Lift Station and Septic Tank Pumping and Disposal Services in Alameda, Contra Costa, Marin, and Solano Counties

The California Department of Transportation, Division of Procurement and Contracts, is requesting bids for lift station and septic tank pumping and disposal services across Alameda, Contra Costa, Marin, and Solano Counties under IFB 04A7594, with bids due September 1, 2026 at 2:00 p.m. A 5% Small Business or Micro Business preference applies to certified firms, and a 5% Disabled Veteran Business Enterprise incentive carries a combined dollar cap of $100,000.

The contractor must provide all labor, equipment, tools, travel, transportation, and dump fees for routine and non-routine septic tank pumping, cleaning, and legal disposal services at six specified Caltrans locations: Burma Road Maintenance Complex, San Francisco/Oakland Bay Bridge Toll Plaza (Administration Building and Tow Service), Dumbarton Bridge Toll Plaza, San Mateo/Hayward Bridge Toll Plaza, Richmond/San Rafael Bridge Toll Plaza, and Benicia/Martinez Toll Plaza. Estimated annual quantities total approximately 137,520 gallons across all locations, with per-location line items ranging from 3,600 to 34,560 gallons annually plus a 20,000-gallon allowance for non-routine services. Routine services operate Monday through Friday, 7:00 a.m. to 3:00 p.m.; non-routine services are available 24 hours daily, seven days per week. Minimum qualifications require a valid Motor Carrier Permit from the California Department of Motor Vehicles, a Class A General Engineering Contractor license from the Contractors State Licensing Board, and current Department of Industrial Relations registration. Subcontracting is not permitted.

Pricing is per-gallon for septic tank pumping and disposal, with payment calculated only for gallons actually removed. A line item for parts, materials, supplies, fees, and permits is capped at 10% of the subtotal and reimbursed based on original receipts. The contract commences October 1, 2026 and continues through September 30, 2029. Prevailing wage requirements apply if the total bid amount exceeds $15,000. Written questions are due August 25, 2026 at 5:00 p.m. Award is anticipated September 9, 2026.