South Carolina Code of Regulations
Chapter 38 - DEPARTMENT OF PUBLIC SAFETY
Article 5 - STATE TRANSPORT POLICE REGULATIONS
Subarticle 1 - UNMANUFACTURED FOREST PRODUCTS TRUCKING REGULATIONS
Part 38-393 - PARTS AND ACCESSORIES NECESSARY FOR SAFE OPERATION
Subpart J - FRAMES, CAB AND BODY COMPONENTS, WHEELS, STEERING, AND SUSPENSION SYSTEMS
Section 38-393.201 - Frames

(a) The frame of every truck and truck tractor shall not be cracked, loose, sagging or broken.

(b) Bolts or brackets securing the cab or the body of the vehicle to the frame must not be loose, broken, or missing.

(c) The frame rail flanges between the axles shall not be bent, cut or notched, except as specified by the manufacturer.

(d) All accessories mounted to the truck tractor frame must be bolted or riveted.

(e) No holes shall be drilled in the top or bottom rail flanges, except as specified by the manufacturer.

(f) Field repairs are allowed.