2027 Roadside, Sidewalk, and Basin Herbicide Application Services

Ada County Highway District (ACHD) is soliciting proposals for 2027 roadside, sidewalk, and basin herbicide application services on ACHD-owned or maintained rights-of-way and stormwater facilities in Ada County, Idaho. A voluntary pre-submission meeting is November 10, 2026, questions are due November 11 at 4:00 p.m., and proposals are due November 18 at 3:00 p.m. local time. The RFP designates no set-asides.

Scope covers initial and follow-up herbicide treatments for noxious and nuisance vegetation on approximately 1,522 lane miles of roadside, 277 lane miles of sidewalk, and 53 basin locations totaling 1,034,918 square feet. Additional spot applications are authorized on an hourly basis. The firm must furnish all personnel, equipment, herbicides, traffic control, and documentation. Applicators must hold valid Idaho Department of Agriculture licenses in Core Competency, Right-of-Way Herbicide, and Aquatic Weed and Pest Control, with at least three years of similar herbicide application experience in Ada County. Required insurance includes pesticide and chemical liability of $1,000,000 per occurrence, and general liability and motor vehicle coverage of $100,000 per claim and $500,000 aggregate. Respondents must acknowledge DBE status and comply with ACHD's equal employment opportunity policy and Title 49 CFR Part 21 non-discrimination requirements.

Pricing is submitted as firm unit prices and totals for six cost schedule line items, with no cash discounts. Quantities are approximate, and ACHD may increase, decrease, or omit them, place multiple orders, or elect to extend the term. The contract runs through December 31, 2027. Liquidated damages of $500 per calendar day apply to missed initial application deadlines. Performance and payment bonds, each at 100 percent of contract value, are required only after award.

Proposals are weighted on a 0–5 point scale: proposal cost 30 percent, project approach and understanding 30 percent, qualifications and key personnel 20 percent, firm history, experience, and references 15 percent, and disputes or claims with ACHD 5 percent. The contract goes to the highest-ranked responsive firm, which must execute the agreement within 15 days of award. Proposals are submitted electronically through ACHD's eProcurement Portal and publicly opened via Zoom.