Clean Truck Check Credentialed Tester

Clean Truck Check in San Martin, CA

2 credentialed testers in San Martin.

Testers in San Martin

Trucking activity in Santa Clara County

Clean Truck Check applies to heavy-duty vehicles that operate in California — including out-of-state trucks based here that run loads west.

Trucking establishments
381
Trucking employees
3,052

Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.

Nearby truck stops

OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of San Martin. Useful for routing a service stop around your CTC test.

Source: © OpenStreetMap contributors. Last updated 2026-05-18.