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mobile crane operator

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19. The crane must have a level indicator that is either built into the equipment or available where?

  • A.in the vicinity of hoisting operations

  • B.on the jobsite

  • C.on the equipment

  • D.from another crane

20. If a category II operational aid such as an anti boom angle indicator is not working properly a temporary alternative measure must be taken to continue working, and the repair must be completed no later than how many calendar days after the deficiency occurs?

  • A.5

  • B.7

  • C.10

  • D.30

21. According to OSHA Telescopic boom cranes manufactured after February 28, 1992 must be equipped with which of the following?

  • A.load block

  • B.positive swing lock

  • C.load elevation maintnance device

  • D.anti two-blocking device

22. The category 1 operators aid that automatically prevents damage from contact between the load block, overhaul ball, or similar component and the boom tip is refered to by OSHA as?

  • A.boom hoist limiting device

  • B.anti two-blocking device

  • C.boom tip contact indicator

  • D.sheave damage deceleration device

23. According to OSHA which of the following methods must the operator use to test the hoist brakes when a load is at 90% or more of the crane's maximum line pull?

  • A.calibrate the Load Moment Indicator

  • B.perform a visual inspection

  • C.tighten the brakes and back off half a turn

  • D.lift the load a few inches, and apply the brake

24. The operator must obey a stop (or emergency stop) signal:

  • A.only in an emergency

  • B.only by a competent person

  • C.only by the designated signal person

  • D.irrespective of who gives it

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