Hazardous Waste Disposal Services in Madera, Fresno, Tulare, Kings, and Kern Counties

The California Department of Transportation (Caltrans) Division of Procurement and Contracts is requesting bids for hazardous waste disposal services across Caltrans District 06 maintenance facilities in Madera, Fresno, Tulare, Kings, and Kern Counties, with bids due October 29, 2026 at 2:00 p.m. A 5% Small Business or Micro Business preference applies to certified firms, capped at $50,000, and a 5% Disabled Veteran Business Enterprise incentive applies to bids with 100% verified DVBE participation, capped at $100,000 combined with SB/MB preferences.

The scope includes bin rental, delivery, pickup, removal, transport, and final disposal or recycling of hazardous, biological, and environmentally regulated waste. The contractor must bid on 27 disposal cost line items for treated wood waste and tires (estimated quantities ranging from 3 to 54 tons) and 23 bin rental line items across multiple maintenance stations (36 to 72 bin-months) over a 36-month term. Services are provided Monday through Friday, 5:00 a.m. to 3:30 p.m. All costs—labor, equipment, transportation, manifests, and disposal facility fees—must be included in per-ton disposal rates and per-bin per-month rental rates.

Bidders must hold a current Motor Carrier Permit from California DMV, Hazardous Substance Removal certification from CSLB, Hazardous Material Certificate of Registration from US DOT, Hazardous Materials Transportation License from California Highway Patrol, Waste Tire Hauler Registration Decal from Cal Recycle, Hazardous Waste Transporter Registration from CalEPA, EPA Transporter ID, and Motor Carrier Certificate from US DOT Federal Motor Carrier Safety Administration. No subcontracting is permitted.

The agreement commences December 1, 2026 (estimated) and expires November 30, 2029. Written questions are due October 22, 2026 at 5:00 p.m. Bid opening occurs October 29 at 2:30 p.m. The estimated award date is November 5, 2026. Payment is contingent on satisfactory work completion, approved invoices, and required documentation including hazardous waste manifests and disposal facility receipts. Caltrans reserves the right to terminate the agreement with 30 days written notice.