Road Oil Application in Conjunction with the County’s 2026 Chip Seal Road Maintenance Project

The County of San Mateo is requesting sealed bids for road oil application in conjunction with its 2026 chip seal road maintenance project covering approximately 17.8 miles in unincorporated San Mateo County, with bids due August 6, 2026 at 2:30 p.m. to the County Executive's Office at 500 County Center, 5th Floor, Redwood City, California.

Scope includes rejuvenating polymer-modified asphaltic emulsion application (400 tons), removal and replacement of thermoplastic pavement markers and striping, and thermoplastic traffic striping installation totaling approximately 180,500 linear feet and square feet of markings across Alpine Road, Bean Hollow Road, Pigeon Point Road, Cloverdale Road, Butano Cut-Off, North Street, and Stage Road. The County Road Division handles road preparation, sweeping, water pollution control measures, and property owner notifications. Contractors must be registered with the California Department of Industrial Relations under Labor Code Section 1725.5 and must possess either a Class A License or applicable combination of Class C licenses at the time of contract award.

The engineer's estimate of project costs is $1.74 million. Final pay quantities are subject to adjustment as determined by the engineer, with the County reserving the right to increase, decrease, or omit portions of work. The anticipated contract award date is August 25, 2026.

All work is subject to prevailing wage requirements under California Labor Code Article 2. Contractors must obtain and maintain comprehensive general liability insurance of $1,000,000, motor vehicle liability insurance of $1,000,000, and professional liability insurance of $1,000,000 prior to commencing work, with the County named as additional insured. Bids must remain firm for 45 days after opening. The County reserves the right to reject any or all bids.

Questions are due July 31, 2026 at 5:00 p.m. to Devin Massanti (dmassanti@smcgov.org). Bidders must register at https://procurement.opengov.com/portal/smcgov to obtain bidding documents; the County will not accept late proposals due to failures in registering with the eProcurement system. Plans and specifications are available for download from the attachment section.