Landfill Disposal Site Services in Sonoma County

The California Department of Transportation (Caltrans) is requesting bids on landfill disposal site services in Sonoma County under IFB 04A7638, with bids due October 29, 2026 at 2:00 p.m. Pacific Time and a proposed award date of November 3, 2026. A 5% small-business preference applies to certified small businesses and micro-businesses with the Department of General Services, and a 5% Disabled Veteran Business Enterprise (DVBE) incentive applies to bids with 100% verified DVBE participation, with a combined incentive and preference dollar cap of $100,000.

The contractor shall accept non-compacted refuse, miscellaneous litter, and debris generated from Caltrans projects and programs along state highways and rights-of-way in Sonoma County. The disposal site must be located within a 20-mile radius of 224 Lincoln Street, Santa Rosa, CA 95401. The scope includes two line items: 1,875 tons of non-compacted refuse per ton and 625 tons of green waste (excluding tree stumps) per ton. Actual quantities are estimates only; payment is based solely on materials actually disposed. The contractor must maintain all required current permits and licenses, comply with Senate Bill 1383 organic waste recycling requirements, provide certificates of insurance with minimum general liability coverage of $1,000,000 per occurrence and $2,000,000 aggregate, and assume all risks and indemnify the State of California. Subcontracting is not permitted.

The contract term is three years, commencing January 15, 2027 and expiring January 14, 2030. Pricing shall include all employer payments, subsistence, travel, compensation insurance premiums, unemployment contributions, social security taxes, contract bond premiums, and applicable sales and use taxes. Caltrans reserves the right to terminate with 30 days' written notice for any or no cause, or immediately for default. Written questions are due October 22, 2026 at 12:00 p.m. Pacific Time. Bid opening follows at 2:30 p.m. on October 29, 2026.