NCCCO tower exam | Questions and
answers with 100% correct solutions |
A+ Grade
On a self - erecting tower crane , which of the following is included in the set up ?
✔✔Preparing foundation or ground compaction
On a self-erecting tower crane , which of the following is included in the erection process
? ✔✔Unfolding
What should be done if the radio remote is left unattended ✔✔De-energize crane and remove key or
place control in a lock box
If the operator is qualified to operate the self erecting tower crane , he can also erect and dismantle the
crane ✔✔False
Where shall a fire extinguisher , with a minimum 10ABC classification be installed on a tower crane ?
✔✔In the cab or at the machinery housing
Where should tools be kept on a crane when they are not being used ? ✔✔Toolbox
List 2 functions that increase the load radius ✔✔Trolley out and swing
Which item below weighs 490 pounds per cubic foot ? ✔✔Steel
, When the load is _____ or more of maximum line pull the operator must test the brakes of the crane by
lifting the load a few inches and applying the brakes ✔✔90%
The Tower crane must be equipped with an audible signal device. (Horn) ✔✔True
Frequent inspections are daily to monthly and periodic inspections are monthly to yearly ✔✔True
When are personnel allowed under a self erecting tower crane during erection ? ✔✔Locked in position
Personnel may ride the hook or load wearing a full body harness ✔✔False
Define rather capacities ✔✔Total load that can be lifted with tower crane
Unused wire rope should be pulled off and load tested to ✔✔10%
Hooks should be removed from service if any wear exceeds _________ of the original section
dimensions or as recommended by the manufacture ✔✔10%
Hooks should be removed from service if an increase in the throat exceeds ___ or as recommended by
the manufacture ✔✔5%
On a tower crane , the capacity can be increased by _______ ✔✔Trolley in
answers with 100% correct solutions |
A+ Grade
On a self - erecting tower crane , which of the following is included in the set up ?
✔✔Preparing foundation or ground compaction
On a self-erecting tower crane , which of the following is included in the erection process
? ✔✔Unfolding
What should be done if the radio remote is left unattended ✔✔De-energize crane and remove key or
place control in a lock box
If the operator is qualified to operate the self erecting tower crane , he can also erect and dismantle the
crane ✔✔False
Where shall a fire extinguisher , with a minimum 10ABC classification be installed on a tower crane ?
✔✔In the cab or at the machinery housing
Where should tools be kept on a crane when they are not being used ? ✔✔Toolbox
List 2 functions that increase the load radius ✔✔Trolley out and swing
Which item below weighs 490 pounds per cubic foot ? ✔✔Steel
, When the load is _____ or more of maximum line pull the operator must test the brakes of the crane by
lifting the load a few inches and applying the brakes ✔✔90%
The Tower crane must be equipped with an audible signal device. (Horn) ✔✔True
Frequent inspections are daily to monthly and periodic inspections are monthly to yearly ✔✔True
When are personnel allowed under a self erecting tower crane during erection ? ✔✔Locked in position
Personnel may ride the hook or load wearing a full body harness ✔✔False
Define rather capacities ✔✔Total load that can be lifted with tower crane
Unused wire rope should be pulled off and load tested to ✔✔10%
Hooks should be removed from service if any wear exceeds _________ of the original section
dimensions or as recommended by the manufacture ✔✔10%
Hooks should be removed from service if an increase in the throat exceeds ___ or as recommended by
the manufacture ✔✔5%
On a tower crane , the capacity can be increased by _______ ✔✔Trolley in
