A vertical vessel 15’ O.D. X 114’ and that weights 360,000 lbs is to be lifted by two Manitowoc 4100W S2 cranes.
FIND:
First, Considering only crane capacity, rate the lifts in order of safety, with “a” being the safest.
a_____ b_____ c_____ d_____
Second, Considering only crane capacity and potential hook height differences between the two cranes during lifting, rate the lifts in order of safety, with “a” being the safest.
a_____ b_____ c_____ d_____
