General crane safety EXAM 2026
Questions and Answers Graded A+
General crane safety EXAM - Correct answer-General crane safety EXAM
General crane safety EXAM
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 dangerous because the hook could damage the crane, causing loss of
load control.
B) Two-blocking occurs when the block or hook contacts the ground.
It is dangerous because the wire rope may come off of the drum and drop the
block.
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,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. - Correct
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 operating floating cranes, you must start swinging or rotating quickly and
stop smoothly to prevent excessive barge list.
A) True
B) False - Correct answer-B) False
Extending a telescoping boom without lowering the hoist may result in "two-
blocking" the crane.
A) True
B) False - Correct 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
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,C) Non-cab operated category 3 bridge crane
D) Articulating boom category 4 crane
E) Floor-operated category 2 bridge crane - Correct answer-C) Non-cab operated
category 3 bridge crane
Which of the following lift types would NOT be considered a complex lift?
A) Multiple-crane lifts
B) Oxygen/Acetylene bottles in racks designed for lifting
O C) Large geometric shapes
D) Loads with multi-level attachment points
E) Hazardous or explosive materials - Correct answer-B) Oxygen/Acetylene
bottles in racks designed for lifting
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
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, E) 1 full wrap, 2 full wraps - Correct answer-B) 4 full wraps, 2 full wraps
The minimum crane team for a mobile crane on outriggers would consist of-
A) The Crane Operator, Rigger Supervisor, and Crane Rigger
B) The Crane Operator, Crane Supervisor, Rigger Supervisor, and
Crane Rigger
C) The Crane Operator, Crane Supervisor, and Crane Rigger
D) The Crane Operator and Rigger-in-Charge
E) The Crane Operator, Crane Walker, and Crane Rigger - Correct answer-C) The
Crane Operator, Crane Supervisor, and Crane Rigger
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 - Correct answer-B) Radius
©COPYRIGHT 2026, ALL RIGHTS RESERVED 4
Questions and Answers Graded A+
General crane safety EXAM - Correct answer-General crane safety EXAM
General crane safety EXAM
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 dangerous because the hook could damage the crane, causing loss of
load control.
B) Two-blocking occurs when the block or hook contacts the ground.
It is dangerous because the wire rope may come off of the drum and drop the
block.
©COPYRIGHT 2026, ALL RIGHTS RESERVED 1
,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. - Correct
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 operating floating cranes, you must start swinging or rotating quickly and
stop smoothly to prevent excessive barge list.
A) True
B) False - Correct answer-B) False
Extending a telescoping boom without lowering the hoist may result in "two-
blocking" the crane.
A) True
B) False - Correct 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
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,C) Non-cab operated category 3 bridge crane
D) Articulating boom category 4 crane
E) Floor-operated category 2 bridge crane - Correct answer-C) Non-cab operated
category 3 bridge crane
Which of the following lift types would NOT be considered a complex lift?
A) Multiple-crane lifts
B) Oxygen/Acetylene bottles in racks designed for lifting
O C) Large geometric shapes
D) Loads with multi-level attachment points
E) Hazardous or explosive materials - Correct answer-B) Oxygen/Acetylene
bottles in racks designed for lifting
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
©COPYRIGHT 2026, ALL RIGHTS RESERVED 3
, E) 1 full wrap, 2 full wraps - Correct answer-B) 4 full wraps, 2 full wraps
The minimum crane team for a mobile crane on outriggers would consist of-
A) The Crane Operator, Rigger Supervisor, and Crane Rigger
B) The Crane Operator, Crane Supervisor, Rigger Supervisor, and
Crane Rigger
C) The Crane Operator, Crane Supervisor, and Crane Rigger
D) The Crane Operator and Rigger-in-Charge
E) The Crane Operator, Crane Walker, and Crane Rigger - Correct answer-C) The
Crane Operator, Crane Supervisor, and Crane Rigger
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 - Correct answer-B) Radius
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