NCCCO tower crane flashcards COMPLETE QUESTIONS AND SOLUTIONS(LATEST UPDATE 2024)
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Course
NCCCO
Institution
NCCCO
Splices in rall tracks shall have - ANSWER Smooth Joints
Hydraulic systems should have their proper fluid level checked - ANSWER Daily
If power fails during operations, the following shouldn't apply - ANSWER Do your best to finish moving load where it was designated to go
If load is undete...
NCCCO tower crane
flashcards COMPLETE
QUESTIONS AND
SOLUTIONS(LATEST
UPDATE 2024)
Splices in rall tracks shall have - ANSWER Smooth Joints
Hydraulic systems should have their proper fluid level checked - ANSWER Daily
If power fails during operations, the following shouldn't apply - ANSWER 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 - ANSWER Person responsible for
lift
Where should climbing instructions be kept - ANSWER ON Site
, Chain slings are required to be - ANSWER ID tagged
Welding on loads suspended by the crane can only be done if the load has -
ANSWER Insulated slings
How much does an average cubic yard of concrete weight - ANSWER 4,000 lbs
Main power switch for tower crane is - ANSWER At base of crane
Items not listed in the frequent inspection checklist are - ANSWER 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 - ANSWER Personnel Lift
Each series of voice signals shall contain three elements stated in the following
order - ANSWER Function and Direction - Distance and speed - Function stop
When lifting personnel communication shall be maintained between three of the
next four - ANSWER Person(s) being lifted - Operator - Signal person
The condition when the tower load block or hook assembly comes in contact with
the upper - ANSWER Two-blocking
, Load bearing members of the climbing and support system shall be inspected
before each - ANSWER Climbing operation
Where shall a wind velocity indicating device be mounted - ANSWER At or near
the top of crane
According to ASME B30.3, the prohibited zone for power lines that are 60kV is -
ANSWER 15ft. ASME 3-3.3.4.3(1) Table 1
According to ASMA 30.3, load hoist rotation resistant wire rope has a design factor
of - ANSWER 5 to 1 ASME 3-1.5.5(b)
According to ASME B30.3, when lifting a suspended personnel platform the design
factor for the rigging hardware is - ANSWER 5 to 1 ASME 3-3.2.2(b)(3)
According to ASME B30.3, Load hoist ropes that are not rotation must have a
design factor of - ANSWER 5 to 1 ASME 3-1.5.5(b)
All climbing operations shall be performed under the supervision of - ANSWER
Qualified person
When cranes are erected, load limiting devices shall be tested for proper setting
and operation - ANSWER Before crane is placed in service
Hooks shall be equipped with latches unless the application makes the use of the
latch - ANSWER Impractical
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