NCCCO Final Test Questions & Answers 100% Correct!!
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Course
NCCCO Fin
Institution
NCCCO Fin
Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the manufacturer states otherwise? - ANSWERThe front
What is the definition of "operating radius?" - ANSWERThe distance from the center of rotation of the crane to the center of gravity of the load
Wh...
NCCCO Final Test Questions & Answers 100%
Correct!!
Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the
manufacturer states otherwise? - ANSWERThe front
What is the definition of "operating radius?" - ANSWERThe 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? - ANSWERThey are based
on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater? - ANSWEROver 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? - ANSWER20%
From which two points should the boom be measured? - ANSWERFrom 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? -
ANSWERRunning the rope from the top of the reel, to the top of the drum.
Over which quadrant are truck crane capacities usually greater? - ANSWEROver the rear
According to OSHA, which accessible area of an operating crane must always be barricaded? -
ANSWERThe swing radius of the rear of the rotating superstructure
What is the OSHA regulation governing cranes in construction? - ANSWER1926.1400
, 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? - ANSWER100%
Where is the tipping axis of a crawler crane located? - ANSWERIt 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? - ANSWERNOT
be lifted by crane
What determines the amount of deduction required for an erected jib that is not being used? -
ANSWERThe effective weight of the jib
What happens to ground bearing pressure if you move a crawler crane from soft ground to harder
ground? - ANSWERIt increases
How should the wheels of a crane be positioned when it is set up for working on outriggers? -
ANSWERJust high enough off the ground to relieve the tires of crane weight
Where is the tipping axis of a crawler crane located? - ANSWERIt depends if the idler or sprocket are
in line or offset from the track rollers
Where are the Standard Method hand signals found? - ANSWEROSHA 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? - ANSWER85%
Truck crane capacities are usually greater over the _________ - ANSWERRear
If the operator makes two audible signals when moving a crane, he/she intends to ______________ -
ANSWERGo ahead
Blocking (Cribbing) may be placed under outrigger beams: - ANSWERNever.
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