure, underground electrical infrastructure to service the switchboard and generator, and new fencing. The project site is located at 1500 Wueste Road, Chula Vista, California. Contract time is 312 working days for completion under a Design-Bid-Build delivery method.

The estimated construction cost is $2.75 million. Prime contractors must hold a California State Contractor License Classification B and be prequalified for the full bid amount. Prevailing wage rates apply pursuant to California Labor Code sections 1720–1861, with compliance required for all construction work. Bid security of 10% of the total bid amount, performance and payment bonds, and certificates of insurance are required. The contract will be awarded to the lowest responsible and reliable bidder, with execution expected within approximately 21 days of bid opening.

The mandatory pre-bid meeting is scheduled for July 29, 2026 at 10:00 a.m. via Microsoft Teams. A mandatory site visit is scheduled for August 17, 2026 at 10:00 a.m.; bidders must submit a signed and notarized Confidentiality Agreement by August 5, 2026 at 10:00 a.m. to participate. Bids are submitted through the City's electronic bidding system (PlanetBids). Good Faith Effort documentation must be submitted within three working days of bid opening if the mandatory SLBE-ELBE participation percentage is not met.