Alvarado Trunk Sewer Ph IV and Water Main Relocations Bid Package A

The City of San Diego is requesting bids for the Alvarado Trunk Sewer Phase IV and Water Main Relocations Bid Package A, with bids due October 28, 2026 at 2:00 PM via PlanetBids, and a mandatory online pre-bid meeting on September 10, 2026 at 10:00 AM (PDT) via Microsoft Teams — attendance required or bids will be deemed non-responsive. The contract is subject to federal and California State Revolving Fund (CASRF) disadvantaged business enterprise (DBE) requirements, prevailing wage compliance (state and federal), and a Project Labor Agreement (PLA).

The scope encompasses approximately 5,216 linear feet of new sewer pipe installation with groundwater dewatering, discharge, bypass pumping, lateral reconnections, trenchless work (jacking and receiving pits), temporary access roads, staging areas, traffic control, revegetation, repaving, signal loop replacement, and curb ramp installation. Water main work includes replacement of approximately 5,886 linear feet of existing 6-inch, 8-inch, 12-inch, and 16-inch asphalt-cement water mains and appurtenances (fire hydrants, blow-offs, air valves, water services). The contract runs 550 working days with a 120-day plant establishment period followed by a 25-month long-term maintenance and monitoring agreement for vegetated areas.

The City's estimated construction cost is $35.1 million. Bidders must be prequalified for the full bid amount and hold a California contractor license classification A; a C-27 license is additionally required for long-term maintenance work. Bid security of 10 percent of the total bid amount is required. A confidentiality certification is due September 14, 2026 at 10:00 AM to access confidential project information. The project is federally and state funded through the Clean Water State Revolving Fund (CWSRF). Award will be made to the lowest responsible and reliable bidder, with contract execution anticipated within approximately 21 days of bid opening.