EXT REC | CON26-0051 Birch Lake Vegetation - RFQ

The City and County of San Francisco, Recreation and Park Department, issued this Request for Quotes (RFQ) for aquatic vegetation removal services at Birch Lake located at Camp Mather in Groveland, California. The procurement requires contractors to harvest all aquatic vegetation within 4 feet of the water surface across 4.43 acres using an aquatic weed harvester or similar specialized equipment, targeting Brazilian water weed, water shield, and coontail. Contractors must possess either a California State Contractor License A or C-27 classification and provide documentation of six prior experiences using aquatic weed harvesters, demonstrating familiarity with submerged aquatic vegetation removal techniques. The work must be completed within 6 calendar days for substantial completion and 3 additional days for final completion, with operations scheduled across four date windows: April 28–May 7 (with May 4–7 preferred), July 10–19 (with July 17–19 preferred), August 14–16, and September 9–17 (with September 9–14 preferred). Contractors must work under the direction of a biological monitor to protect special-status species including Pacific fisher, California spotted owl, western pond turtle, and California red-legged frog. Quotes were due no later than Wednesday, April 16, 2026, at 2:30 p.m. Pacific Standard Time, submitted via email to Bridget L. Webster at bridget.webster@sfgov.org, with no pre-bid meeting scheduled; however, Addendum #1 was posted on April 7, 2026, and must be acknowledged and submitted with all bids. The award will be made to the lowest responsible bidder within 90 days of quote receipt, and liquidated damages of $500 per calendar day apply for failure to achieve substantial completion and $200 per calendar day for failure to achieve final completion.

Bidders must comply with prevailing wage requirements and San Francisco's Mandatory Recycling and Compost Ordinance, requiring 75 percent waste diversion, while assuming full responsibility for equipment mobilization and demobilization, debris removal, site restoration, traffic safety, and utility damage liability. Subcontractor identification is required for any subcontractors performing work exceeding one-half of one percent of the total bid price or $10,000, whichever is greater, with all subcontractors needing registration with the California Department of Industrial Relations; bidders may claim Local Business Enterprise (LBE) certification status including Micro-LBE, Minority Business Enterprise, Women Business Enterprise, or Other Business Enterprise designations to potentially enhance their competitive position. Contractors must secure performance and payment bonds equal to 100 percent of the contract amount for contracts exceeding $25,000, maintain current business tax registration, and obtain all necessary permits prior to commencing work. Successful bidders must become certified City Suppliers within 14 calendar days of receiving a Notice of Intent to Award. The estimated project cost is $50,000, with a maximum contract value cap of $1,170,000 per San Francisco Administrative Code section 6.20; the bid is presented as a lump sum price for Bid Item #1, with 5 percent retention applied to all payments and a one-year minimum warranty required on all completed work.