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NCCCO CORE FINAL EXAM NEWEST 2024-
2025 ACTUAL EXAM COMPLETE 200
QUESTIONS AND CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
Deflection of the boom while operating a mobile crane will
increase? - CORRECT ANSWER-Load Radius (Swings out)
A sudden start or stop of the hoisting function while operating a
mobile crane can produce a: - CORRECT ANSWER-dynamic
load
Before lifting an occupied personnel platform on a job site,
which of the following applies? - CORRECT ANSWER-Use
50% of rated capacity, Trial lift to anticipated weight, Ensure
rigging dedicated to platform only.
According to OSHA 1926. 1431, while hoisting a personnel
platform, what weather condition listed below will promptly
discontinue the operation? - CORRECT ANSWER-Dangerous

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If working near overhead power line and using a tag line, which
type of rope is least conductive to electricity? - CORRECT
ANSWER-Polypropylene
When working near power lines with the mobile crane, where
does OSHA require caution stickers be installed on all
equipment? - CORRECT ANSWER-At operators station and 2
on the outside of the equipment.
According to OSHA table T, what is the minimum clearance for
133kV power lines? - CORRECT ANSWER-10ft
According to OSHA's table T, what clearance should a mobile
crane IN TRANSIT keep while going under 445kV lines? -
CORRECT ANSWER-16ft
According to OSHA when is it safe to hoist loads with a mobile
crane below energized power lines? - CORRECT ANSWERWhen the fully extended boom can't reach the prohibited zone.
According to OSHA 1926. 1411, when you encounter power
lines with a voltage of 44kV and the crane is TRAVELING,
according to Table T, what is the minimum required clearance? -
CORRECT ANSWER-6ft

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According to OSHA, mobile crane load block hooks must not
have a twist in excess of: - CORRECT ANSWER-0
According to OSHA, mobile crane load blocks hooks must not
have a throat opening in excess of: - CORRECT ANSWER-5%
When correctly installing U-bolt type wire rope clips, the U
portion of the clip shall be on: - CORRECT ANSWER-the dead
or short end
What is the angle between the top of the load and the sling leg
referred to in sling load charts? - CORRECT ANSWERHorizontal sling angle
When installing a wedge socket, it must be attached with the
load line pulling in a straight line from the: - CORRECT
ANSWER-pin
What is the purpose of placing mats or cribbing under outrigger
floats? - CORRECT ANSWER-Distribute the force over a larger
area
Where is the best location for leveling a crane? - CORRECT
ANSWER-Upperworks

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When may blocking (cribbing) be placed under outrigger beams
on mobile cranes? - CORRECT ANSWER-Never approved
Mobile cranes should be level to within what percent of grade? -
CORRECT ANSWER-1%
Timber crane mats work best when they are - CORRECT
ANSWER-Bolted together
When arriving in the crane at the job site, the operator should
first determine the condition of - CORRECT ANSWER-access
roads
What surface listed below would NOT be a good location for
assembly or setup of a mobile crane? - CORRECT ANSWERAbove underground vaults
Each outrigger pad and its blocking should be sufficient to
support? - CORRECT ANSWER-The total weight of the crane
and its load
How does high wind affect a mobile crane with a long boom? -
CORRECT ANSWER-Introduces side load onto the boom