單項(xiàng)選擇題To safeguard the operator and other personnel working on or near a hoisting operation which of the following precautions should be observed?()

A.Keep a load on the hoist until all personnel are finished working
B.Set the load on a movable dolly when transportation may be needed
C.Have one man keep a hand on the load to steady it
D.Insure that the lifting gear capacity is not exceeded


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1.單項(xiàng)選擇題Which of the actions listed and instituted on your part will have the greatest lasting effect on the crew with respect to safety?()

A.Posting posters illustrating practices
B.Showing video tapes of actual accidents
C.Incorporating safety practices in daily routine
D.Publishing comprehensive safety rules

2.單項(xiàng)選擇題Which of the listed conditions can be considered as the single greatest cause of accidents?()

A.Speed
B.Excessive knowledge or skill
C.Human error
D.Excitement

3.單項(xiàng)選擇題Which of the following must be eliminated to prevent accidents?()

A.Unsafe actions
B.Orderliness
C.Frequent inspections
D.Good work habit

4.單項(xiàng)選擇題Which of the following is not a recommended safe practice?()

A.Securing equipment against slipping or drifting
B.Operating machinery at its recommended speed
C.Repairing loose handles on tools before using
D.Using tools for purpose for which they are not designed

5.單項(xiàng)選擇題When required to work where there may be explosive gases, you should use tools which are ()

A.approved by the Coast Guard
B.high carbon steel
C.fixed with a ferrous cover
D.nonsparking

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