Answers |Fall 2026/2027 Update | 100% Correct Latest
Question 1
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
Question 2
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
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,Question 3
Extending a telescoping boom without lowering the hoist may result in "two-blocking" the crane.
A) True
B) False
Correct Answer
A) True
Question 4
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
Correct Answer
C) Non-cab operated category 3 bridge crane
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,Question 5
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
Question 6
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
Correct Answer
B) 4 full wraps, 2 full wraps
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, Question 7
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
Question 8
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.
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.
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