This Solicitation opportunity from California was posted on July 15, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Professional Subsurface Utility Locating Services

Closed

20260714021State & Local

Submission Closed07/30/2026, 07:00:00 PM UTC

Contract Overview

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

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NAICS: 541360

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Geophysical Surveying (Seismic and GPR)This subcontract for Geophysical Surveying focuses on providing non-disturbing subsurface imaging for prime contractors working on San Francisco Public Utilities Commission water bypass pipeline projects. The scope of work involves conducting seismic refraction and ground penetrating radar surveys to collect critical soil and ground condition data, which is then delivered through detailed geophysical reports and imaging maps. The project is categorized under NAICS code 541360 and is associated with Tuolumne County, California, with a specific place of performance in the 95347 zip code. The contract was posted on September 4, 2026, and utilizes specialized seismic refraction equipment and GPR systems to ensure accurate subsurface mapping for the utility infrastructure.

Tuolumne County

POSTED

8 days ago

DEADLINE

N/A

General Info

Agency

California → San Bernardino County Flood Control DistrictView Agency

NAICS

541360 - Geophysical Surveying and Mapping ServicesView NAICS

Place of Performance

Ontario, CA, USA

Set-Aside

NONE

Documents

(3)

Blue Pages Index 2026-1~1.pdf

PDF

Pothole Plans and Location Map.pdf

PDF

PWG126-ADMIN-6450 Magnolia Storm Drain Professional_Subsurface_Utility Locating_RFP.pdf

PDF

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Timeline

PhaseClosed

PostedJul 15

Solicitation

Response DeadlineJul 30

Deadline has passed

Submission Closed

07/30/2026, 07:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia → San Bernardino County Flood Control District

Contacts1 person available

OfficeN/A

Organization / Agency

California → San Bernardino County Flood Control District

View Agency Profile

Office AddressN/A

Contacts

Eloy RuvalcabaSupervising Engineer, P.E.

contact@example.gov

+1 (555) 000-0000

Full Description

Bid #PWG126-ADMIN-6450: The Contractor shall provide professional subsurface utility locating services for the Magnolia Storm Drain Project in Chino and Ontario. The scope includes furnishing all labor, materials, and equipment to locate utilities at approximately 47 specified locations, with the potential for up to six additional sites. Methods include air/water vacuum soil extraction (potholing), Ground Penetrating Radar (GPR), and other non-destructive techniques. The work involves obtaining accurate horizontal and vertical utility data, notifying Dig Alert, managing traffic control, securing all necessary permits, and restoring all disturbed surfaces to their original condition. The contractor will deliver a final Pothole Report and a GPR AutoCAD drawing.