NCCCO MOBILE CRANE FINAL
EXAM 200 QUESTIONS WITH
VERIFIED SOLUTIONS ALREADY
GRADED A+ LATEST VERSION
"What is the definition of "operating radius?"
a. The distance from the base of the boom to the center of the load b. The distance from the
front of the crane to the center of gravity of the load
c. The distance from the center of rotation of the crane to the center of the load
d. The distance from the center of rotation of the crane to the center of gravity of the load -
CORRECT ANSWER=> d."
"What applies to the capacities below the bold line shown on a load chart?
a. They are based on the structural strength of the crane
b. They must not be used
c. They are based on the stability of the crane
d. They should only be used if the crane is set up on outriggers - CORRECT ANSWER=> c."
"In which quadrant are rough terrain crane capacities generally greater?
a. Over the front
b. Over the rear
c. Over the right side
d. Over the left side - CORRECT ANSWER=> a."
"According to federal requirements, under what conditions is it okay for a person to ride the
headache ball?
a. When there is no other way to gain access
b. When the lift has been approved by an engineer
c. When other means would be more dangerous
d. It is never okay - CORRECT ANSWER=> d."
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,"14. By what percentage do most manufacturers require a crane's load chart capacity to be
reduced by for duty cycle operations such as high-volume concrete placement?
a. 10%.
b. 15%.
c. 20%.
d. 30%. - CORRECT ANSWER=> c."
"15. From which two points should the boom be measured?
a. From the base of the boom to the center of the boom tip sheave
b. From the boom hinge pins to the boom tip
c. From the boom hinge pins to the center of the boom tip sheaved. d. From the base of the
boom to the boom tip - CORRECT ANSWER=> c."
"16. What is the preferred method of installing wire rope from a reel onto a hoist drum?
a. The rope runs from the top of the reel to the bottom of the drum
b. The rope runs from the bottom of the reel to the top of the drum
c. The rope runs from the top of the reel to the top of the drum
d. There is no preferred method - CORRECT ANSWER=> c."
"17. Over which quadrant are truck crane capacities usually greater?
a. Over the front.
b. Over the rear.
c. Over the front right outrigger.
d. Over the side. - CORRECT ANSWER=> b."
"18. According to OSHA, which accessible area of an operating crane must always be
barricaded?
a. The swing radius of the crane
b. The carbody or chassis
c. The swing radius of the rear of the rotating superstructure
d. The distance between the car body or chassis and the boom tip - CORRECT ANSWER=> c."
"19. What is the OSHA regulation governing cranes in construction?
a. 1910.180
b. 1926.1400
c. 1926.556
d. 1910.184 - CORRECT ANSWER=> b."
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, "20. Under which circumstance is a crack in the windshield of a crane cab okay?
a. As long as it causes no visible distortion that would interfere with safe operations
b. As long as it is less than 6 inches long
c. As long as the windshield is replaced on the next annual inspection d. It is never okay -
CORRECT ANSWER=> a."
"21. Under which circumstance does OSHA permits hoisting of personnel by crane?
a. As long as the prevailing wind speed is less than 35 mph
b. As long as there is no less hazardous or practicable way
c. As long as all personnel have CPR training
d. As long as no aerial work platform is available - CORRECT ANSWER=> b."
"22. 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?
a. On-outrigger chart
b. On-rubber chart
c. On-outrigger chart minus 20%
d. On-rubber chart plus 20% - CORRECT ANSWER=> b."
"23. According to OSHA, while hoisting personnel, the total load must not exceed what
percentage of the crane's rated capacity?"
a. 45%
b. 50%
c. 75%
d. 85% - CORRECT ANSWER=> b."
"24. When is side loading of crane booms permitted?
a. When the operator says it's OK
b. So long as no jib is installed
c. Only when the outriggers are fully extended
d. Only with freely suspended loads - CORRECT ANSWER=> d."
"25. What is indicated if an operator makes two audible signals when moving a crane?
a. He/she intends to stop
b. He/she intends to back up
c. He/she intends to go ahead
d. He/she intends to stop (emergency) - CORRECT ANSWER=> c."
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EXAM 200 QUESTIONS WITH
VERIFIED SOLUTIONS ALREADY
GRADED A+ LATEST VERSION
"What is the definition of "operating radius?"
a. The distance from the base of the boom to the center of the load b. The distance from the
front of the crane to the center of gravity of the load
c. The distance from the center of rotation of the crane to the center of the load
d. The distance from the center of rotation of the crane to the center of gravity of the load -
CORRECT ANSWER=> d."
"What applies to the capacities below the bold line shown on a load chart?
a. They are based on the structural strength of the crane
b. They must not be used
c. They are based on the stability of the crane
d. They should only be used if the crane is set up on outriggers - CORRECT ANSWER=> c."
"In which quadrant are rough terrain crane capacities generally greater?
a. Over the front
b. Over the rear
c. Over the right side
d. Over the left side - CORRECT ANSWER=> a."
"According to federal requirements, under what conditions is it okay for a person to ride the
headache ball?
a. When there is no other way to gain access
b. When the lift has been approved by an engineer
c. When other means would be more dangerous
d. It is never okay - CORRECT ANSWER=> d."
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,"14. By what percentage do most manufacturers require a crane's load chart capacity to be
reduced by for duty cycle operations such as high-volume concrete placement?
a. 10%.
b. 15%.
c. 20%.
d. 30%. - CORRECT ANSWER=> c."
"15. From which two points should the boom be measured?
a. From the base of the boom to the center of the boom tip sheave
b. From the boom hinge pins to the boom tip
c. From the boom hinge pins to the center of the boom tip sheaved. d. From the base of the
boom to the boom tip - CORRECT ANSWER=> c."
"16. What is the preferred method of installing wire rope from a reel onto a hoist drum?
a. The rope runs from the top of the reel to the bottom of the drum
b. The rope runs from the bottom of the reel to the top of the drum
c. The rope runs from the top of the reel to the top of the drum
d. There is no preferred method - CORRECT ANSWER=> c."
"17. Over which quadrant are truck crane capacities usually greater?
a. Over the front.
b. Over the rear.
c. Over the front right outrigger.
d. Over the side. - CORRECT ANSWER=> b."
"18. According to OSHA, which accessible area of an operating crane must always be
barricaded?
a. The swing radius of the crane
b. The carbody or chassis
c. The swing radius of the rear of the rotating superstructure
d. The distance between the car body or chassis and the boom tip - CORRECT ANSWER=> c."
"19. What is the OSHA regulation governing cranes in construction?
a. 1910.180
b. 1926.1400
c. 1926.556
d. 1910.184 - CORRECT ANSWER=> b."
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, "20. Under which circumstance is a crack in the windshield of a crane cab okay?
a. As long as it causes no visible distortion that would interfere with safe operations
b. As long as it is less than 6 inches long
c. As long as the windshield is replaced on the next annual inspection d. It is never okay -
CORRECT ANSWER=> a."
"21. Under which circumstance does OSHA permits hoisting of personnel by crane?
a. As long as the prevailing wind speed is less than 35 mph
b. As long as there is no less hazardous or practicable way
c. As long as all personnel have CPR training
d. As long as no aerial work platform is available - CORRECT ANSWER=> b."
"22. 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?
a. On-outrigger chart
b. On-rubber chart
c. On-outrigger chart minus 20%
d. On-rubber chart plus 20% - CORRECT ANSWER=> b."
"23. According to OSHA, while hoisting personnel, the total load must not exceed what
percentage of the crane's rated capacity?"
a. 45%
b. 50%
c. 75%
d. 85% - CORRECT ANSWER=> b."
"24. When is side loading of crane booms permitted?
a. When the operator says it's OK
b. So long as no jib is installed
c. Only when the outriggers are fully extended
d. Only with freely suspended loads - CORRECT ANSWER=> d."
"25. What is indicated if an operator makes two audible signals when moving a crane?
a. He/she intends to stop
b. He/she intends to back up
c. He/she intends to go ahead
d. He/she intends to stop (emergency) - CORRECT ANSWER=> c."
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