NCCCO EXAMINATION QUESTIONS WITH 100% CORRECT ANSWERS
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Course
NCCCO
Institution
NCCCO
NCCCO EXAMINATION QUESTIONS WITH 100% CORRECT ANSWERS
On-rubber chart - Answer-Unless the manufacturer states otherwise, what crane capacity chart is appropriate when a crane is set up with 3 of its 4 outriggers extended and the fourth is retracted?
50% - Answer-According to OSHA, while hoisti...
NCCCO EXAMINATION QUESTIONS
WITH 100% CORRECT ANSWERS
On-rubber chart - Answer-Unless the manufacturer states otherwise, what crane
capacity chart is appropriate when a crane is set up with 3 of its 4 outriggers extended
and the fourth is retracted?
50% - Answer-According to OSHA, while hoisting personnel, the total load must not
exceed what percentage of the crane's rated capacity?"
Only with freely suspended loads - Answer-When is side loading of crane booms
permitted?
He/she intends to go ahead - Answer-What is indicated if an operator makes two
audible signals when moving a crane?
Never - Answer-When may blocking (cribbing) be placed under outrigger beams?
Makes the crane more stable - Answer-What is the result of placing timber blocking
under the tips of the tracks on a crawler crane?
100% - Answer-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?
It depends if the idler or sprocket are in line or offset from the track rollers - Answer-
Where is the tipping axis of a crawler crane located?
Not be lifted by crane - Answer-What should be done with materials placed under
overhead energized power lines?
Retract boom - Answer-What standard method hand signal is being illustrated?
At least as far back as the depth of the wall below ground - Answer-Where should the
crane's outrigger pads or tracks be placed when working at ground floor level near a
cellar wall?
Just high enough off the ground to relieve the tires of crane weight - Answer-How
should the wheels of a crane be positioned when it is set up for working on outriggers?
It remains the same - Answer-What happens to ground bearing pressure if you move a
crawler crane from soft ground to harder ground?
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