Independent Materials Testing & Subgrade Verification

This subcontract for Independent Materials Testing and Subgrade Verification involves providing geotechnical and materials testing services for prime contractors on projects managed by the Claiborne County Board of Supervisors. The selected provider will be responsible for verifying in-situ material conditions, offering replacement recommendations, and utilizing nuclear density gauges to ensure crushed stone base compaction reaches 100 percent maximum dry density. The contractor must hold an independent testing laboratory certification and is required to deliver detailed testing reports and compaction certifications. This opportunity is listed under NAICS code 541380 and was posted by the Mississippi agency MPTAP, with a response deadline of September 4, 2026.