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NCCCO TOWER CRANE Final Assessment Test Questions and Answers Grade A+ Latest
For power lines rated 175KV the minimum clearance between the lines and any part of the crane or load is - CORRECT ANSWER >>>15ft
All controls shall be tested by the operator at the - CORRECT ANSWER >>>start of new shift
Before each climbing operation all load members of the support system shall be - CORRECT ANSWER >>>Inspected
Chain slings are required to be - CORRECT ANSWER >>>ID tagged
Welding on loads suspended by the crane can only be done if the load has - CORRECT ANSWER >>>Insulated slings
How much does an average cubic yard of concrete weight - CORRECT ANSWER >>>4,000 lbs
Main power switch for tower crane is - CORRECT ANSWER >>>At base of crane
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Items not listed in the frequent inspection checklist are - CORRECT ANSWER >>>Hydraulic pumps and valves for excessive wear or damage
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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 - CORRECT ANSWER >>>Personnel Lift
Each series of voice signals shall contain three elements stated in the following order - CORRECT ANSWER >>>Function and Direction - Distance and speed - Function stop
When lifting personnel communication shall be maintained between three of the next four - CORRECT ANSWER >>>Person(s) being lifted - Operator - Signal person
The condition when the tower load block or hook assembly comes in contact with the upper - CORRECT ANSWER >>> Two-blocking
Load bearing members of the climbing and support system shall be inspected before each - CORRECT ANSWER >>>Climbing operation
Where shall a wind velocity indicating device be mounted - CORRECT ANSWER >>>At or near the top of crane
A velocity readout shall be provided - CORRECT ANSWER >>>At the operators station
The area inside the self erecting tower cranes tail swing must be - CORRECT ANSWER >>>Barricaded
The self erecting tower crane must be properly grounded according with the - CORRECT ANSWER >>>National electric code (NEC)
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