Rebid of On-Call Landfill Liner System Repair Services

The County of Sacramento, Department of Waste Management & Recycling, is issuing a Request for Proposal to solicit on-call geosynthetic liner system repair services for the Kiefer Landfill Facility located at 12701 Kiefer Boulevard in Sloughhouse, California. This rebid procurement seeks qualified liner system installation firms to provide emergency repair services for the landfill base liner system on an on-call basis, with repairs required only when damage occurs to the environmental barrier. The scope of work encompasses procuring and maintaining repair materials including geomembrane, geosynthetic clay liner, and geotextile products; coordinating with the County's project manager and third-party Construction Quality Assurance consultant; performing trial welds with destructive testing; and completing repairs within one week of notification. Proposers must demonstrate experience and qualifications in geosynthetic liner installation, provide references from at least three organizations, and submit a detailed Cost Rate Schedule identifying labor, equipment, materials, mobilization, and miscellaneous rates. Evaluation criteria include quality of proposed services, ability to respond to emergency on-call requests, experience and qualifications of the team, proposal compliance with County terms and conditions, and overall project value. The RFP was released on April 20, 2026, with a deadline for submitting questions by May 15, 2026, and a proposal submission deadline of May 29, 2026, at 2:00 p.m., to be submitted electronically through the OpenGov Procurement portal.

Respondents must be independent contractors with five or more full-time employees and must comply with all prevailing wage requirements under California Labor Code Section 1771.5, with maintenance project prevailing wage obligations applying to contracts exceeding $15,000 in value. All contractors and subcontractors must register with the California Department of Industrial Relations prior to contract award. The County reserves the right to award multiple contracts to different vendors. No specific incumbent vendor or current contractor is identified in the solicitation materials, though the as-built documentation references multiple historical liner installers and CQA firms across nine construction phases. The contract will be executed using the County's standard consulting agreement template with compensation structured on a time and expenses basis not to exceed a maximum total payment amount to be specified in Exhibit C, with the maximum annual compensation subject to amendment by up to ten percent or $25,000, whichever is less. Contractors must maintain comprehensive insurance coverage including commercial general liability of $2,000,000 per occurrence, automobile liability of $1,000,000 per accident, and workers' compensation with statutory limits. No specific funding amount or total contract value range is disclosed in the RFP materials provided.