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NCCCO Core sample test exam questions and answers
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NCCCO Core sample test exam questions and answers
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NCCCO Core sample test exam 2024-2025 questions and answersWhere is the tipping axis of a crawler crane located?
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?
Not be lifted by crane
Where should the crane's outrigger pads or tracks be placed when working at ground floor
level near a cellar wall?
At least as far back as the depth of the wall below ground
How should the wheels of a crane be positioned when it is set up for working on outriggers?
Just high enough off the ground to relieve the tires of crane weight
What happens to ground bearing pressure if you move a crawler crane from soft ground to
harder ground?
It increases
When may a swivel be used with rotation resistant wire rope?
If the rope manufacturer approves
What should you do on pick and carry operations?
Keep the boom as short as possible
What boom position would cause the greatest ground pressure when lifting with crawler
cranes?
, Over the corner
Where should the hook be positioned when preparing to hoist a light load?
Directly above the load's center of gravity
According to OSHA 1926.1408, what minimum clearance must be maintained between any
part of the crane/load and 850kV energized overhead power lines.
45 ft.
How many parts of line are required to hoist a 36,500 lb. load if the maximum allowable line
pull is 9,000 lbs.?
5
What determines the amount of deduction required for an erected jib that is not being used?
The effective weight of the jib
What capacity should you use when the boom length of the crane falls between the lengths
listed in the load chart?
The next longest or the next shortest boom length, whichever is the lower capacity
When is it okay to temporarily bypass a crane's overload warning system?
During assembly/disassembly operations
What happens to the leverage of the load on a crane as the boom is being lowered?
It increases
Where are the Standard Method hand signals found?
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