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NCCCO Core Prep Test exam questions and answers
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NCCCO Core Prep Test exam questions and answers
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NCCCO Core Prep Test exam 2024-2025 questions and answersWhat is the most common type of wire rope used on a crane?
Right regular lay
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line over 200
KV is?
20 ft.
What is the purpose of installing an auxiliary boom point sheave to the main boom tip?
Separate hoist lines
When lifting from a jib/extension and the main boom is not fully extended. What information must
you use to get the gross capacity from the load chart?
Main boom angle
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line up to 50 KV
is?
10 ft.
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line at 100 KV
is?
15 ft.
,According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line over 350
KV is?
25 ft.
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line over 500
KV is?
35 ft.
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line at 750 KV
is?
35 ft.
According to Table A of OSHA 1926.1408 the minimum clearance distance for a power line at 1000 KV
is?
45 ft.
If carrying a load on a downward slope, the radius will ____?
Increase
If carrying a load on an upward slope, the radius will ____?
Decrease
When hoisting personnel, within what percentage of level must a telescopic boom crane be in order
for the gross ratings in the load chart to remain valid?
, 1%
What may happen to a properly rigged load when lifted off the ground unless the operator takes
account of boom deflection?
It could swing out away from the crane
Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the
manufacturer states otherwise?
The front
What is the definition of "operating radius?"
The distance from the center of rotation of the crane to the center of gravity of the load
What applies to the capacities below the bold line shown on a load chart?
They are based on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater?
Over the front
According to federal requirements, under what conditions is it okay for a person to ride the headache
ball?
It is never okay
By what percentage do most manufacturers require a crane's load chart capacity to be reduced by for
duty cycle operations such as high-volume concrete placement?
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