Over-exertion in pulling or pushing objects
Injured party had just rolled a piece of rock off the belt. When he tried to stand up, he felt a pain in his lower back.
Injured party had just rolled a piece of rock off the belt. When he tried to stand up, he felt a pain in his lower back.
Injured party stepped up off the ground to the 1st step on the road grader when his foot slipped, striking his leg against the step.