Advance Rigger Test Newest 2025 Exam
Complete Questions And Correct Detailed
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The formula for determining stress on a snatch block performing
a vertical lift is: line pull x block factor = block load. What must
be done to calculate formula? - ANSWER-Multiply the load
weight by the coefficient of friction to determine line pull,and
then use the standard formula
If both fists are placed in front of your body with your thumbs
pointed outward,the crane operator should: - ANSWER-Extend
the boom section
what is the MAXIMUM Percent of the rated capacity of a crane
that can be used to lift personnel - ANSWER-50%
When does Eghtening present the gratest hazard to the crane and
rigging personne ? - ANSWER-When thunder and lightning are
apparent .
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What force would be required to move an object up an inclined
plan compared to lifting it vertically? - ANSWER-1 1/1 times
more
Personnel platforms shall NOT be used to lift - ANSWER-Tools
and materials without employees
All of the following are reasons for stopping personnel lifting
operations EXCEPT - ANSWER-There are no tag lines
When working in close quarters. the main concern is -
ANSWER-safety
The point of any object's weight can be assumed to be
concentrated at - ANSWER-Center of gravity
In a spur-gear chain hoist with a two chain system, the endless
chain is used to. - ANSWER-Raise and lower the load
All of the following conditions exert dynamic loading on a crane
EXCEPT - ANSWER-Static boom angle
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Proper lead sheave placement as it relates to the hoisting drum
location is - ANSWER-proper spooling of wire rope
The most important information to consider when planning a lift
is - ANSWER-Weight of the load
Prior to use all new aitered modified or repaired rigging
hardware shall be inspected by whome ? - ANSWER-A
designated person
An unsafe condition that riggers should be aware of when
dealing with a multi part load block is: - ANSWER-Twisting
multi part lines
most cranes in duty cycle operation require a: - ANSWER-load
test
the only personnel allowed to have their body parts outside of
the suspended personnel platform during hoisting and iowering
operations are: - ANSWER-signal persons