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NCCCO Questions Test 1 Questions And Answers With Verified Solutions 100% Correct!!!
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NCCCO Questions Test 1 Questions And Answers With Verified Solutions 100% Correct!!!
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NCCCO Questions Test 1 Questions AndAnswers With Verified Solutions 100%
Correct!!!
Where is the best location for leveling a crane? - ANSWER✔✔Upperworks
When determining the "gross load" the best method is: - ANSWER✔✔Get an
accurate load weight and add the rigging.
By order of hitch strength, which is the correct answer? - ANSWER✔✔Basket,
vertical, choker
What is the purpose of using a jib? - ANSWER✔✔Increase height
When taking a side strain on a boom, what concerns the operator most? -
ANSWER✔✔Boom damage
You should always have at least how many wraps on a hoist drum? -
ANSWER✔✔2
On a load chart, values above the bold line mean: - ANSWER✔✔Capacities based
on structural competence.
The primary purpose for a rooster sheave or Auxiliary boom point is to: -
ANSWER✔✔Separate the hoist lines.
What is the proper procedure when using an insulating link or a boot near power
lines? - ANSWER✔✔Be sure to maintain the correct allowable distance from the
lines.
When the number of layers of rope on a drum increases, the: -
ANSWER✔✔Allowable line pull decreases.
What is the minimum allowable distance from the crane and power lines under
50kV? - ANSWER✔✔10 ft.
, The term "Upperworks or Superstructure" refer to the area of the crane: -
ANSWER✔✔Above the turntable
Side loading may be caused by: - ANSWER✔✔Starting or stopping the swing too
rapidly.
What is the best procedure to follow when underground utilities may be present?
- ANSWER✔✔Contact local utility company
Eccentric main boom tip reeving causes: - ANSWER✔✔Twisting of the boom
How many randomly broken wires must there be to remove a running wire rope
from service? - ANSWER✔✔6
When lifting personnel in a man-basket using 6x19 wire rope, the minimum safety
factor is? - ANSWER✔✔7
What is the safety factor required when using non rotating wire rope and lifting
personnel in a man-basket? - ANSWER✔✔10
Who has the responsibility for determining the correct weight of a load? -
ANSWER✔✔Supervisor
When working near power lines, when is a signal person required? -
ANSWER✔✔When crane moves within a boom's length of power lines.
When an operator leaves the crane, he must first: - ANSWER✔✔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 of
type of wire rope to use? - ANSWER✔✔Use Manufacturer's operators manual or
load chart.
After the crane has been checked out and before crane lift operations begin, the
crew should: - ANSWER✔✔Have a pre-lift meeting
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