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Geotechnical/Soil Stabilization Consultant

Active

International

Response Deadline11/04/2026, 06:00:00 PM UTC

Contract Overview

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

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Flagstaff County is seeking a Geotechnical/Soil Stabilization Consultant for a subcontract to provide technical supervision and quality control for municipal gravel road projects. The selected consultant will be responsible for monitoring prime contractors, conducting soil compaction testing, and analyzing binding effectiveness through the use of penetrometers and nuclear density gauges. Key deliverables include the evaluation of moisture susceptibility and service life, as well as the submission of detailed quality control reports and performance verification. Qualified candidates must hold a Professional Engineering (P.Eng) designation or a Geotechnical certification. This opportunity was posted on October 7, 2026, with a response deadline of November 4, 2026. The project falls under NAICS code 541330 and focuses on ensuring the structural integrity and longevity of the county's road infrastructure.

General Info

Flagstaff County seeks a certified geotechnical consultant for gravel road quality control services.

Agency

Flagstaff County

NAICS

541330 - Engineering Services

Place of Performance

CAN

Set-Aside

NONE

Documents

This scope was carved out of RFI2026-01.

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

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Soil Stabilization for Gravel Road Application

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Timeline

PostedOct 7

subcontract

Response DeadlineNov 4

Submission deadline

Response Deadline

11/04/2026, 06:00:00 PM UTCin 27 days

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Organization & Contact Information

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AgencyFlagstaff County

ContactsNo contacts available

OfficeN/A

Organization / AgencyFlagstaff County

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs technical supervision and quality control for prime contractors on Flagstaff County municipal gravel road projects. Conducts soil compaction testing and binding effectiveness analysis using nuclear density gauges and penetrometers. Evaluates service life and moisture susceptibility. Requires Professional Engineering (P.Eng) or Geotechnical certification. Delivers QC reports and performance verification.

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