VERIFIED ANSWERS|UPDATED TO PASS|ALREADY
GRADED A+
What is the best location for leveling a crane? ✔Correct answer-Upper Works
When determining the "gross load" the best method is? ✔Correct answer-Get an accurate load
weight and add the rigging.
By order of hitch strength, which is the correct answer? ✔Correct answer-Basket, Vertical, chocker
What is the purpose of using the jib? ✔Correct answer-Increase Height
When taking a side strain on the boom, what concerns the operator most? ✔Correct answer-Boom
damage
OSHA requires you to always have at least how many wraps on the hoist drum? ✔Correct answer-2
On a load chart, values above the bold line mean: ✔Correct answer-Capacities based on structural
competence
The primary Purpose of a rooster sheave or auxiliary boom point sheave is to: ✔Correct answer-
Increase the load radius.
What is the proper procedure when using an insulating link or a boot near power lines? ✔Correct
answer-Be sure to maintain the correct allowable distance from the lines.
When the number of layers of rope on a drum increases the ✔Correct answer-Allowable line pull
decreases
What is the minimum allowable distance from the crane and the power lines 50kV in table A?
✔Correct answer-10 ft
The term "upper works of superstructure" refer to the area of the crane: ✔Correct answer-Above
the turntable
Side loading maybe caused by: ✔Correct answer-Starting or stopping the swing to rapidly.
What is the best procedure to follow when underground utilities may be present? ✔Correct
answer-Contact local utility company
Eccentric main boom tip reeving causes: ✔Correct answer-Twisting of the boom
How many randomly broken wires must there be to remove a running wire rope from service?
✔Correct answer-6
When personnel platforms are hoisted with a telescopic crane: ✔Correct answer-A two block
damage prevention system is provided.