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NCCCO Final Test questions with 100% correct answers graded A+
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NCCCO Final Test questions with 100% correct answers graded A+
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NCCCO Final TestWhich area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - correct answer ✔✔The front
What is the definition of "operating radius?" - correct 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? - correct answer ✔✔They are based on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater? - correct 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? - correct answer ✔✔20%
From which two points should the boom be measured? - correct 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? - correct 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? - correct answer ✔✔Over the rear
According to OSHA, which accessible area of an operating crane must always be barricaded? - correct answer ✔✔The swing radius of the rear of the rotating superstructure
What is the OSHA regulation governing cranes in construction? - correct 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? - correct answer ✔✔100%
Where is the tipping axis of a crawler crane located? - correct 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? - correct answer ✔✔NOT be lifted by crane
What determines the amount of deduction required for an erected jib that is not being used? - correct 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? - correct answer ✔✔It increases
How should the wheels of a crane be positioned when it is set up for working on outriggers? - correct answer ✔✔Just high enough off the ground to relieve the tires of crane weight
Where is the tipping axis of a crawler crane located? - correct 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? - correct 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? - correct answer ✔✔85%
Truck crane capacities are usually greater over the _________ - correct answer ✔✔Rear
If the operator makes two audible signals when moving a crane, he/she intends to ______________ - correct answer ✔✔Go ahead
Blocking (Cribbing) may be placed under outrigger beams: - correct answer ✔✔Never.
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