[QUESTIONS AND ANSWERS] WITH PRACTICE EXAM
DETAILED AND VERIFIED FOR GUARANTEED PASS- LATEST
UPDATE 2025/2026 GRADED A+.
What effect would blocking up the ends of the tracks have on a crane? - CORRECT
ANSWER It would increase capacity over the ends
The tipping axis of a crawler crane is? - CORRECT ANSWER It depends if the idler
or sprocket are offset from track rollers
According to ASME B30.5 what percentage should not be exceeded on a mobile crane
during a load test? - CORRECT ANSWER 100%
From strongest to weakest put the following hitches in order - CORRECT ANSWER
Basket, vertical, choker
The radius on a crane chart refers to? - CORRECT ANSWER Center of rotation to
center of gravity of the load or hook
What percentage is the manufacture rate of capacity of a mobile crane on outriggers? -
CORRECT ANSWER 85%
What is Lay length? - CORRECT ANSWER The distance required for a strand to
make a complete revolution around the rope
What is one problem lubricating wire rope can cause? - CORRECT ANSWER
Obstructed view when inspecting the rope
What would What would call for a running rope to be taken out of service? - CORRECT
ANSWER Six randomly distributed broken wires and one Lay or three in one strand and one
lay
,Which of these is known as a standing rope? - CORRECT ANSWER Pendant line
If you are at a radius below the bold line on a load chart, which does that mean? -
CORRECT ANSWER Tipping, stability What percentage is the manufacture rated
capacity of a rough terrain crane on rubber?
- CORRECT ANSWER 75%
Which of the following should synthetic slings not be used around? - CORRECT
ANSWER
Acid Which of the following is an accurate statement about luffing jibs? - CORRECT
ANSWER It raises and lowers independent from the boom
What is the weakest quadrant of a boom truck? - CORRECT ANSWER Front
How often should you inspect a running rope? - CORRECT ANSWER Daily
To lift personnel, he must have an anti-two block on the crane? - CORRECT ANSWER
True
The personal platform must be proof tested to _________ Of the platforms rated
capacity - CORRECT ANSWER 125%
The crane must be D rated ______ To lift personnel - CORRECT ANSWER 50%
A crane should always be barricaded within? - CORRECT ANSWER The swing
radius of the rear of the rotation superstructure counterweight
The crane must have a ______ inspection performed both monthly and yearly. This
information must be documented by the employer that conducts the inspection. -
CORRECT ANSWER Periodic When using wire rope slings, the eye of the slings
shall have? - CORRECT ANSWER
, Thimbles
Slings should always be marked with a capacity rate in tag. - CORRECT ANSWER
True
The wire rope clip on a wedge socket Should always attached to the _______
Of the Crane. - CORRECT ANSWER Dead end
It is possible for a crane to be overloaded with no signs of tipping. - CORRECT
ANSWER True
In order to operate a mobile crane on a barge, you must have - CORRECT ANSWER
List and trim capacity chart
When lifting a load out of the water, the load will be come ________ When it breaks the
surface - CORRECT ANSWER Heavier
What must be done when operating on a barge? - CORRECT ANSWER Attach the
crane to the barge
Mobile crane is more stable when: - CORRECT ANSWER The cranes leverage is
greater than the load leverage
When lifting personnel, how should the rigging be a attached to the hook? - CORRECT
ANSWER With master link
The crane operator should respond to the stop signal from anyone - CORRECT
If radius is in between on load chart, you should use: - CORRECT ANSWER Next
longer radius
In rotation resistant ropes if you have ______ broken wires and six rope
diameter or
_______ broken wires and 30 rope diameters, the rope must be removed from
service. -
CORRECT ANSWER 2,4