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Whitepunk [10]
3 years ago
13

The signal man assisting the crane operator has his forearm vertical, forefinger pointing up, and moves his hand in a small hori

zontal circle. This is the signal to __________.
A. extend
B. lower
C. hoist
D. swing
Social Studies
1 answer:
TiliK225 [7]3 years ago
5 0

<u>Answer: </u>

The signal being given by the signalman with his forearm vertical, forefinger pointing up and moving the hand in horizontal circles is the signal to hoist.

<u>Explanation: </u>

  • As it is not possible to assist or instruct the operator orally on the field owing to the noise of the machines functional on the field, the signalman is given the responsibility to instruct the crane operator through specific signs.
  • The sign instructions developed to be used on the field carry specific meanings associated with operations.
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