Multiple Choice
Two-blocking results from
A) insufficient clearance at the rear of the crane cab
B) riding the headache ball
C) hoisting the load too high
D) adding a block (pulley) to the load block to create a mechanical advantage of two.
Correct Answer:
Verified
Correct Answer:
Verified
Q35: Why do workers remove the device pictured?<br>A)to
Q36: Movement of personnel on a material hoist
Q37: Falls are probably the greatest hazard in
Q38: It is permissible to move personnel on
Q39: On the bases of both fatalities and
Q41: The principal hazard of mushroomed heads is<br>A)slivers
Q42: OSHA prohibits the use of temporary guardrails.
Q43: The principal hazard of mushroomed heads on
Q44: Pictured is a<br>A)headache ball<br>B)wrecking ball<br>C)two-block<br>D)tube lock<br><img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1437/.jpg"
Q45: The dynamic test<br>A)is an alternative to the