Final answer:
Workers should wear a safety harness if required to prevent falls and avoid being thrown from a vehicle and crushed as the vehicle tips over.
Step-by-step explanation:
The correct safety equipment that workers should wear if required, to avoid being thrown from a vehicle and crushed as the vehicle tips over is a safety harness. A safety harness is a type of protective equipment that is designed to secure a person to prevent falls. It typically consists of straps and buckles that can be attached to a stable structure.