7-60.
What is the first cut performed
when cutting a ditch?
1.
Ditch cut
2.
Shoulder pickup
3.
Marking cut
4.
Spreading pass
7-61.
At what degree angle is the grader
blade positioned to perform an
efficient ditch cut?
1.
90°
2.
75°
3.
65°
4.
45°
7-62.
What term is used to describe the
operation that spreads material
away from the ditching operations
and toward the middle of the road?
1.
Ditch cut
2.
Shoulder pickup
3.
Spreading pass
4.
Crowning
7-63.
When you are cutting the backslope
of a ditch, the circle and blade is
set in a position that ensures the
cut material will flow in what
direction?
1.
Outside the right rear tandem
2.
Outside the right front tire
3.
Inside the right rear tandem
4.
Inside the right front tire
7-64.
What term is used to describe the
slope of a road from the center
line of the road toward the
shoulders?
1.
Foreslope
2. Backslope
3.
Travelway
4.
Crown
7-65.
At what direction should an
operator position the front wheels
of a grader when performing high
bank cuts?
1.
Lean the top of the wheels
towards the bank
2.
Lean the top of the wheels
away from the bank
3.
Steer the wheels towards
the bank
4.
Steer the wheels away from
the bank
766.
When performing blade mix
operations, the operator should
pitch the blade slightly forward
and angled at what degree angle?
1.
10°
2.
20°
3.
30°
4.
40°
767.
An operator should raise the
grader blade to what height
from the surface when performing
snow removal operations?
1.
1/2 to 1 inch
2.
1 1/2 to 2 inches
3.
2 1/2 to 3 inches
4.
3 1/2 to 4 inches
768.
What term is used to describe the
operation of a fine cut or fill of
a surface to achieve the final
desired elevation?
1.
Finish grading
2.
Elevation achieving
3.
Blue topping
4.
Cat skinning
769.
What grader efficiency factor
percentage is used for computing
grader time estimates?
1.
90 percent
2.
80 percent
3.
70 percent
4.
60 percent
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