GENERAL CRANE SAFETY CERTIFICATION
STUDY GUIDE 2026 COMPLETE QUESTIONS
AND SOLUTIONS VERIFIED A+
● What is two-blocking and why is two-blocking dangerous?. Answer:
Two-blocking occurs when the hook block comes into 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.
● What is the formula for determining the area of a triangular shaped
object?. Answer: Base x Height divided by 2
● When is it permissible for an operator to leave the controls of a crane
while a load is suspended from the hook?. Answer: The operator shall
remain at the controls at all times while a load is suspended from the
hook.
● Regardless of the method of communication used, all crane signals
must be. Answer: Clear
● 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?. Answer: 720lbs
, ● Synthetic web slings should NOT be used in areas where
temperatures exceed 194 degrees Fahrenheit.. Answer: True
● Which of the following identifies the two categories of crane lifts?.
Answer: Complex and Non-Complex
● What is inching?. Answer: Performing a motion very slowly, a little at
a time
● While performing a pre-use check, the operator must check the wire
rope system for all of the following except?. Answer: Size and grade of
wire rope
● 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?. Answer: Be
familiarized by a qualified person before operating the crane for the first
time
● What is the minimum amount of rope that shall be on a grooved drum
and a smooth drum?. Answer: 2 full wraps, 3 full wraps
● Which of the following is used with a physical locking device placed
at the energy source?. Answer: Lockout tag
STUDY GUIDE 2026 COMPLETE QUESTIONS
AND SOLUTIONS VERIFIED A+
● What is two-blocking and why is two-blocking dangerous?. Answer:
Two-blocking occurs when the hook block comes into 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.
● What is the formula for determining the area of a triangular shaped
object?. Answer: Base x Height divided by 2
● When is it permissible for an operator to leave the controls of a crane
while a load is suspended from the hook?. Answer: The operator shall
remain at the controls at all times while a load is suspended from the
hook.
● Regardless of the method of communication used, all crane signals
must be. Answer: Clear
● 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?. Answer: 720lbs
, ● Synthetic web slings should NOT be used in areas where
temperatures exceed 194 degrees Fahrenheit.. Answer: True
● Which of the following identifies the two categories of crane lifts?.
Answer: Complex and Non-Complex
● What is inching?. Answer: Performing a motion very slowly, a little at
a time
● While performing a pre-use check, the operator must check the wire
rope system for all of the following except?. Answer: Size and grade of
wire rope
● 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?. Answer: Be
familiarized by a qualified person before operating the crane for the first
time
● What is the minimum amount of rope that shall be on a grooved drum
and a smooth drum?. Answer: 2 full wraps, 3 full wraps
● Which of the following is used with a physical locking device placed
at the energy source?. Answer: Lockout tag
