NCCCO Mobile Crane with All Questions with

NCCCO Mobile Crane with All Questions with verified correct detailed Answers Latest Update

• Over which quadrant are truck crane capacities usually greater?
• Over the front.
• Over the rear.
• Over the front right outrigger.
• Over the side. --- correct answer ---b.

• According to OSHA, which accessible area of an operating crane must

always be barricaded?

• The swing radius of the crane
• The carbody or chassis
• The swing radius of the rear of the rotating superstructure
• The distance between the car body or chassis and the boom tip --- correct

answer ---c.

• What is the OSHA regulation governing cranes in construction?
• 1910.180
• 1926.1400
• 1926.556 1 / 3

• 1910.184 --- correct answer ---b.

• Under which circumstance is a crack in the windshield of a crane cab

okay?

• As long as it causes no visible distortion that would interfere with safe

operations

• As long as it is less than 6 inches long
• As long as the windshield is replaced on the next annual inspection d. It is

never okay --- correct answer ---a.

• Under which circumstance does OSHA permits hoisting of personnel by

crane?

• As long as the prevailing wind speed is less than 35 mph
• As long as there is no less hazardous or practicable way
• As long as all personnel have CPR training
• As long as no aerial work platform is available --- correct answer ---b.

• 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?

• On-outrigger chart
• On-rubber chart
• On-outrigger chart minus 20% 2 / 3

• On-rubber chart plus 20% --- correct answer ---b.

• According to OSHA, while hoisting personnel, the total load must not

exceed what percentage of the crane's rated capacity?"

• 45%
• 50%
• 75%
• 85% --- correct answer ---b.

• When is side loading of crane booms permitted?
• When the operator says it's OK
• So long as no jib is installed
• Only when the outriggers are fully extended
• Only with freely suspended loads --- correct answer ---d.

• What is indicated if an operator makes two audible signals when moving

a crane?

• He/she intends to stop
• He/she intends to back up
• He/she intends to go ahead
• He/she intends to stop (emergency) --- correct answer ---c.
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