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Earthwork and Berm Construction

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State & Local

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Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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This subcontract for Earthwork and Berm Construction involves the creation of a 6-foot-tall protective perimeter berm for flood risk projects managed by the Central Contra Costa Sanitary District. The scope of work includes grading, hauling, placing, and compacting soil and fill material using heavy machinery such as excavators, dozers, and compactors. All activities must strictly adhere to geotechnical specifications and material sampling and testing protocols conducted by Haley and Aldrich. The project is located in Martinez, California, and is categorized under NAICS code 238910. The primary objective is the delivery of a completed 6-foot-tall berm to support flood risk mitigation efforts. This opportunity was posted on December 18, 2025, and is intended for subcontractors working under prime contractors.

General Info

Subcontract for 6-foot protective berm construction and flood risk mitigation in Martinez, California.

Agency

California → Central Contra Costa Sanitary District

NAICS

238910 - Site Preparation Contractors

Place of Performance

Martinez, CA, 94553

Set-Aside

NONE

Documents

This scope was carved out of 100022.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Wet Weather Basin Improvements, Phase 1, DP 100022

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Timeline

PostedDec 18

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Organization & Contact Information

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AgencyCalifornia → Central Contra Costa Sanitary District

ContactsNo contacts available

OfficeN/A

Organization / Agency

California → Central Contra Costa Sanitary District

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs construction of a 6-foot-tall berm for prime contractors on Central Contra Costa Sanitary District flood risk projects. Grades, hauls, places, and compacts soil and fill material to create a protective perimeter berm using excavators, dozers, and compactors. Adheres to geotechnical specifications and material sampling/testing by Haley & Aldrich. Delivers a completed 6-foot-tall protective berm.

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