NCCCO (2025/2026) QUESTIONS WITH
CORRECT ANSWERS RATED A+
What action does a signal person intend the operator to perform if he extends his arm at
shoulder height, makes a fist with his hand, and sticks his/her thumb up? - CORRECT ANSWER -
Boom up
When hoisting personnel, within what percentage of level must a telescopic boom crane be in
order for the gross ratings in the load chart to remain valid? - CORRECT ANSWER -1%
The load line of the crane you're operating contacts an energized power line. There's no sign of
any other danger, such as fire. What should you do? - CORRECT ANSWER -Stay in the cab until
the lines are de-energized
According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-
resistant rope are cause for replacement of the rope? - CORRECT ANSWER -2 broken wires in 6
rope diameters
What is the net capacity of a crane on main boom unless the manufacturer states otherwise? -
CORRECT ANSWER -The capacity listed in the load chart minus the weight of the rigging and all
attachments
What may happen to a properly rigged load when lifted off the ground unless the operator
takes account of boom deflection? - CORRECT ANSWER -It could swing out away from the crane
What Standard Method hand signal is being illustrated? - CORRECT ANSWER -Swing
Who should an operator respond to a "stop" signal from? - CORRECT ANSWER -Anyone
, Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the
manufacturer states otherwise? - CORRECT ANSWER -The fron
What is the definition of "operating radius?" - CORRECT ANSWER -The distance from the center
of rotation of the crane to the center of gravity of the load
What applies to the capacities below the bold line shown on a load chart? - CORRECT ANSWER -
They are based on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater? - CORRECT ANSWER -
Over the front
According to federal requirements, under what conditions is it okay for a person to ride the
headache ball? - CORRECT ANSWER -It is never okay
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? - CORRECT ANSWER -
20%.
From which two points should the boom be measured? - CORRECT ANSWER -From the boom
hinge pins to the center of the boom tip sheave
What is the preferred method of installing wire rope from a reel onto a hoist drum? - CORRECT
ANSWER -the rope runs from the top of the reel to the top of the drum
Over which quadrant are truck crane capacities usually greater? - CORRECT ANSWER -Over the
rear.
CORRECT ANSWERS RATED A+
What action does a signal person intend the operator to perform if he extends his arm at
shoulder height, makes a fist with his hand, and sticks his/her thumb up? - CORRECT ANSWER -
Boom up
When hoisting personnel, within what percentage of level must a telescopic boom crane be in
order for the gross ratings in the load chart to remain valid? - CORRECT ANSWER -1%
The load line of the crane you're operating contacts an energized power line. There's no sign of
any other danger, such as fire. What should you do? - CORRECT ANSWER -Stay in the cab until
the lines are de-energized
According to OSHA 1926.1413, how many randomly distributed broken wires in rotation-
resistant rope are cause for replacement of the rope? - CORRECT ANSWER -2 broken wires in 6
rope diameters
What is the net capacity of a crane on main boom unless the manufacturer states otherwise? -
CORRECT ANSWER -The capacity listed in the load chart minus the weight of the rigging and all
attachments
What may happen to a properly rigged load when lifted off the ground unless the operator
takes account of boom deflection? - CORRECT ANSWER -It could swing out away from the crane
What Standard Method hand signal is being illustrated? - CORRECT ANSWER -Swing
Who should an operator respond to a "stop" signal from? - CORRECT ANSWER -Anyone
, Which area do truck cranes without a 5th outrigger generally have no lifting capacity unless the
manufacturer states otherwise? - CORRECT ANSWER -The fron
What is the definition of "operating radius?" - CORRECT ANSWER -The distance from the center
of rotation of the crane to the center of gravity of the load
What applies to the capacities below the bold line shown on a load chart? - CORRECT ANSWER -
They are based on the stability of the crane
In which quadrant are rough terrain crane capacities generally greater? - CORRECT ANSWER -
Over the front
According to federal requirements, under what conditions is it okay for a person to ride the
headache ball? - CORRECT ANSWER -It is never okay
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? - CORRECT ANSWER -
20%.
From which two points should the boom be measured? - CORRECT ANSWER -From the boom
hinge pins to the center of the boom tip sheave
What is the preferred method of installing wire rope from a reel onto a hoist drum? - CORRECT
ANSWER -the rope runs from the top of the reel to the top of the drum
Over which quadrant are truck crane capacities usually greater? - CORRECT ANSWER -Over the
rear.
