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  5. ›Roofing System Replacement Services in Contra Costa County.

California Department of Transportation·California

Roofing System Replacement Services in Contra Costa County.

Closes 4/6/2026$350k – $461kRequest for Quotation
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Description

The California Department of Transportation (Caltrans) is seeking a qualified, licensed roofing contractor to replace the roofing system at the Hercules Maintenance Facility in Contra Costa County. The contract is a small‑business IFPQ with a maximum award of $461,000 and requires the contractor to be a C‑39‑licensed roofing firm, a certified small‑business/micro‑business or DVBE, and to hold the manufacturer’s installer certification. Work includes full removal of the existing roof and solar panels, disposal of debris, installation of a new single‑ply PVC membrane with insulation, metal flashing, gutters, and a 20‑year manufacturer warranty, as well as all permitting, inspections, and compliance with safety and environmental regulations. No subcontracting is permitted; the prime contractor must perform all work. • Scope: complete roof removal, new PVC membrane installation, metal work, gutters, flashing, and warranty coverage. • Mandatory qualifications: C‑39 Roofing Contractor license, manufacturer‑approved installer status, DIR registration, and small‑business/DVBE certification. • Financial limits: maximum bid $461,000; prevailing‑wage applies >$15k; payment bond required >$25k; insurance and bonding requirements detailed.

Attached files

Contact

Wendy Kwong(Contract Analyst)

[email protected]

(279) 789-4474

Key dates

Opened
3/18/2026
Questions due
3/26/2026
Closes
4/6/2026
Projected award
4/13/2026
Duration
6 months

Last updated

Details

Type
Request for Quotation
Industry
Construction
NAICS
238160
Solicitation №
IFPQ 04A7445

Budget estimate

$350,000 – $461,000

The solicitation caps the total contract value at $461,000. Considering typical material, labor, and warranty costs for a 60‑mil PVC roof system on a medium‑size facility, actual awards for qualified small‑business contractors usually fall between $350K and the $461K ceiling, depending on material selections and efficiencies.

AI estimate from the solicitation

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