California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 13 - Logging and Sawmill Safety Orders
Article 13 - Transportation
Section 6334 - Trailers

(a) Trailer tongues shall be constructed of steel.

(b) Reaches shall be equipped with stops at their rear ends to prevent their pulling out of the trailer socket.

(c) Trailer reach and tongue couplings shall be securely locked or the pin keyed.

(d) Means shall be provided for loading trailers onto trucks so that it is unnecessary for an employee to go beneath the trailer.

(e) Trailers loaded on trucks shall be secured when necessary. When necessary, drivers shall have assistance in loading trailers.

(f) Substantial links, chains, or straps, fastened securely to the trailer frame, shall be used in hoisting the trailer. These connections shall not be attached to the trailer bunks. Strap eyes shall be so fitted to prevent closing of the eye. The trailer lifting attachment shall be installed so that unloading can be done without manual assistance.

(g) When unloading trailers from motor trucks with loading hooks or tongs or other means, trailers shall be hoisted clear, the truck driven from under the trailer, and the trailer lowered to about 1-foot above the roadway before workers approach the trailer or reach.