749.
750.
751.
752.
7-53.
754.
Articulating the grader sharply can
position the rear tires to run into
the blade when the blade is angled
in an acute position.
1.
True
2.
False
Which of the following parts of a
front axle on a grader allows the
front wheels to lean as well as
turn?
1.
The upper section
2.
The intermediate section
3.
The lower section
4.
The center section
During spreading operations, what
term is used to describe the
leading edge of a grader blade?
1.
The heel
2.
The finger
3.
The arch
4.
The toe
What term is used to describe
the grader rotatable ring?
1.
Side shift guide
2.
Drawbar
3.
Circle
4.
Scarifier
What component carries the full--
horizontal load on the grader
blade?
1.
Side shift guide
2.
Drawbar
3.
Circle
4.
Scarifier
What component of the grader is
used to break up material too
compacted to be penetrated by
the blade?
1.
Circle knees
2.
Drawbar
3.
Side shift breaker
4.
Scarifier
Learning Objective:
Recognize the
principles of grader operations.
755.
The extensive skill required to
perform as an effective grader
operator is only gained through
practice and onthejob experience.
1.
True
2.
False
7-56.
An operator of a grader counteracts
a pulling force to the right on the
front of the grader by performing
what operation?
1.
Leaning the top of the front
wheels to the right
2.
Leaning the top of the front
wheels to the left
3.
Turning the steering wheel
to the right
4.
Turning the steering wheel
to the left
757.
When you are grading on a project,
it is more efficient to turn the
grader around than grade in reverse
or back the grader when the
distance of the pass exceeds how
many feet?
1.
400
2.
600
3.
800
4.
1,000
7-58.
Which direction is a blade pitch
adjusted to achieve a greater
cutting action?
1.
Upright
2.
Backward
3.
Slight forward
4.
Fully forward
7-59.
The proper moisture content
supports the binding of material
required for compaction.
1.
True
2.
False
53