Smart CTC
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
1 credentialed tester in Monroeville.
Test your truck ANYWHERE in the USA, Canada or Mexico without scheduling shop visits or mobile testers.
The closest CARB-credentialed Clean Truck Check tester is TRUCKWORX in Dothan, Alabama — about 117 miles away (straight-line). Smart CTC tests over the truck’s OBD port from anywhere, with no drive and no appointment.
Clean Truck Check applies to heavy-duty vehicles that operate in California — including out-of-state trucks based here that run loads west.
Source: FMCSA MCMIS carrier census, US Census County Business Patterns 2021.
Monroeville sits on US-84, AL-21, AL-21-Bypass, AL-41, AL-47 and AL-47-Truck. 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).
OpenStreetMap-tagged truck stops, services areas, and HGV-marked fuel stations within 25 miles of Monroeville. Useful for routing a service stop around your CTC test.
+1 more within 25 miles.
Source: © OpenStreetMap contributors. Last updated 2026-05-26.