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Author Question: A type of hand-operated winching device that should never be used for vertical overhead lifting is a ... (Read 271 times)

dollx

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on: Jul 24, 2018
A type of hand-operated winching device that should never be used for vertical overhead lifting is a _____.
 
  a. chain hoist
  b. come-along
  c. block and tackle
  d. ratchet lever hoist

Question 2

If an emergency occurs during a rigging operation, who is allowed to give the emergency stop hand signal?
 
  a. Only another crane operator in the vicinity.
  b. Only a designated signal person.
  c. Only a qualified rigger who has completed signal training.
  d. Anyone on the ground who is in site of the crane operator.
  CORE


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xthemafja

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Reply #1 on: Jul 24, 2018
Answer to Question 1

b

Answer to Question 2

d


dollx

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Reply 2 on: Jul 24, 2018
Gracias!

nguyenhoanhat

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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