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
lower the boom and raise the load
B
raise the boom and lower the load
C
lower the boom and lower the load
D
raise the boom and raise the load
E
İlgili Sorular
When choosing extinguishers to fight a Class "B" fire do NOT§use _____.On the cargo manifest, the weight of the cargo inside a box is called __________.A common class of wire rope used for mooring is the 6x19 class. What does the 6 represent?BOTH INTERNATIONAL & INLAND For a stand-on vessel to take action to avoid collision she shall, if po...Which portable fire extinguisher is classified as a type B-III extinguisher?