NCCCO Final Test Exam | Study Guide & Practice Questions
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%
, NCCCO Final Test Exam | Study Guide & Practice Questions
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.
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%
, NCCCO Final Test Exam | Study Guide & Practice Questions
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.
