General Crane Safety / Comprehensive
Study Guide Questions and Answers
_____________Quiz____________?
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 -
Answer✓✓
C) The Crane Operator, Crane Supervisor, and Crane Rigger
_____________Quiz____________?
When operating floating cranes, you must start swinging or rotating quickly and stop smoothly
to prevent excessive barge list.
A) True
B) False -
Answer✓✓
B) False
1
,_____________Quiz____________?
Extending a telescoping boom without lowering the hoist may result in "two-blocking" the
crane.
A) True
B) False -
Answer✓✓
A) True
_____________Quiz____________?
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
_____________Quiz____________?
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
2
,O C) Large geometric shapes
D) Loads with multi-level attachment points
E) Hazardous or explosive materials -
Answer✓✓
B) Oxygen/Acetylene bottles in racks designed for lifting
_____________Quiz____________?
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
_____________Quiz____________?
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
3
, D) Quadrant
E) Circumference -
Answer✓✓
B) Radius
_____________Quiz____________?
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.
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. -
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.
_____________Quiz____________?
When should a tagline be used during lifting operations?
A) when lifting a load over or near electrical transmission lines
4
Study Guide Questions and Answers
_____________Quiz____________?
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 -
Answer✓✓
C) The Crane Operator, Crane Supervisor, and Crane Rigger
_____________Quiz____________?
When operating floating cranes, you must start swinging or rotating quickly and stop smoothly
to prevent excessive barge list.
A) True
B) False -
Answer✓✓
B) False
1
,_____________Quiz____________?
Extending a telescoping boom without lowering the hoist may result in "two-blocking" the
crane.
A) True
B) False -
Answer✓✓
A) True
_____________Quiz____________?
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
_____________Quiz____________?
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
2
,O C) Large geometric shapes
D) Loads with multi-level attachment points
E) Hazardous or explosive materials -
Answer✓✓
B) Oxygen/Acetylene bottles in racks designed for lifting
_____________Quiz____________?
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
_____________Quiz____________?
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
3
, D) Quadrant
E) Circumference -
Answer✓✓
B) Radius
_____________Quiz____________?
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.
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. -
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.
_____________Quiz____________?
When should a tagline be used during lifting operations?
A) when lifting a load over or near electrical transmission lines
4
