NCCCO TOWER CRANE CERTIFICATION EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
LATEST VERSION 2026 (VERIFIED ANSWERS)
ALREADY GRADED A+
Splices in rall tracks shall have - ANSWERS-Smooth Joints
Hydraulic systems should have their proper fluid level checked - ANSWERS-Daily
If power fails during operations, the following shouldn't apply - ANSWERS-Do your best to finish
moving load where it was designated to go
If load is undetermined who is to find out if load weight does not exceed crane rating at radius
at which the load is to be lifted - ANSWERS-Person responsible for lift
Where should climbing instructions be kept - ANSWERS-ON Site
All climbing operations shall be performed under the supervision of - ANSWERS-Qualified
person
When cranes are erected, load limiting devices shall be tested for proper setting and operation -
ANSWERS-Before crane is placed in service
,Hooks shall be equipped with latches unless the application makes the use of the latch -
ANSWERS-Impractical
Size and position of signs or panels must satisfy the limitations of - ANSWERS-Manufacturer
Fall prevention measures are needed for working at locations where you are exposed -
ANSWERS-To a fall of 6ft or more
Travel distance on hand levers shall not be greater - ANSWERS-than 14 inches from neutral
position
For power lines rated 175KV the minimum clearance between the lines and any part of the
crane or load is - ANSWERS-15ft
All controls shall be tested by the operator at the - ANSWERS-start of new shift
Before each climbing operation all load members of the support system shall be - ANSWERS-
Inspected
Chain slings are required to be - ANSWERS-ID tagged
Welding on loads suspended by the crane can only be done if the load has - ANSWERS-Insulated
slings
How much does an average cubic yard of concrete weight - ANSWERS-4,000 lbs
Main power switch for tower crane is - ANSWERS-At base of crane
, Items not listed in the frequent inspection checklist are - ANSWERS-Hydraulic pumps and valves
for excessive wear or damage
When is it necessary to determine that there is no practical alternative way to perform the
needed work or to gain access to the area - ANSWERS-Personnel Lift
Each series of voice signals shall contain three elements stated in the following order -
ANSWERS-Function and Direction - Distance and speed - Function stop
When lifting personnel communication shall be maintained between three of the next four -
ANSWERS-Person(s) being lifted - Operator - Signal person
The condition when the tower load block or hook assembly comes in contact with the upper -
ANSWERS-Two-blocking
Load bearing members of the climbing and support system shall be inspected before each -
ANSWERS-Climbing operation
Where shall a wind velocity indicating device be mounted - ANSWERS-At or near the top of
crane
A velocity readout shall be provided - ANSWERS-At the operators station
The area inside the self erecting tower cranes tail swing must be - ANSWERS-Barricaded
The self erecting tower crane must be properly grounded according with the - ANSWERS-
National electric code (NEC)
QUESTIONS AND CORRECT DETAILED ANSWERS
LATEST VERSION 2026 (VERIFIED ANSWERS)
ALREADY GRADED A+
Splices in rall tracks shall have - ANSWERS-Smooth Joints
Hydraulic systems should have their proper fluid level checked - ANSWERS-Daily
If power fails during operations, the following shouldn't apply - ANSWERS-Do your best to finish
moving load where it was designated to go
If load is undetermined who is to find out if load weight does not exceed crane rating at radius
at which the load is to be lifted - ANSWERS-Person responsible for lift
Where should climbing instructions be kept - ANSWERS-ON Site
All climbing operations shall be performed under the supervision of - ANSWERS-Qualified
person
When cranes are erected, load limiting devices shall be tested for proper setting and operation -
ANSWERS-Before crane is placed in service
,Hooks shall be equipped with latches unless the application makes the use of the latch -
ANSWERS-Impractical
Size and position of signs or panels must satisfy the limitations of - ANSWERS-Manufacturer
Fall prevention measures are needed for working at locations where you are exposed -
ANSWERS-To a fall of 6ft or more
Travel distance on hand levers shall not be greater - ANSWERS-than 14 inches from neutral
position
For power lines rated 175KV the minimum clearance between the lines and any part of the
crane or load is - ANSWERS-15ft
All controls shall be tested by the operator at the - ANSWERS-start of new shift
Before each climbing operation all load members of the support system shall be - ANSWERS-
Inspected
Chain slings are required to be - ANSWERS-ID tagged
Welding on loads suspended by the crane can only be done if the load has - ANSWERS-Insulated
slings
How much does an average cubic yard of concrete weight - ANSWERS-4,000 lbs
Main power switch for tower crane is - ANSWERS-At base of crane
, Items not listed in the frequent inspection checklist are - ANSWERS-Hydraulic pumps and valves
for excessive wear or damage
When is it necessary to determine that there is no practical alternative way to perform the
needed work or to gain access to the area - ANSWERS-Personnel Lift
Each series of voice signals shall contain three elements stated in the following order -
ANSWERS-Function and Direction - Distance and speed - Function stop
When lifting personnel communication shall be maintained between three of the next four -
ANSWERS-Person(s) being lifted - Operator - Signal person
The condition when the tower load block or hook assembly comes in contact with the upper -
ANSWERS-Two-blocking
Load bearing members of the climbing and support system shall be inspected before each -
ANSWERS-Climbing operation
Where shall a wind velocity indicating device be mounted - ANSWERS-At or near the top of
crane
A velocity readout shall be provided - ANSWERS-At the operators station
The area inside the self erecting tower cranes tail swing must be - ANSWERS-Barricaded
The self erecting tower crane must be properly grounded according with the - ANSWERS-
National electric code (NEC)
