Chocks And Blocks An essential part of a safe working environment when loading or unloading trucks and trailers is the proper use of equipment, which includes chocks and blocks. Every year, workers are severely or fatally injured because the wheels of a truck or trailer were not chocked. Vehicle drivers are also injured when trailers overturn because unblocked freight shifted during travel. When wheels aren't meant to roll. Accidents are caused each year when a truck or trailer rolls away from the dock because no one took time to chock the wheels. In some cases, drivers who got out of the cab...

Chocking and Blocking Safety Chocking and blocking prevent accidental or unintended movement of mobile equipment and cargo while workers are loading, unloading, hitching, unhitching, or performing service or maintenance. Chocking the wheels of a truck, trailer, tractor, or other piece of mobile equipment provides a physical stopper to the wheels to prevent runaways that can crush and injure workers. Blocking stabilizes cargo loads to prevent shifting and trailer overturns or provides a physical barrier on equipment to prevent accidental activation during maintenance. When chocking, use specially designed truck wheel chocks of the appropriate size and material to securely hold the vehicle. Don’t...