NCCCO PREP EXAM QUESTIONS AND
ANSWERS
When a crane is set up to close to a new building, expect the ground to be: - ANSWER -
Soft
A vertical basket hitch is rated at what percentage of a vertical hitch? - ANSWER -200%
When is the hoist line on top of the boom considered part of the load? - ANSWER -It is
not considered
When a heavy load is lifted, what is the result? - ANSWER -Boom deflection
According to OSHA 1926 Subpart CC, for cranes traveling with no load, what is the
minimum clearance for energized power lines at 40kV? - ANSWER -6ft
Wich of the following rigging configurations is listed in order of the strongest to
weakest? - ANSWER -Basket, Vertical, Choker
According to OSHA 1926 Subpart CC, how many randomly distributed broken wires in
rotation resistant wire rope are cause for replacement? - ANSWER -2 broken wires in 6
rope diameters
What site conditions must an operator be concerned about prior to setting up a crane? -
ANSWER -Soil stability must be sufficient
The best way to determine the weight of load to be lifted is to: - ANSWER -Have
certified load weight and add in the weight of all the rigging
What source should be used to determine boom tip height? - ANSWER -Working range
diagram
In order for an overhead power line to be considered de-energized it must be verified by
the: - ANSWER -Line owner
To provide protection in the cranes work area, barriers MUST be erected in accessible
areas; - ANSWER -Within the equipment's rotating structure
All of the following can cause a two-block condition except: - ANSWER -Raising the
boom
When rotation of load may be hazardous, the operator must - ANSWER -Ensure tag line
is used
, According to OSHA 1926 Subpart cc, which of the following individuals is not allowed
within the fall zone? - ANSWER -Qualified evaluator
The term that is used to define the load plus all rigging components, hooks, blocks and
lifting equipment is: - ANSWER -Gross load
According to OSHA 1926 Subpart CC, the minimum distance that must be maintained
between a working crane, load or load line and an 8kV power line is: - ANSWER -10ft
What is the sum of the following deductions? Block 1250lbs, Rigging 23lbs, Spreader
beam 350lbs - ANSWER -1623lbs
The purpose of the load moment indicator is to: - ANSWER -Warn the operator of an
overload condition
On what principle is crane stability based? - ANSWER -Leverage
According to OSHA 1926 Subpart CC, prior to hoisting employees at each job site, the
personnel platform rigging must be proof tested to what percentage of the platforms
rated capacity? - ANSWER -125%
With a permissible line pull of 12,920lbs., what is the maximum load that can be placed
on 4 parts of line? - ANSWER -51,680
Which is the most important to consider about site access? - ANSWER -compaction of
approach roads
The work area diagram is used to: - ANSWER -Identify operational quadrants
The main reason for using timber blocking or mats under the outrigger pad or crawlers
is to: - ANSWER -Decrease the applied ground pressure
Load capacities listed on charts are considered to be what type of load? - ANSWER -
Static
According to OSHA 1926 Subpart CC, an operator is required to have a physical every:
- ANSWER -3 years
Weights of load handling devices, such as load blocks ropes and links are: - ANSWER -
Considered part of the load
A load applied at an angle to the vertical plane of the boom is: - ANSWER -Side loading
Wire rope lubrication should not: - ANSWER -Hinder visual inspection
ANSWERS
When a crane is set up to close to a new building, expect the ground to be: - ANSWER -
Soft
A vertical basket hitch is rated at what percentage of a vertical hitch? - ANSWER -200%
When is the hoist line on top of the boom considered part of the load? - ANSWER -It is
not considered
When a heavy load is lifted, what is the result? - ANSWER -Boom deflection
According to OSHA 1926 Subpart CC, for cranes traveling with no load, what is the
minimum clearance for energized power lines at 40kV? - ANSWER -6ft
Wich of the following rigging configurations is listed in order of the strongest to
weakest? - ANSWER -Basket, Vertical, Choker
According to OSHA 1926 Subpart CC, how many randomly distributed broken wires in
rotation resistant wire rope are cause for replacement? - ANSWER -2 broken wires in 6
rope diameters
What site conditions must an operator be concerned about prior to setting up a crane? -
ANSWER -Soil stability must be sufficient
The best way to determine the weight of load to be lifted is to: - ANSWER -Have
certified load weight and add in the weight of all the rigging
What source should be used to determine boom tip height? - ANSWER -Working range
diagram
In order for an overhead power line to be considered de-energized it must be verified by
the: - ANSWER -Line owner
To provide protection in the cranes work area, barriers MUST be erected in accessible
areas; - ANSWER -Within the equipment's rotating structure
All of the following can cause a two-block condition except: - ANSWER -Raising the
boom
When rotation of load may be hazardous, the operator must - ANSWER -Ensure tag line
is used
, According to OSHA 1926 Subpart cc, which of the following individuals is not allowed
within the fall zone? - ANSWER -Qualified evaluator
The term that is used to define the load plus all rigging components, hooks, blocks and
lifting equipment is: - ANSWER -Gross load
According to OSHA 1926 Subpart CC, the minimum distance that must be maintained
between a working crane, load or load line and an 8kV power line is: - ANSWER -10ft
What is the sum of the following deductions? Block 1250lbs, Rigging 23lbs, Spreader
beam 350lbs - ANSWER -1623lbs
The purpose of the load moment indicator is to: - ANSWER -Warn the operator of an
overload condition
On what principle is crane stability based? - ANSWER -Leverage
According to OSHA 1926 Subpart CC, prior to hoisting employees at each job site, the
personnel platform rigging must be proof tested to what percentage of the platforms
rated capacity? - ANSWER -125%
With a permissible line pull of 12,920lbs., what is the maximum load that can be placed
on 4 parts of line? - ANSWER -51,680
Which is the most important to consider about site access? - ANSWER -compaction of
approach roads
The work area diagram is used to: - ANSWER -Identify operational quadrants
The main reason for using timber blocking or mats under the outrigger pad or crawlers
is to: - ANSWER -Decrease the applied ground pressure
Load capacities listed on charts are considered to be what type of load? - ANSWER -
Static
According to OSHA 1926 Subpart CC, an operator is required to have a physical every:
- ANSWER -3 years
Weights of load handling devices, such as load blocks ropes and links are: - ANSWER -
Considered part of the load
A load applied at an angle to the vertical plane of the boom is: - ANSWER -Side loading
Wire rope lubrication should not: - ANSWER -Hinder visual inspection
