NCCCO CORE Exam Practice Questions with

1 NCCCO NCCCO CORE Exam Practice| Questions with Correct Verified Answers| Latest Update (NEW

When arriving in the crane at the job site, the operator should first

determine the condition of the:

• Crane setup location
• Access Roads
• Parking Lot
• Headache Ball - ANS ✓B) Access Roads

What surface listed below would NOT be a good location for assembly or setup of a mobile crane?

• Above Compacted Fill
• Above Highway Asphalt
• Above Underground Vaults
• Above Highway Concrete - ANS ✓C) Above Underground Vaults

Each Outrigger pad and its blocking should be sufficient to support?

• 85% of the load Chart
• The total weight of the crane and its load

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• The total weight of the crane and its boom
• 75% of the load chart - ANS ✓B)The total weight of the crane and its

load How does high wind affect a mobile crane with a long boom

• Decrease load line capacity
• Requires you to slip the swing brake
• Introduces side load onto the boom
• Has no effect on overall crane capacity - ANS ✓C) Introduces side load

onto the boom When is the only time the outrigger beams should be less than fully extended?

• The load Chart indicates that this is allowed
• There is not enough space to extend the beam
• The crane is working over the front
• the main boom is fully retracted - ANS ✓A) The load chart indicates that

this is allowed What is the primary purpose for a rooster sheave or auxiliary boom point sheave?

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• Separate the load hoist lines
• Separate the boom hoist lines
• Increase the load Radius
• Decrease the load radius - ANS ✓A) Separate the load hoist lines

Eccentric main boom tip reeving causes which of the following

• Increased carrier wear
• increase wire rope wear
• Twisting of the main boom
• Twisting of the superstructure - ANS ✓C) Twisting of the main boom

Which type of wire rope listed below is installed on most cranes

• Right Regular Lay
• Right alternate lay
• Left regular lay
• Left alternate Lay - ANS ✓A) Right regular lay

The hoist drum flange shall extend, the floats or pads should always be:

• 1/2 Inch
• 1 Inch
• 1 1/2 Inch

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• 2 Inch - ANS ✓A) 1/2 Inch

Which of the following is classified as standing wire rope?

• Main hoist Line
• Boom Hoist Line
• Auxiliary Hoist Line
• Pendant Line - ANS ✓D) Pendant Line

When lifting on outriggers, the floats or pads should always be:

• Sufficient to support three times the applied load
• Raise to tough the tires firmly on the ground
• Secured to the outriggers cylinder
• Secured to the mats - ANS ✓C) secured to the outriggers cylinders

How Many randomly broken wires in a lay length must there be on a mobile cranes hoist line, before it should be removed from service?

• 4
• 3
• 5

D) 6 - ANS ✓D) 6

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