Walk-Around Inspection

Walk-Around Inspection Follows most procedures of the Full Inspection, except those actions which can only be accomplished by climbing underneath the vehicle (e.g., to measure brake performance). This inspection type is a Level II inspection.

Vehicle Configuration

Vehicle Configuration Arrangement of the individual units – truck-tractors, trailers, etc. – comprising a commercial vehicle.

USDOT Number

USDOT Number An identification number assigned to all interstate commercial carriers regulated by the FMCSA. The number is used to track the safety records associated with a given carrier.

Truck-Tractor

Truck-Tractor A self-propelled motor vehicle designed and primarily used to draw other vehicles.

Triple

Triple A commercial motor vehicle consisting of a truck-tractor and three detachable trailers.

Terminal Inspection

Terminal Inspection Examination of vehicles at carriers’ terminal facilities. Although the inspection methodology employed may vary, a Walk-Around technique is generally used. Terminal inspections normally focus only on the “vehicle” aspects of the inspection process. This inspection type is a Level V inspection.

Straight Truck

Straight Truck A commercial motor vehicle in which the power unit and cargo box are non-detachable.

Special Study

Special Study Ad hoc examination of particular items, usually inspected in support of a particular study or verification/refutation of a specific trend. This inspection type is a Level IV inspection.