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Geotechnical Drilling and Sampling

Active

State & Local

Response Deadline11/05/2026, 10:00:00 PM UTC

Contract Overview

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

AI Contract Overview

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This subcontract for Geotechnical Drilling and Sampling involves performing exploration drilling for prime contractors on California Department of Transportation projects located in Imperial, California. The scope of work includes core drilling, sampling, the destruction of boreholes and piezometers, and the installation of surface finishes and temporary boring covers in accordance with DWR bulletin standards. Qualified bidders must hold a C-57 Well Drilling Contractor license to deliver completed borings, samples, and sealed boreholes. The solicitation was posted on October 16, 2026, with a response deadline of November 5, 2026.

General Info

Agency

California Department of Transportation

NAICS

238910 - Site Preparation Contractors

Place of Performance

Imperial, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 59A1414.

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

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IFB Geotechnical Exploration Drilling - Southern CA

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Timeline

PostedOct 16

subcontract

Response DeadlineNov 5

Submission deadline

Response Deadline

11/05/2026, 10:00:00 PM UTCin 20 days

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Organization & Contact Information

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AgencyCalifornia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs geotechnical exploration drilling for prime contractors on Caltrans projects in Southern California. Conducts core drilling and sampling, destroys boreholes and piezometers, and installs temporary boring covers and surface finishes per DWR bulletin standards. Requires C-57 Well Drilling Contractor license. Delivers completed borings, samples, and sealed boreholes.

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