2026 Road Sealant Project Phase 3

The County of Marin is soliciting bids for the 2026 Road Sealant Project Phase 3, identified by solicitation number 20260728048, to perform pavement preservation and markings across approximately 12 miles of County-maintained roadways in west Marin County, including Hicks Valley Road and Chileno Valley Road. The scope of work includes removal of existing street markings, application of micro-surfacing and rubberized chip seal, and installation of new traffic striping conforming to Caltrans and California MUTCD standards. All work must be completed within thirty working days from the start date, which is defined as either the day work begins or the 15th business day after award notification, whichever comes first. The estimated contract value is $1,700,000, and bids must be submitted electronically via Bid Express® or by sealed paper delivery to the Marin County Public Works office in San Rafael no later than August 10, 2026, at 9:00 p.m. The contract follows a Lowest Responsible Bidder model, with award based on compliance with technical specifications and responsibility criteria including financial strength, prior experience completing at least five similar California projects, adequate equipment, and absence of litigation or poor performance history. Material specifications require strict adherence to ASTM and California Test Methods for asphalt rubber binder, precoated aggregate, and crumb rubber modifier, with all products maintained dry and free-flowing. Traffic striping must meet defined retroreflectivity levels: 250 mcd·m⁻²·lx⁻¹ for white paint and 700 mcd·m⁻²·lx⁻¹ for thermoplastic. The contractor must submit a shoring plan for any excavation beyond four feet, ensure all vehicles transporting materials from the San Rafael Rock Quarry are fully tarped, and notify the County in writing if hazardous waste is encountered. A 5% retention of the contract price will be withheld until final acceptance, and liquidated damages of $1,000 per day will be assessed for delays beyond the 30-working-day window. Subcontractors performing work valued above $10,000 or 0.5% of the bid total must be disclosed and certified as not being debarred, registered with the California Department of Industrial Relations, and bound by non-discrimination clauses. Bids must include performance and payment bonds, a non-collusion declaration, and a one-year warranty on