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Nccco Final Test Questions And Answers With Verified Solutions Already Passed!!!
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Nccco Final Test Questions And Answers With Verified Solutions Already Passed!!!
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Nccco Final Test Questions AndAnswers With Verified Solutions Already
Passed!!!
Which area do truck cranes without a 5th outrigger generally have no lifting
capacity unless the manufacturer states otherwise? - ANSWER✔✔The front
What is the definition of "operating radius?" - ANSWER✔✔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? -
ANSWER✔✔They are based on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater? -
ANSWER✔✔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? - ANSWER✔✔20%
From which two points should the boom be measured? - ANSWER✔✔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? - ANSWER✔✔Running the rope from the top of the reel, to the top of the
drum.
Over which quadrant are truck crane capacities usually greater? -
ANSWER✔✔Over the rear
According to OSHA, which accessible area of an operating crane must always be
barricaded? - ANSWER✔✔The swing radius of the rear of the rotating
superstructure
What is the OSHA regulation governing cranes in construction? -
ANSWER✔✔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? - ANSWER✔✔100%
Where is the tipping axis of a crawler crane located? - ANSWER✔✔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? - ANSWER✔✔NOT be lifted by crane
What determines the amount of deduction required for an erected jib that is not
being used? - ANSWER✔✔The effective weight of the jib
What happens to ground bearing pressure if you move a crawler crane from soft
ground to harder ground? - ANSWER✔✔It increases
How should the wheels of a crane be positioned when it is set up for working on
outriggers? - ANSWER✔✔Just high enough off the ground to relieve the tires of
crane weight
Where is the tipping axis of a crawler crane located? - ANSWER✔✔It depends if
the idler or sprocket are in line or offset from the track rollers
Where are the Standard Method hand signals found? - ANSWER✔✔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? - ANSWER✔✔85%
Truck crane capacities are usually greater over the _________ - ANSWER✔✔Rear
If the operator makes two audible signals when moving a crane, he/she intends to
______________ - ANSWER✔✔Go ahead
Blocking (Cribbing) may be placed under outrigger beams: - ANSWER✔✔Never.
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