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CATEGORY 3 NON questions and answers verified 2024
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CATEGORY 3 NON questions and answers verified 2024
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CATEGORY 3 NON-CAB OPERATEDTEST
Bridge cranes with rated capacities of 20,000 lbs. or greater are classified as
______ cranes - correct answer ✔Category 2
The expiration date that is of particular importance to crane operators is -
correct answer ✔The certification expiration date of the crane
Who is primarily responsible for evaluating a Crane Operators physical and
emotional fitness - correct answer ✔crane operator
A monorail hoist with less than 20,000 lbs. capacity is a ________________
crane. - correct answer ✔Category 3
Components that control, restrain, or position the load, and upon failure would
cause dropping, shifting or uncontrolled movement of the loads are
____________. - correct answer ✔load controlling parts
All of the following require a license to operate EXCEPT a: - correct answer
✔Non-cab operated category 3-bridge crane
What is two-blocking and why is two-blocking dangerous? - correct answer
✔Two-blocking occurs when the hook block comes in contact with the upper
sheave block during hoisting of the hook. It is dangerous because it could
result in damage to the crane, parting of the hoist lines, and dropping the load.
The formula for determining the area of a triangular shaped object is: - correct
answer ✔Base x Height divided by 2
, When are operators required to perform a pre-use check of the crane? -
correct answer ✔Prior to the first use of the crane each day.
Regardless of the method of communication used all crane signals must be
____________________. - correct answer ✔clear
Synthetic web slings should NOT be used in areas where temperatures
exceed 194 degrees Fahrenheit. - correct answer ✔True
If an object is 6 feet long, 5 feet wide, and 4 feet high, what is the volume of
the object? - correct answer ✔120 cubic feet
Is it necessary for the operator to see the load or work area? - correct answer
✔Not if there is a designated signal person who is in control of the lift and is in
view of the operator, or if the signal giver is in constant radio contact with the
operator.
What is "inching"? - correct answer ✔Performing a motion very slowly, a little
at a time
The majority of crane accidents are attributed to which of the following? -
correct answer ✔Personnel error
Crane operators at naval activities may be required to operate various types
of cranes for which they hold a license. Which of the following can best assure
operator proficiency and safety? - correct answer ✔Be familiarized by a
qualified person before operating the crane for the first time
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