Question 637 Deck General

70% to pass

The signal man assisting the crane operator has his arm extended, with the thumb pointing up, and is flexing his fingers in and out for as long as the load movement is desired. This is the signal to _______________.

A raise the boom and lower the load

B lower the boom and lower the load

C raise the boom and raise the load

D lower the boom and raise the load

AI Explanation

The correct answer is A) raise the boom and lower the load. The signal of the signalman with his arm extended, thumb pointing up, and fingers flexing in and out indicates that the crane operator should raise the boom and lower the load. This is a standard hand signal used in crane operations, as outlined in the OSHA regulations on crane signaling. The other options are incorrect because they do not match the specific hand signal being described.

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