RFB - woodside water quality basin modifications and trash capture

The County of San Diego Department of Public Works is requesting sealed bids for stormwater infrastructure upgrades at the Woodside Water Quality Basin in unincorporated Lakeside, California under RFB 13388, with bids due October 29, 2026 at 2:00 p.m. local time. Bidders must be prequalified contractors holding a valid California Class A General Engineering Contractor license at bid submission.

The scope encompasses retrofitting a debris rack with trash capture metal plates, constructing a low flow diversion system, and cutting a spillway notch. Work includes field orders, traffic control, project identification signage, job site management, dewatering systems, water pollution control, temporary erosion control, clearing and grubbing, earthwork, aggregate base materials, plastic pipe installation, concrete work, and mobilization across 27 line items. At least 50 percent of the original contract price must be performed by the contractor's own forces.

The estimated project cost is $307,590. A bidder's bond equal to at least 10 percent of the total bid amount must accompany all bids. The successful contractor will furnish performance and payment bonds each equal to 100 percent of the contract amount. The project is subject to prevailing wage requirements under California Labor Code sections 1720 et seq., as established by the Department of Industrial Relations. Contractors must comply with the County's Working Families Ordinance, California Air Resources Board In-Use Off-Road Diesel-Fueled Fleets regulations, and all applicable labor compliance and apprenticeship requirements.

The contract will be awarded within 75 calendar days from bid opening. Questions must be submitted in writing through BuyNet at least 10 days prior to the bid opening date. Sealed bids are submitted electronically through BuyNet or via sealed envelope to the Department of Purchasing and Contracting. Payment is made based on actual quantities of work performed at contract unit prices bid.