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 raise the load
B
lower the boom and lower the load
C
lower the boom and raise the load
D
raise the boom and lower the load
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Question 1 / 2066636ee728f7522a1c518935
Question 1 of 2066636ee728f7522a1c518935
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 __________.
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 __________.