CATEGORY 3 NON-CAB OPERATED TEST OA
Comprehensive Resource To Help You Ace 2026-2027
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1) 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
2) All of the following require a license to operate EXCEPT a: - Correct
Answer: Non-cab operated category 3-bridge crane
3) 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.
4) The formula for determining the area of a triangular shaped object is: -
Correct Answer: Base x Height divided by 2
5) 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.
,6) Regardless of the method of communication used all crane signals must be
____________________. - Correct Answer: clear
7) Synthetic web slings should NOT be used in areas where temperatures
exceed 194 degrees Fahrenheit. - Correct Answer: True
8) 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
9) 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.
10) What is "inching"? - Correct Answer: Performing a motion very
slowly, a little at a time
11) The majority of crane accidents are attributed to which of the
following? - Correct Answer: Personnel error
12) 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
,13) Which of the following is NOT an acceptable method of
communication between the signal person and the crane operator? -
Correct Answer: Signal Flags
14) Which of the following is used with a physical locking device placed at
the energy source? - Correct Answer: Lockout Tag
15) Which of the following is considered to be the best way the operator
can ensure the crane is safe to operate on any given day? - Correct
Answer: Perform Daily Pre-use Checks
16) When crane accidents happen, you must do all of the following
EXCEPT: - Correct Answer: Continue to operate the crane until all lifts
are completed
17) Components that provide protection for operation and maintenance
personnel working on or in the path of cranes. - Correct Answer:
General Safety Devices
18) If the crane operator and the rigger in charge disagree on whether or
not a load is safe to lift the operator should: - Correct Answer: not
operate the crane until contacting the supervisor to resolve the issue.
, 19) Components that support the load, and upon failure would cause
dropping or uncontrolled lowering of the load are ____________. -
Correct Answer: load bearing parts
20) What is meant by "skewing"? - Correct Answer: Where one end
of the bridge gets ahead of the other end, frequently causing binding on the
rails.
21) What are the principal parts of an overhead traveling crane? -
Correct Answer: Bridge girders, end trucks, trolley, and operator's cab or
pendant control
22) Why shall sudden starts and stops of the bridge and trolley be
avoided? - Correct Answer: Sudden starts and stops may cause skidding
and uneven wear of the wheels
23) Select the proper method of landing a load. - Correct Answer:
Lower the load slowly, stop a few inches from the landing point, then slowly
lower the rest of the way.
24) The crane operator must check the certification information on the
crane for________ before operating the crane. - Correct Answer:
certification expiration date, crane ID, and certified capacity
25) What is the bridge crane communications hand signal pictured, with
the palms up, fingers closed; thumb pointing in the direction of motion, and
jerking horizontally? - Correct Answer: Trolley travel
Comprehensive Resource To Help You Ace 2026-2027
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!!
Current Update!!
1) 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
2) All of the following require a license to operate EXCEPT a: - Correct
Answer: Non-cab operated category 3-bridge crane
3) 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.
4) The formula for determining the area of a triangular shaped object is: -
Correct Answer: Base x Height divided by 2
5) 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.
,6) Regardless of the method of communication used all crane signals must be
____________________. - Correct Answer: clear
7) Synthetic web slings should NOT be used in areas where temperatures
exceed 194 degrees Fahrenheit. - Correct Answer: True
8) 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
9) 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.
10) What is "inching"? - Correct Answer: Performing a motion very
slowly, a little at a time
11) The majority of crane accidents are attributed to which of the
following? - Correct Answer: Personnel error
12) 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
,13) Which of the following is NOT an acceptable method of
communication between the signal person and the crane operator? -
Correct Answer: Signal Flags
14) Which of the following is used with a physical locking device placed at
the energy source? - Correct Answer: Lockout Tag
15) Which of the following is considered to be the best way the operator
can ensure the crane is safe to operate on any given day? - Correct
Answer: Perform Daily Pre-use Checks
16) When crane accidents happen, you must do all of the following
EXCEPT: - Correct Answer: Continue to operate the crane until all lifts
are completed
17) Components that provide protection for operation and maintenance
personnel working on or in the path of cranes. - Correct Answer:
General Safety Devices
18) If the crane operator and the rigger in charge disagree on whether or
not a load is safe to lift the operator should: - Correct Answer: not
operate the crane until contacting the supervisor to resolve the issue.
, 19) Components that support the load, and upon failure would cause
dropping or uncontrolled lowering of the load are ____________. -
Correct Answer: load bearing parts
20) What is meant by "skewing"? - Correct Answer: Where one end
of the bridge gets ahead of the other end, frequently causing binding on the
rails.
21) What are the principal parts of an overhead traveling crane? -
Correct Answer: Bridge girders, end trucks, trolley, and operator's cab or
pendant control
22) Why shall sudden starts and stops of the bridge and trolley be
avoided? - Correct Answer: Sudden starts and stops may cause skidding
and uneven wear of the wheels
23) Select the proper method of landing a load. - Correct Answer:
Lower the load slowly, stop a few inches from the landing point, then slowly
lower the rest of the way.
24) The crane operator must check the certification information on the
crane for________ before operating the crane. - Correct Answer:
certification expiration date, crane ID, and certified capacity
25) What is the bridge crane communications hand signal pictured, with
the palms up, fingers closed; thumb pointing in the direction of motion, and
jerking horizontally? - Correct Answer: Trolley travel
