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NCCCO Core Exam Practice Questions And Accurate Answers
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NCCCO Core Exam Practice Questions And AccurateAnswers 2024-2025
For what purpose is Placing Mats or Cribbing under outrigger Floats?
A) Raise the Tires off the ground
B) Distribute the force over a larger area
C) Allow the float to be Level with Surface
D) Raise the operator's cab for better vision. - Answer B.) Distribute the force over a
larger area.
Where is the best location for leveling a Crane?
A) Carrier
B) Upperworks
C) Cab
D) Carbody - Answer B) Upperworks
The operator should check, before leveling a mobile crane on outriggers, that
A) weight of the crane is on all the tires
B) There is blocking under the outrigger beams
C) There is no weight of the crane bearing on any tires
D) There is weight only bearing on some tires - Answer C) There is no weight of the
crane bearing on any tires
Operating A mobile crane with a long boom, on uneven ground, what support condition
should be considered?
A) Blocking under the outrigger berms
B) Keeping a 75 Degree angle between cylinder rod and pad
,C) Keeping a 90 Degree angle between cylinder rod and pad
D) Blocking under the front bumper weight Answer C) Keeping a 90 Degree angle
between cylinder rod and pad
Where can blocking (Cribbing) be placed under outrigger beams on mobile cranes?
A) Extending Beams
B) Increasing Capacity
C) Improving Stability
D) Never Approved - Answer D) Never Approved
Mobiles Cranes should be level within what percent of Grade?
A) 3%
B) 2%
C) 5%
D) 1% - Answer D) 1%
Timber Crane mats work best when they are:
A) Bolted Together
B) Nailed Together
C) Wired Together
D) Left Loose - Answer A) Bolted together
When the crane arrives on the job site in the crane, the operator should immediately
assess the condition of the:
A) Crane setup location
B) Access Roads
C) Parking Lot
D) Headache Ball - Answer B) Access Roads
, The following would NOT be a good surface on which to assemble or set up a mobile
crane:
A) Above Compacted Fill
B) Above Highway Asphalt
C) Above Underground Vaults
D) Above Highway Concrete - Answer C) Above Underground Vaults
Each Outrigger pad and its blocking must be sufficient to support?
A) 85% of the load Chart
B) The total weight of the crane and its load
C) The total weight of the crane and its boom
D) 75% of the load chart - Answer B)The total weight of the crane and its load
How does high wind affects a mobile crane with a long boom
A) Decrease load line capacity
B) Requires you to slip the swing brake
C) Introduces side load onto the boom
D) Has no effect on overall crane capacity - Answer C) Introduces side load onto the
boom
When should the outrigger beams should be less than fully extended?
A) The load Chart indicates that this is allowed
B) There is not enough space to extend the beam
C) The crane is working over the front
D) the main boom is fully retracted - Answer A) The load chart indicates that this is
allowed
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