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  5. ›Potholing RFP

San Bernardino County·California

Potholing RFP

Closes 7/30/2026$200k – $500kRequest for Proposal
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Description

The San Bernardino County Flood Control District is seeking proposals from qualified proposers to provide professional subsurface utility locating services for the Magnolia Storm Drain Project in the City of Chino and City of Ontario. The project involves the replacement of an existing storm drain with a new reinforced concrete box culvert to safely convey 100-year storm flowrate. The selected proposer will be required to provide subsurface utility locating services, including potholing, to identify and mark underground utilities. The contract period will be for a maximum of one year, beginning on August 24, 2026, and ending on August 24, 2027. • The proposer must have experience in providing subsurface utility locating services for similar projects. • The proposer must have the necessary equipment and personnel to perform the work. • The proposer must be registered with the Department of Industrial Relations and comply with all applicable labor laws and regulations. • The proposer must provide a fee proposal sheet, including all transportation, lodging, and per diem costs. • The proposer must comply with all terms and conditions of the contract, including those related to apprenticeship requirements and prevailing wage determinations.

Attached files

Contact

Eloy Ruvalcaba(Supervising Engineer)

[email protected]

(909) 387-7965

Key dates

Opened
7/10/2026
Questions due
7/20/2026
Closes
7/30/2026
Projected award
8/1/2026
Duration
1 year

Last updated

Details

Type
Request for Proposal
Industry
Civil Engineering
NAICS
541330
Solicitation №
PWG126-ADMIN-6450

Budget estimate

$200,000 – $500,000

The budget for this opportunity is estimated to be between $200,000 and $500,000, based on the scope of work and the requirements for subsurface utility locating services. The actual budget will depend on the proposer's fee proposal and the District's budget for the project. Factors that may influence the budget include the complexity of the project, the number of utilities to be located, and the proposer's experience and qualifications.

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