NCCCO Final Test 100% Correct Answers Verified Latest 2024 Version
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NCCCO Final Test | 100% Correct Answers |
Verified | Latest 2024 Version
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 ro...
NCCCO Final Test | 100% Correct Answers |
Verified | Latest 2024 Version
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
What percentage do most manufacturers requires a crane's load chart capacity to be reduced by for duty
cycle operations - such as high-volume concrete placement? - ✔✔20%
From which two points should the boom be measured? - ✔✔From the boom hinge pins, to the center of
the boom tip sheave
What is the preferred method of installing wire rope from a reel onto a hoist drum? - ✔✔Running the
rope from the top of the reel, to the top of the drum.
Over which quadrant are truck crane capacities usually greater? - ✔✔Over the rear
According to OSHA, which accessible area of an operating crane must always be barricaded? - ✔✔The
swing radius of the rear of the rotating superstructure
What is the OSHA regulation governing cranes in construction? - ✔✔1926.1400
According to ASME, what percentage of the manufacturer's crane rating must not be exceeded if a load
test is done on a repaired crane? - ✔✔100%
, Where is the tipping axis of a crawler crane located? - ✔✔It depends if the idler or sprocket are in line or
offset from the track rollers
What should be done with materials placed under overhead energized power lines? - ✔✔NOT be lifted
by crane
What determines the amount of deduction required for an erected jib that is not being used? - ✔✔The
effective weight of the jib
What happens to ground bearing pressure if you move a crawler crane from soft ground to harder
ground? - ✔✔It increases
How should the wheels of a crane be positioned when it is set up for working on outriggers? - ✔✔Just
high enough off the ground to relieve the tires of crane weight
Where is the tipping axis of a crawler crane located? - ✔✔It depends if the idler or sprocket are in line or
offset from the track rollers
Where are the Standard Method hand signals found? - ✔✔OSHA Subpart CC
A truck crane is set up on outriggers. The part of the load chart governed by stability is based on what
percentage of the cranes capacity? - ✔✔85%
Truck crane capacities are usually greater over the _________ - ✔✔Rear
If the operator makes two audible signals when moving a crane, he/she intends to ______________ -
✔✔Go ahead
Blocking (Cribbing) may be placed under outrigger beams: - ✔✔Never.
Timber blocking placed under the tips of the tracks on a crawler crane will: - ✔✔Make the crane more
stable
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