Geotechnical and Soils Inspection Services

This subcontract for Geotechnical and Soils Inspection Services involves performing materials testing and inspection of soils for prime contractors working on City of Dixon infrastructure projects. The scope of work focuses on conducting density and compaction testing for trench backfill as well as street and sidewalk subgrade using nuclear density gauges. The selected provider is responsible for delivering detailed soil density and compaction test reports to ensure all work meets the requirements of the California Building Code and City of Dixon Construction Standards. The opportunity is categorized under NAICS code 541380 and is based in Dixon, California. Interested parties must submit their responses by the deadline of October 29, 2026. This engagement ensures that critical infrastructure components are properly compacted and stabilized according to regional and municipal engineering specifications.