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Hoisting License 3A Questions With Solutions
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Hoisting License 3A Questions With Solutions What is the hand signal for move slowly? When giving any other hand signal, place other hand motionless in front What is the hand signal for "magnet is disconnected"? Crane operator spreads both hands apart, palms up Which code applies to overhe...

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  • October 13, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • hoisting license 3a questions with solutions

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  • Massachusetts Hoisting Training
  • Massachusetts Hoisting Training

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Hoisting License 3A Questions With
Solutions

What is the hand signal for move slowly? When giving any other hand signal, place other

hand motionless in front




What is the hand signal for "magnet is disconnected"? Crane operator spreads both hands

apart, palms up




Which code applies to overhead and gantry cranes? 29 CFR 1910.179




Which ASME standards cover overhead cranes? B30.16




What is the local law for overhead cranes? 520 CMR 6




What does a 3A license cover? Electric and air-operated overhead cranes




What is the fleet angle? The angle between the load rope from the top of the drum down

to the load block at the bottom, and the vertical plane

, Hoisting License 3A Questions With
Solutions
What is the acceptable range for fleet angle? 1/4° to 2°




(Ensure there is no severe angle if there is a flanged drum. The rope will start chafing on the

flanges.)




What is the requirement for drum diameter? It must be AT LEAST 15x the diameter of the

rope (though it can be bigger)




Where are air hoists used? In applications where electricity may be inconvenient or less

safe




How are wire ropes attached to drums? Wedge, u-bolt, clip, or clamp




How many wraps of rope are required to remain on the drums at all times? At least two




What is true of the bolts used to anchor a hoist? What are some of this bolt's characteristics?

They must be grade 8 or greater.

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