Hearst San Simeon SHM - Reservoir #3 Water Treatment Plant Upgrade

The California Department of Parks and Recreation is requesting bids for the Hearst San Simeon State Historic Park Reservoir #3 Water Treatment Plant Upgrade in San Luis Obispo County, with electronic bids due October 23, 2026 at 2:00 p.m. and a mandatory job showing on October 8, 2026 at 1:00 p.m. at Hearst Castle Visitor Center. This is a public works project subject to California prevailing wage requirements and carries a mandatory 6 percent Disabled Veteran Business Enterprise (DVBE) participation requirement with potential incentive bonuses for exceeding the threshold, plus a 5 percent Small Business preference.

The scope includes procurement and installation of six Wall Spring membrane filtration system units, backboard support, booster pump, variable frequency drive, water quality analyzers, air compressors, control panels, conduit and wiring, instrumentation, tubing, and piping appurtenances. Work also encompasses demolition of existing booster pump and piping; trenching and plumbing to discharge potable water into the existing clearwell reservoir; and integration, reconfiguration, and programming of the existing system to incorporate new filtration units, controls, programmable logic control equipment, and operator interface terminal equipment. A California contractor's license (Classification A or B) is required. All contractors and subcontractors must register with the Department of Industrial Relations under Labor Code Section 1725.5.

The Engineer's Estimate ranges from $500,000 to $900,000. The contract term is 485 calendar days from Notice to Proceed, with an active performance period of 120 calendar days from formal start, including ten days for mobilization. A 10 percent bidder's bond is required for bids exceeding $5,000. Payment and performance bonds are also required. Bids remain valid for 120 calendar days from opening, and the apparent low bidder must execute contract documents within ten working days of award notification. Electronic bids must be submitted as PDF attachments to DPR.PWBIDS@parks.ca.gov. Complete DVBE documentation including GSPD 05-105 and DGS PD 843 forms with California Department of General Services certification is mandatory.