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NCCCO tower exam 7.2024 CORRECT 100% $9.99
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NCCCO tower exam 7.2024 CORRECT 100%
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  • Course
  • NCCCO Crane
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  • NCCCO Crane

When tower crane is erected/dismantled, written instructions must be - ANSWER On site Tower crane erection/dismantling shall be performed under direct supervision of the - ANSWER Designated person What is the minimum clearance from obstruction when the tower crane freely rotates 360•? - ANS...

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  • September 25, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

Subjects

  • nccco tower
  • nccco tower exam 72024 correct 100
  • when tower crane is erecteddismantled written in
  • tower crane erectiondismantling shall be performe

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  • NCCCO Crane
  • NCCCO Crane

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NCCCO tower exam 7.2024
CORRECT 100%
When tower crane is erected/dismantled, written instructions must be - ANSWER
On site


Tower crane erection/dismantling shall be performed under direct supervision of
the - ANSWER Designated person


What is the minimum clearance from obstruction when the tower crane freely
rotates 360•? - ANSWER 6 ft 6 in


What must the crane operator do when a load is suspended - ANSWER Remain at
the controls


How often should the hoist rope be lubricated? - ANSWER Every 200 hours


If block is twisted, it may be necessary to fix the ______________ and make a few
empty runs with the hook and trolley and then reopen - ANSWER Twist
compensator


How many wraps shall be on the drum when the block is at its lowest point -
ANSWER 3

, The radius on a crane chart refers to - ANSWER Center of rotation to center of
gravity of load or hook


What would cal for a running rope to be taken out of service - ANSWER 12
randomly distributed broken wires in one lay or 4 in one strand in one lay


maintainence personnel are only permitted to operate crane when - ANSWER
Only when performing the maintenance duties


Crane must be a minimum of ____ away from power lines up to 50kV - ANSWER
10ft


How do you determine the size or the mats/blocking needed under tower crane
outriggers? - ANSWER Ground bearing capacity of The supporting surface


Where shall a fire extinguisher , with a minimum 10ABC classification be installed
on a tower crane ? - ANSWER In the cab or at the machinery housing


Where should tools be kept on a crane when they are not being used ? - ANSWER
Toolbox


List 2 functions that increase the load radius - ANSWER Trolley out and swing


Which item below weighs 490 pounds per cubic foot ? - ANSWER Steel

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