NCCCO tower crane Questions With 100%Verified AnswersA+GRADED
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Course
NCCCO
Institution
NCCCO
NCCCO tower crane Questions With 100%Verified AnswersA+GRADED
Splices in rall tracks shall have - correct answer...Smooth Joints
Hydraulic systems should have their proper fluid level checked - correct answer...Daily
If power fails during operations, the following shouldn't apply - correc...
NCCCO tower crane Questions With
100%Verified AnswersA+GRADED
Splices in rall tracks shall have - correct answer...✔✔Smooth Joints
Hydraulic systems should have their proper fluid level checked - correct answer...✔✔
Daily
If power fails during operations, the following shouldn't apply - correct 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 - correct answer...✔✔Person responsible for lift
Where should climbing instructions be kept - correct answer...✔✔ON Site
All climbing operations shall be performed under the supervision of - correct answer...✔
✔Qualified person
When cranes are erected, load limiting devices shall be tested for proper setting and
operation - correct answer...✔✔Before crane is placed in service
Hooks shall be equipped with latches unless the application makes the use of the latch -
correct answer...✔✔Impractical
Size and position of signs or panels must satisfy the limitations of - correct answer...✔
✔Manufacturer
Fall prevention measures are needed for working at locations where you are exposed -
correct answer...✔✔To a fall of 6ft or more
Travel distance on hand levers shall not be greater - correct answer...✔✔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 - 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
AGRADESOLUTIONS
, 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
Items not listed in the frequent inspection checklist are - correct 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 - 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)
Self Erecting tower crane erection must be performed by - correct answer...✔✔
Qualified person
AGRADESOLUTIONS
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