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Nccco Core Exam Outline Questions And Answers With Verified Solutions Already Passed!!! Rated A+
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Nccco Core Exam Outline Questions And Answers With Verified Solutions Already Passed!!! Rated A+
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Nccco Core Exam Outline QuestionsAnd Answers With Verified Solutions
Already Passed!!! Rated A+
Timber or steel - ANSWER✔✔These materials should be used when setting up on
soft surfaces such as soft ground, asphalt or backfilled material
Over the corner - ANSWER✔✔On crawler cranes, which boom position creates
the greatest ground pressure
Blocking - ANSWER✔✔Allows the weight of the crane and load to be distributed
over a greater surface area. Should be used under outrigger floats at all times.
3 - ANSWER✔✔Blocking should be at least how many times the surface area of
the float
Energized - ANSWER✔✔Overhead power lines must be considered to be in this
condition until electrical authorities indicate otherwise
Prohibited zone - ANSWER✔✔No part of the crane or load must ever enter this
area around an energized power line
kV - ANSWER✔✔The prohibited zone must be enlarged as this increases
20 foot - ANSWER✔✔What minimum distance does OSHA require be maintained
when voltage up to 350 kV is unknown
50 foot - ANSWER✔✔What minimum distance is required if the voltage is over
350 kV and unknown
Qualified signal person - ANSWER✔✔This person must be appointed any time the
crane is working within a boom's length of the prohibited zone
Tag lines - ANSWER✔✔The use of these should be avoided when lifting near
power lines, however if necessary should be non-conductive type
, Above power lines - ANSWER✔✔Avoid operating cranes or handling materials in
this area of power lines
Remain in the cab - ANSWER✔✔What does an operator do if the crane comes in
contact with a power line
Jump - ANSWER✔✔If it is necessary to leave the crane cab before power lines are
de-energized after contact, how does the operator exit the cab
transmission towers - ANSWER✔✔A crane can also become electrically charged
when working close to these (radio, microwave, cell)
Manufacturer - ANSWER✔✔Before traveling on site with a load, be sure that this
is allowed by the
Backward collapse - ANSWER✔✔Ensure the boom low enough when traveling
with a load to avoid the possibility of this
Toward the load - ANSWER✔✔Always travel in this direction when traveling with
a load
Boom extension, jib, or pinned section - ANSWER✔✔Most manufacturers do not
permit travel with a load when the boom is in these settings
Raised - ANSWER✔✔To prevent a lattice boom crane from tipping forward, the
boom should be in this position before traveling down an incline
Lowered - ANSWER✔✔To prevent a lattice boom crane from tipping backwards,
the boom should be in this position when traveling up an incline
Controlling entity - ANSWER✔✔Responsible for seeing that the ground conditions
are adequate to support the equipment.
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