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Where is the best location for leveling a crane? - ANS Upperworks

When determining the "gross load" the best method is: - ANS Get an accurate load weight and add the rigging.

By order of hitch strength, which is the correct answer? - ANS Basket, vertical, choker

What is the purpose of using a jib? - ANS Increase height

When taking a side strain on a boom, what concerns the operator most? - ANS Boom damage

You should always have at least how many wraps on a hoist drum? - ANS 2

On a load chart, values above the bold line mean: - ANS Capacities based on structural competence.

The primary purpose for a rooster sheave or Auxiliary boom point is to: - ANS Separate the hoist lines.

What is the proper procedure when using an insulating link or a boot near power lines? - ANS Be sure to maintain the correct allowable distance from the lines.

NCCCO EXAM QUESTIONS AND

ANSWERS 1 / 2

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When the number of layers of rope on a drum increases, the: - ANS Allowable line pull decreases.

What is the minimum allowable distance from the crane and power lines under 50kV? - ANS 10 ft.

The term "Upperworks or Superstructure" refer to the area of the crane: - ANS Above the turntable

Side loading may be caused by: - ANS Starting or stopping the swing too rapidly.

What is the best procedure to follow when underground utilities may be present? - ANS Contact local utility company

Eccentric main boom tip reeving causes: - ANS Twisting of the boom

How many randomly broken wires must there be to remove a running wire rope from service? -

ANS 6

When lifting personnel in a man-basket using 6x19 wire rope, the minimum safety factor is? -

ANS 7

What is the safety factor required when using non rotating wire rope and lifting personnel in a man-basket? - ANS 10

Who has the responsibility for determining the correct weight of a load? - ANS Supervisor

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