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Geotechnical Drilling and Sampling Services

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State & Local

Contract Overview

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

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This subcontract for Geotechnical Drilling and Sampling Services involves performing subsurface exploration and soil or rock sampling for prime contractors on California Department of Water Resources projects. The work is centered in Live Oak, specifically within the Feather River channel, along river levees, and near the Sunset Weir Pump Station. To execute these tasks, the contractor must utilize specialized in-channel or barge-mounted drilling rigs to collect physical samples and detailed field logs. The project is governed by strict environmental and regulatory requirements, including adherence to CEQA guidelines. All in-water activities must be conducted within the designated work window from July 15 through September 30. This contract falls under NAICS code 238910 and was posted on October 7, 2025.

General Info

Geotechnical drilling and sampling services for California Department of Water Resources projects in Live Oak.

Agency

California Water Resources, Department of

NAICS

238910 - Site Preparation Contractors

Place of Performance

Live Oak, CA, 95953

Set-Aside

NONE

Documents

This scope was carved out of Geotechnical Investigations for the Sunset Weir and Pumps Fish Passage Project.

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

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Timeline

PostedOct 7

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Organization & Contact Information

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AgencyCalifornia Water Resources, Department of

ContactsNo contacts available

OfficeN/A

Organization / Agency

California Water Resources, Department of

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs subsurface exploration and soil/rock sampling for prime contractors on California Department of Water Resources projects. Conducts geotechnical exploration within the Feather River channel, along river levees, and near the Sunset Weir Pump Station. Utilizes barge-mounted or specialized in-channel drilling rigs. Adheres to CEQA guidelines and in-water work windows (July 15 – September 30). Delivers physical soil/rock samples and field logs.

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