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California Department of Transportation·California

Plumbing Repair and Replacement Services in Mariposa and Tuolumne

Closes 5/22/2026$300k – $484kRequest for Quotation
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Description

The California Department of Transportation (Caltrans) is seeking a qualified contractor to provide comprehensive plumbing repair and replacement services for its facilities in Mariposa and Tuolumne Counties. The work includes excavation, removal of existing sewer lines, installation of new plumbing infrastructure, utility‑line marking, reporting, and final inspection, with all labor, equipment, materials, and incidentals supplied by the contractor. The contract is limited to certified small‑business entities and has a maximum value of $484,000 for a one‑year performance period. • Provide full‑service plumbing repair/replacement at two Caltrans Maintenance Stations (Midpines and Groveland). • Must hold a valid Class A, C‑34, or C‑42 contractor license and be a Caltrans‑certified small, micro, SB‑PW, or DVBE business. • Mandatory site‑inspection walk‑through on May 13, 2026; bids due May 22, 2026; award expected May 29, 2026.

Attached files

Contact

Wendy Kwong(Contract Analyst)

[email protected]

(916) 227-6024

Key dates

Opened
5/4/2026
Questions due
5/15/2026
Pre-bid meeting
5/13/2026Mandatory
Site visit
5/13/2026Mandatory
Closes
5/22/2026
Projected award
5/29/2026
Duration
1 years

Last updated

Details

Type
Request for Quotation
Industry
Construction
NAICS
238220
Solicitation №
10A2928

Budget estimate

$300,000 – $484,000

The solicitation caps the contract at $484,000. Assuming a typical profit margin of 10‑15% for specialized plumbing work, the contractor could expect earnings between roughly $300,000 (if the scope is limited to basic repairs) and the full ceiling of $484,000 (if extensive pipe replacement and material costs are high). Factors influencing the final amount include the exact quantity of pipe removed/installed, unforeseen labor hours, and any optional supplemental work.

AI estimate from the solicitation

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