Learning Objective:
Recognize
the principles of earthwork
computations.
11-38.
Earthwork computations are the
calculations of earthwork volumes
used to determine which of the
following factors?
1.
The final grade
2.
A balanced cut and fill
3.
A plan for the most economical
movement of material
4.
All of the above
11-39.
A cubic yard
3 feet wide,
in feet?
1.
1
2.
2
3.
3
4.
4
11-40.
In planning,
is 3 feet long,
and what height,
which of the follow–
ing conditions is NOT a state of
condition considered when com–
puting cubic yards of material?
1.
In place
2.
Wet
3.
Loose
4.
Compacted
11–41.
What term is used to describe a
selected layer of well–compacted
soil that is placed in compacted
lifts on top of the subgrade?
1.
Crown
2.
Base course
3.
Surface course
4.
Backslope
11–42.
What term is used to describe the
section of a ditch that extends
from the outside of the shoulder
to the bottom of the ditch?
1.
Foreslope
2.
Roadbed
3.
Backslope
4.
Travelway
11–43.
A cross-sectional view of project
prints displays the slope limits,
the slope ratio, and the
horizontal distance between the
centerline stakes and the shoulder
stakes?
1.
True
2.
False
Learning Objective:
Recognize
the principles of construction
(grade) stakes.
11-44.
Which of the following describes
grade work?
1.
Making cuts or
limit of grade
2.
Making cuts or
definite limit
alignment
fills with any
and alignment
fills to a
of grade and
3.
Aligning survey stakes on
a construction project
4.
Taking the ground
irregularities of a project
and plotting them on a
blueprint
11-45.
A hub stake with a red or blue
top is used for what type of grade
work?
1.
Finished
2.
Rough
3.
Profile
4.
Alignment
11–46.
A guard stake provides which
of the following services?
1.
Warns the oncoming traffic
of construction ahead
2.
Protects construction workers
from traffic
3.
Warns the operator that a flag
is ahead
4.
Provides a means of locating
a reference point
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