Test Comprehensive Resource To Help You Ace
2026-2027 Includes Frequently Tested
Questions With ELABORATED 100% Correct
COMPLETE SOLUTIONS
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1. Who is responsible to do the shift inspection on a crane? - Correct
Answer: A competent person.
2. The load chart capacities are based on either structural integrity or? -
Correct Answer: Stability.
3. Referencing the picture to the right, what is the hand signal? - Correct
Answer: Extend boom.
4. What hand signal does a signal person want the operator to perform when
he has his arm extended thumb pointing up and his index fingers opening
and closing? - Correct Answer: Boom up and lower the load.
,5. When is it acceptable for an operator to leave the cab of a crane with a load
suspended? - Correct Answer: Barricades or caution lines, and notices,
are erected to prevent all employees from entering the fall zone and where
the weight of the working gear is negligible relative to the lifting capacity
and is suspended over an area other than an entrance or exit.
6. As you boom down, leverage on a crane will. .. - Correct Answer:
increase
7. Who ensures the area where the crane will be set up is adequately
prepared? - Correct Answer: The site supervisor.
8. Where would the greatest ground pressure be when considering a crawler
crane? - Correct Answer: Boom over the corner.
9. What is the reason crane manufacturer's require a reduction in capacity
when doing duty cycle work? - Correct Answer: Because of the more
than normal side loading that can be applied when doing duty cycle work.
10.What is the definition of radius? - Correct Answer: Horizontal distance
from the center of swing circle to the center of the gravity of the load.
11.According to OSHA and ASME, what is the minimum amount of wraps that
must remain on a grooved or smooth hoist or boom hoist drum? -
Correct Answer: 2
,12.What is the percentage of a vertical basket hitch capacity to that of a
vertical hitch capacity? - Correct Answer: 200 %
13.The load line of the crane you are operating comes in contact with an over
head power line. There are no signs of danger, such as fire. In this case you
should? - Correct Answer: Stay in the cab and try to break contact with
the power lines in a reverse motion that caused the accident.
14.How is boom length measured? - Correct Answer: Boom pivot pin to the
center of the boom tip sheave.
15.When lifting a heavy load off the ground, what will the load tend to do? -
Correct Answer: Swing away from the crane.
16.When rigging 2 slings into a shackle; - Correct Answer: Pin must be
placed in the hook.
17.What do you call the lower part of the crawler crane below the slewing
gear? - Correct Answer: Track frame
18."Working radius" is defined as the distance from the: - Correct Answer:
Center of rotation of the crane to the center of gravity of the load.
19.What are the capacities in the load chart based on? - Correct Answer:
The line load being within 1% level.
, 20.When are you authorized to re-rate a crane? - Correct Answer: With the
manufacturer's or a qualified person permission.
21.When doing duty cycle work, unless the manufacturer states otherwise,
what reduction in capacity is generally recommended? - Correct
Answer: 20%
22.What would be considered the correct way to place cribbing under an
outrigger float? - Correct Answer: With the cribbing pieces close
together.
23.What is the purpose of the holding valve on an outrigger jack cylinder? -
Correct Answer: It locks the hydraulic oil in the cylinder in the event a hose
rupture.
24.What is the minimum distance the counter weight needs to be from a wall
or any solid structure? - Correct Answer: Minimum of 2 feet.
25.On wheel mounted cranes, the required distance to stop at 15 mph is: -
Correct Answer: 32 ft.
26.According to ASME B30.5, when working near power lines up to 350kV and
the actual voltage level is not known how far must you stay away from the
lines? - Correct Answer: 20 ft.