NCCCO Perfectly Answers to High-level Exam Questions

NCCCO Perfectly Answers to High-level
Exam Questions

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



When determining the Agross 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, choker



1. What is the purpose of using a Jib? - CORRECT ANSWER-1. Increase height



1. When taking a side strain on a boom, what concerns the operator most? - CORRECT
ANSWER-1. Boom damage



1. You should always have at least how many wraps on a hoist drum? - CORRECT
ANSWER-1. 2 ANSI 5-1.3.1 (1)



1. On a load chart, values above the bold line mean: - CORRECT ANSWER-1.
Capacities based on structural competence.



1. The primary purpose for a rooster sheave or Auxiliary boom point sheave is to: -
CORRECT ANSWER-1. Separate the hoist lines.



1. What is the proper procedure when using an insulating link or a boot near power
lines? - CORRECT ANSWER-1. Be sure to maintain the correct allowable distance from
the lines. OSHA



1. When the number of layers of rope on a drum increases the: - CORRECT ANSWER-
1. Allowable line pull decreases

, 1. What is the minimum allowable distance from the crane and powerlines under 50kV?
- CORRECT ANSWER-1. 10 ft. OSHA and ANSI



1. The term AUpperworks or Superstructure@ refer to the area of the crane: -
CORRECT ANSWER-1. Above the turntable



1. Side loading may be caused by: - CORRECT ANSWER-1. Starting or stopping the
swing to rapidly.



1. What is the best procedure to follow when underground utilities may be present? -
CORRECT ANSWER-1. Contact local utility company



Eccentric main boom tip reeving causes - CORRECT ANSWER-1. Twisting of the boom
(IPT)



1. How many randomly broken wires must there be to remove a running wire rope from
service? - CORRECT ANSWER-6 OSHA and ANSI



1. When lifting personnel in a man basket using 6 X 19 wire rope, the minimum safety
factor is? - CORRECT ANSWER-7 OSHA and ANSI



1. What is the safety factor required when using non-rotating wire rope and lifting
personnel in a man basket? - CORRECT ANSWER-1. 10 OSHA



1. Who has the responsibility for determining the correct weight of a load? - CORRECT
ANSWER-1. Supervisor



1. When working near powerlines when is a signal person required? - CORRECT
ANSWER-1. When crane moves within a booms length of powerlines. ANSI 5-3.4.5.2



1. When an operator leaves the crane, he must first: - CORRECT ANSWER-Put the
load on the ground and put all dogs or pawls in.