General Crane Safety/122 Questions And Answers (Complete Guide A+)

GENERAL CRANE
SAFETY/122 QUESTIONS
AND ANSWERS (A+)
The minimum crane team for a mobile crane on
outriggers would consist of-
A) The Crane Operator, Rigger Supervisor, and
Crane Rigger
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B) The Crane Operator, Crane Supervisor, Rigger
Supervisor, and
Crane Rigger
C) The Crane Operator, Crane Supervisor, and
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Crane Rigger
D) The Crane Operator and Rigger-in-Charge
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E) The Crane Operator, Crane Walker, and Crane
Rigger - √Answer>C) The Crane Operator, Crane
Supervisor, and Crane Rigger
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-When operating floating cranes, you must start
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swinging or rotating quickly and stop smoothly to
prevent excessive barge list.
A) True
B) False - √Answer>B) False

-Extending a telescoping boom without lowering
the hoist may result in "two-blocking" the crane.
A) True
B) False - √Answer>A) True

,-All of the following require a license to operate
EXCEPT a(n)-
A) Cab-operated category 3 bridge crane
B) Mobile hydraulic truck crane
C) Non-cab operated category 3 bridge crane
D) Articulating boom category 4 crane
E) Floor-operated category 2 bridge crane -
√Answer>C) Non-cab operated category 3 bridge
crane
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-Which of the following lift types would NOT be
considered a complex lift?
A) Multiple-crane lifts
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B) Oxygen/Acetylene bottles in racks designed for
lifting
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O C) Large geometric shapes
D) Loads with multi-level attachment points
E) Hazardous or explosive materials - √Answer>B)
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Oxygen/Acetylene bottles in racks designed for
lifting
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-What is the minimum amount of rope that shall be
on a grooved drum and a smooth drum?
A) There is no minimum
B) 4 full wraps, 2 full wraps
C) 2 full wraps, 3 full wraps
D) 6 full wraps, 4 full wraps
E) 1 full wrap, 2 full wraps - √Answer>B) 4 full
wraps, 2 full wraps

,-The horizontal distance from the center of rotation
of the crane to the center of the hoist line(s) with
load applied is called
A) Boom Length
B) Radius
C) Lift Zone
D) Quadrant
E) Circumference - √Answer>B) Radius
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-What is two-blocking, and why is two-blocking
dangerous?
A) Two-blocking occurs when the hook contacts
another block or hook on the crane. It is
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dangerous because the hook could damage the
crane, causing loss of load control.
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B) Two-blocking occurs when the block or hook
contacts the ground.
It is dangerous because the wire rope may come
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off of the drum and drop the block.
C) Two-blocking occurs when the hook block
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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. -
√Answer>C) 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.

, -When should a tagline be used during lifting
operations?
A) when lifting a load over or near electrical
transmission lines
B) to prevent the load from swinging or rotating
C) when the supervisor approves their use
D) only when lifting the load to extreme heights -
√Answer>B) to prevent the load from swinging or
rotating
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-What is the weight of a 24 square foot, 2 inch
thick aluminum plate with a unit weight of 15 lbs.
per square foot of material per inch of thickness?
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A) 348 pounds
B) 720 pounds
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C) 6,720 pounds
D) 60 pounds
E) 120 pounds - √Answer>B) 720 pounds
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-The two expiration dates that are of particular
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importance to crane operators are-
A) Vehicle registration expiration date
B) Hydraulic oil expiration date
C) CAC card expiration date
D) The certification expiration date of the crane
E) The crane operator's license expiration date -
√Answer>D) The certification expiration date of the
crane
E) The crane operator's license expiration date