Geotechnical Laboratory Testing Services

The City of Issaquah is seeking qualified providers to perform a range of physical and mechanical testing on soil and rock samples, including moisture content analysis, Atterberg limits, triaxial shear, and consolidation tests, as part of a subcontract opportunity under NAICS code 541380. The work is intended to support geotechnical engineering efforts and must be executed with precision and adherence to industry standards to ensure accurate material characterization for infrastructure and land development projects. While specific location details for performance are not specified, the solicitation is linked to Washington state and the contract will be managed by the City of Issaquah’s relevant department. Interested parties must submit their proposals by the deadline of August 14, 2026, at 11:00 PM Pacific Time, with the opportunity posted on July 20, 2026. There is no set-aside classification indicated, meaning the contract is open to all eligible subcontractors regardless of business size or ownership type. The solicitation does not include a designated point of contact, and bidders are directed to the provided public procurement link for further details, submission guidelines, and any supporting documentation associated with the bid.