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Mobile Crane NCCER 2025 Exam||Just Out!!!
If a crane has to be level to within 1% of grade, the maximum
allowable variation in grade in a horizontal distance of 20'
would be: - ANSWER-2.4''
On a standard running rope, how many broken wires are cause
for considering replacement? - ANSWER-3 broken wires in one
strand in one lay
On a standing rope, how many wires need to be broken at an
end connections before replacing? - ANSWER-2
According to ASME B30.5, mobile crane standard, how many
randomly distributed broken wires in rotation- resistant- rope is
cause for considering replacement of the rope? - ANSWER-2
broken wire in 6 rope diameters
The lay length of a wire rope is defined as - ANSWER-Distance
of one strand as it makes one revolutions
which of the following signifies the grade of steel used in wire
rope? - ANSWER-XIP (Extra Improved Plow Steel)
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Which end fitting has the highest efficiency rating? - ANSWER-
Swaged Sockets
Which hitch provides the greatest lifting capacity? - ANSWER-
Basket Hitch
When placing a shackle on a crane hook the correct procedure
is: - ANSWER-Place the shackle pin in the hook
Its time to replace wire rope when_______% of the diameter of
outside wire is worn away? - ANSWER-5%
Never use a fiber core wire rope when working in temperatures
exceed: - ANSWER-180 degrees
The numbers identify:
5/8, 6x25 - ANSWER-5/8'' diameter, 6 strands with 25 wire per
strand
IWRC stands for - ANSWER-Independent wire rope core
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XIP - ANSWER-Extra improved plow steel
RRL - ANSWER-Right Regular lay
Preformed is defined as: - ANSWER-Rope manufactured so that
strands and wire stay together when it is cut tends to stay in the
pre-formed shape at the cut ends
Which type core provides the maximum flexibility to wire rope?
- ANSWER-Fiber core
Which one of the following wire ropes should not be used in
mulit-part reeving because it rapidly deteriorates usually
internally with repeated bending? - ANSWER-19x7
All jibs on conventional type crane booms must have positive
stops to prevent their movement of more than - ANSWER-5
degrees above the straight line of the jib and boom
Booms stop limit - ANSWER-Angle of boom at highest postion
Mobile Crane NCCER 2025 Exam||Just Out!!!
If a crane has to be level to within 1% of grade, the maximum
allowable variation in grade in a horizontal distance of 20'
would be: - ANSWER-2.4''
On a standard running rope, how many broken wires are cause
for considering replacement? - ANSWER-3 broken wires in one
strand in one lay
On a standing rope, how many wires need to be broken at an
end connections before replacing? - ANSWER-2
According to ASME B30.5, mobile crane standard, how many
randomly distributed broken wires in rotation- resistant- rope is
cause for considering replacement of the rope? - ANSWER-2
broken wire in 6 rope diameters
The lay length of a wire rope is defined as - ANSWER-Distance
of one strand as it makes one revolutions
which of the following signifies the grade of steel used in wire
rope? - ANSWER-XIP (Extra Improved Plow Steel)
,2|Page
Which end fitting has the highest efficiency rating? - ANSWER-
Swaged Sockets
Which hitch provides the greatest lifting capacity? - ANSWER-
Basket Hitch
When placing a shackle on a crane hook the correct procedure
is: - ANSWER-Place the shackle pin in the hook
Its time to replace wire rope when_______% of the diameter of
outside wire is worn away? - ANSWER-5%
Never use a fiber core wire rope when working in temperatures
exceed: - ANSWER-180 degrees
The numbers identify:
5/8, 6x25 - ANSWER-5/8'' diameter, 6 strands with 25 wire per
strand
IWRC stands for - ANSWER-Independent wire rope core
, 3|Page
XIP - ANSWER-Extra improved plow steel
RRL - ANSWER-Right Regular lay
Preformed is defined as: - ANSWER-Rope manufactured so that
strands and wire stay together when it is cut tends to stay in the
pre-formed shape at the cut ends
Which type core provides the maximum flexibility to wire rope?
- ANSWER-Fiber core
Which one of the following wire ropes should not be used in
mulit-part reeving because it rapidly deteriorates usually
internally with repeated bending? - ANSWER-19x7
All jibs on conventional type crane booms must have positive
stops to prevent their movement of more than - ANSWER-5
degrees above the straight line of the jib and boom
Booms stop limit - ANSWER-Angle of boom at highest postion
