OSHA Safety Manuals | chocking and blocking
690
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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...