Clean Truck Check Credentialed Tester

Clean Truck Check in Frederick, MD

2 credentialed testers in Frederick.

Testers in Frederick

Trucking activity in Frederick 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
92
Trucking employees
868

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