NCCCO Test Exam 2026/2027 NEWEST VERIFIED
QUESTIONS WITH DETAILED ANSWERS
• What happens to the leverage of the load on crane as the boom is being lowered? -
✓✓ Increases
• When is it OK to temporarily bypass the cranes overload warning system? -✓✓ During
assembly and disassembly operation
• What capacity should you use when the boom length of the crane falls between the
length listed in the low chart? -✓✓ A length estimated between the length in the charts
• What action does signal person intends to operator to perform if he extends his arm
and shoulder height, makes a fist his hand, and sticks his or her thumb up? -✓✓ Boom
up
• When hoisting personnel within what percentage of level muscle telescopic boom
crane be in order for the girls reading in low chart remain valid? -✓✓ 1%
• What is the net capacity of a crane unless the manufacturer states otherwise? -✓✓
The capacity listed in a low chart, minimize the weight of the rigging and all attachment
• What may happen to a properly reload when lift off the ground unless operator takes
account of boom deflection? -✓✓ It could swing out away from the crane
• Who should've operator respond to a "stop" signal from? -✓✓ Anyone
• Which area do truck cranes without a 5th outrigger generally have no lifting capacity
unless the manufacturer states otherwise? -✓✓ front
• According to federal requirements, under what conditions is it okay for a person to ride
the headache ball? -✓✓ never
• What percentage do most manufacturers require a cranes load charge capacity to be
reduced for duty cycle operation such as high volume concrete placement -✓✓ 20%
• From which two point should the boom be measured? -✓✓ 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? -✓✓
The rope runs from the top of the Rio to the top of the drum
• Over rich Quadrant our truck cranes, capacities, usually greater? -✓✓ Over the rear
, • according to OSHA, which assessable area of an operating crane must be barricaded?
-✓✓ Swing radius of the rear of the rotating structure
• What is OSHA's regulation governing cranes in construction? -✓✓ 1926.1400
• Under which circumstances is a crack in the windshield of a crane cab is okay? -✓✓ If
it's cause on no visible distortion that would interfere with safe operations
• Under which circumstances does OSHA permit hoisting personnel by crane? -✓✓ As
long as there is no less hazardous or practicable way
• Unless it manufactures this states otherwise what crane capacity chart is appropriate
when a crane is set up with three of its were outriggers extended and the fourth is
retracted? -✓✓ On rubber chart
• According to OSHA, while hosting personnel, the total load must not exceed what
percentage of the crane rate capacity? -✓✓ 50%
• When is side loading of crane booms permitted? -✓✓ Only with freely suspended
loads
• What is indicated if an operator makes two audible signals when moving crane? -✓✓
He/she intends to go ahead
• When may blocking (cribbing) be placed under outrigger beams on mobile cranes? -
✓✓ Never approved
• What is the results of placing timber blocking under the tip of tracks on a chronic
crane? -✓✓ Makes the crane more stable
• According to ASME, what percentage of the manufacturer screen rating must not be
exceeded if a low test is done on a repaired crane? -✓✓ 110%
• Where is the tipping axis of a crawl crane located? -✓✓ It depends on if the order or
sprocket are in line or offset from the truck roller
• What should be done with material place under overhead energizer power line? -✓✓
Not be lifted by crane
• Where should the cranes outrigger pads or tracks be placed when working at ground
floor or near cellar wall? -✓✓ At least, as far back as a depth of the wall below ground
QUESTIONS WITH DETAILED ANSWERS
• What happens to the leverage of the load on crane as the boom is being lowered? -
✓✓ Increases
• When is it OK to temporarily bypass the cranes overload warning system? -✓✓ During
assembly and disassembly operation
• What capacity should you use when the boom length of the crane falls between the
length listed in the low chart? -✓✓ A length estimated between the length in the charts
• What action does signal person intends to operator to perform if he extends his arm
and shoulder height, makes a fist his hand, and sticks his or her thumb up? -✓✓ Boom
up
• When hoisting personnel within what percentage of level muscle telescopic boom
crane be in order for the girls reading in low chart remain valid? -✓✓ 1%
• What is the net capacity of a crane unless the manufacturer states otherwise? -✓✓
The capacity listed in a low chart, minimize the weight of the rigging and all attachment
• What may happen to a properly reload when lift off the ground unless operator takes
account of boom deflection? -✓✓ It could swing out away from the crane
• Who should've operator respond to a "stop" signal from? -✓✓ Anyone
• Which area do truck cranes without a 5th outrigger generally have no lifting capacity
unless the manufacturer states otherwise? -✓✓ front
• According to federal requirements, under what conditions is it okay for a person to ride
the headache ball? -✓✓ never
• What percentage do most manufacturers require a cranes load charge capacity to be
reduced for duty cycle operation such as high volume concrete placement -✓✓ 20%
• From which two point should the boom be measured? -✓✓ 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? -✓✓
The rope runs from the top of the Rio to the top of the drum
• Over rich Quadrant our truck cranes, capacities, usually greater? -✓✓ Over the rear
, • according to OSHA, which assessable area of an operating crane must be barricaded?
-✓✓ Swing radius of the rear of the rotating structure
• What is OSHA's regulation governing cranes in construction? -✓✓ 1926.1400
• Under which circumstances is a crack in the windshield of a crane cab is okay? -✓✓ If
it's cause on no visible distortion that would interfere with safe operations
• Under which circumstances does OSHA permit hoisting personnel by crane? -✓✓ As
long as there is no less hazardous or practicable way
• Unless it manufactures this states otherwise what crane capacity chart is appropriate
when a crane is set up with three of its were outriggers extended and the fourth is
retracted? -✓✓ On rubber chart
• According to OSHA, while hosting personnel, the total load must not exceed what
percentage of the crane rate capacity? -✓✓ 50%
• When is side loading of crane booms permitted? -✓✓ Only with freely suspended
loads
• What is indicated if an operator makes two audible signals when moving crane? -✓✓
He/she intends to go ahead
• When may blocking (cribbing) be placed under outrigger beams on mobile cranes? -
✓✓ Never approved
• What is the results of placing timber blocking under the tip of tracks on a chronic
crane? -✓✓ Makes the crane more stable
• According to ASME, what percentage of the manufacturer screen rating must not be
exceeded if a low test is done on a repaired crane? -✓✓ 110%
• Where is the tipping axis of a crawl crane located? -✓✓ It depends on if the order or
sprocket are in line or offset from the truck roller
• What should be done with material place under overhead energizer power line? -✓✓
Not be lifted by crane
• Where should the cranes outrigger pads or tracks be placed when working at ground
floor or near cellar wall? -✓✓ At least, as far back as a depth of the wall below ground
