NCCCO Questions with Correct Answers 100 Verified

NCCCO Questions with / Complete / Where is the best location for leveling a crane? - Upperworks When determining the Agross load@ the best method is: - Get an accurate load weight and add the rigging.By order of hitch strength, which is the correct answer? - Basket, vertical, choker

• What is the purpose of using a Jib? - 1. Increase height
• When taking a side strain on a boom, what concerns the operator most? - 1.

Boom damage

• You should always have at least how many wraps on a hoist drum? - 1. 2 ANSI 5-

1.3.1 (1)

• On a load chart, values above the bold line mean: - 1. Capacities based on

structural competence.

• The primary purpose for a rooster sheave or Auxiliary boom point sheave is to: -
• Separate the hoist lines.
• What is the proper procedure when using an insulating link or a boot near power lines? - Correct

Answers 1. Be sure to maintain the correct allowable distance from the lines. OSHA

• When the number of layers of rope on a drum increases the: - 1. Allowable line

pull decreases

• What is the minimum allowable distance from the crane and powerlines under 50kV? - Correct

Answers 1. 10 ft. OSHA and ANSI

• The term AUpperworks or Superstructure@ refer to the area of the crane: - 1.

Above the turntable 1 / 2

• Side loading may be caused by: - 1. Starting or stopping the swing to rapidly.
• What is the best procedure to follow when underground utilities may be present? - Correct

Answers 1. Contact local utility company Eccentric main boom tip reeving causes - 1. Twisting of the boom (IPT)

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

6 OSHA and ANSI

• When lifting personnel in a man basket using 6 X 19 wire rope, the minimum safety factor is? -

7 OSHA and ANSI

• What is the safety factor required when using non-rotating wire rope and lifting personnel in a

man basket? - 1. 10 OSHA

• Who has the responsibility for determining the correct weight of a load? - 1.

Supervisor

• When working near powerlines when is a signal person required? - 1. When crane

moves within a booms length of powerlines. ANSI 5-3.4.5.2

• When an operator leaves the crane, he must first: - Put the load on the ground

and put all dogs or pawls in.

• If replacing the hoist line wire rope on a crane, how do you determine the size or type of wire rope

to use? - 1. Use Manufacturer=s operators manual or load chart

• After the crane has been checked out and before crane lift operations begin the crew should: -

1. Have a pre-lift meeting OSHA (g)(8)

• According to ANSI B30.5 personnel platform lifts should not be made with wind in excess of: -

1. 15 mph ANSI 5-3.2.2(21)

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