IFB-Roof Replacement and Gutter Repairs in Sonoma County

The California Department of Transportation (Caltrans) is soliciting bids through Invitation for Bid (IFB) 04A7417 for roof replacement and gutter repairs at the Fort Ross Maintenance Facility in Sonoma County. The successful contractor must furnish all labor, materials, equipment, tools, permits, travel, and incidentals necessary to remove and legally dispose of existing roofing materials and install new asphalt shingle roofs, gutters, roof drains, flashing, and related accessories on five structures: two residential houses (approximately 1,800 square feet each), two house garages, and one Crew Office and Equipment Storage Building (approximately 4,500 square feet). Additionally, the contractor must repair gutter, downspout, and hip flashing damage on the Crew Office and Equipment Storage Building and prepare the metal roof for repainting using contractor-supplied field-applied metal roof coatings containing a minimum of 70 percent polyvinylidene fluoride. Key deliverables include a complete, securely fastened, and weather-tight installation with a two-year warranty against defects and leakage plus a 20-year manufacturer's warranty on roofing materials and workmanship. Bidders must hold a current and valid C-39 Roofing license issued by the Contractors State License Board (CSLB), provide proof of manufacturer certification to install the specified roofing system and eligibility to receive the manufacturer's special warranty, and maintain current Department of Industrial Relations (DIR) registration. The original bid submission deadline was March 5, 2026, but has been extended to March 24, 2026, at 2:00 p.m., with bid opening at 2:30 p.m. and a proposed award date of April 1, 2026. An optional pre-bid site inspection was held on February 25, 2026, at 10:00 a.m., and written questions were due by February 27, 2026. The Agreement will commence on April 9, 2026, and expire on October 25, 2026, with services performed Monday through Friday, 7:00 a.m. to 4:00 p.m., excluding State holidays.

This procurement includes a three percent (3%) Disabled Veteran Business Enterprise (DVBE) participation requirement and encourages twenty-five percent (25%) Small Business (SB) participation. Prevailing wage requirements apply as the estimated value exceeds $15,000. If the successful bid exceeds $25,000, a Payment Bond equal to 100 percent of the contract amount is required prior to work commencement. The contractor must maintain Commercial General Liability insurance with limits of $1,000,000 per occurrence and $2,000,000 aggregate, Automobile Liability insurance with $1,000,000 combined single limit, and Workers' Compensation coverage. The total bid proposal must not exceed $461,000, with an approximate budget of $300,000. The bid proposal consists of eight line items with lump sum pricing for removal and disposal of existing roofing systems, furnishing and installing new shingle roofs, repairing gutters and downspouts, replacing deteriorated decking up to 500 square feet, and performing unforeseen labor on an hourly basis, with unforeseen labor estimated at 100 hours per house structure and a maximum allowable expenditure cap of $10,000 for unforeseen parts, materials, and supplies. No incumbent vendors or current contractors are identified in the solicitation documents.