The signal given by extending both arms and moving them rapidly back and forth horizontally is _____

a. lower the boom
b. swing the boom sideways
c. raise the load
d. emergency stop


d

Trades & Technology

You might also like to view...

____ are used throughout commercial construction to span large distances.

A. Bridges B. Beams C. Trusses D. Struts

Trades & Technology

Using the results for Problems 8-16 and 8-19, compare the two different approaches used for computing cycle length.

What will be an ideal response?

Trades & Technology

A planetary gear set consists of a ____________________ gear, a ____________________ gear and several ____________________ gears mounted in a planetary ____________________.

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

To find the length of a common rafter, you must know the run of the rafter and its ____.

A. overhang B. material composition C. rise per foot of run D. density

Trades & Technology