Clean Truck Check Credentialed Tester

Clean Truck Check in Ridgeway, VA

1 credentialed tester in Ridgeway.

Testers in Ridgeway

Nearest in-person tester to Ridgeway

The closest CARB-credentialed Clean Truck Check tester is United Diesel Inc in Mebane, North Carolina — about 48 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.

Trucking activity in Henry 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
26
Trucking employees
146

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

Freight corridors near Ridgeway

Ridgeway sits on US-220, US-220-BUS, US-220-Business, US-311, US-58 and US-58-BUS. Trucks running these routes into California fall under CARB’s Clean Truck Check — Smart CTC lets them test remotely without leaving the road.

Source: OpenStreetMap (© OpenStreetMap contributors).

Nearby truck stops

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

+3 more within 25 miles.

Source: © OpenStreetMap contributors. Last updated 2026-05-26.