3-22.
A vertical curve at the crest of
a hill is what type of curve?
1.
Sag
2.
Undervertical
3.
Overhead
4.
Summit
3-23.
When the center-line grade rises
3 feet in 75 feet horizontal
distance, what is the slope of
the grade line?
1.
+3.0%
2.
-3.0%
3.
+4.0%
4.
-4.0%
3-24.
In a road plan, what term is used
to designate grade points?
1.
Station
2.
Profile
3.
Elevation
4.
Grade
3-25.
On a road plan. station numbers
are (a) lettered and (b) located
in what manner?
1.
(a) Horizontally above the
profile
(b) right of the appropriate
vertical grid line
2.
(a) Horizontally below the
profile
(b) left of the appropriate
vertical grid line
3.
(a) Horizontally above the
profile
(b) centered on the appropriate
vertical grid line
4.
(a) Horizontally below the
profile
(b) centered on the appropriate
vertical grid line
3-26.
In a profile and grade-line
drawing, all drainage structures
are dimensioned by
1.
station
2.
type
3.
detail
4.
notes
3-27.
The minimum clearing width on the
left side of the roadway is how
much greater than construction
limits?
1.
5 ft
2.
6 ft
3.
10 ft
4.
12 ft
3-28.
Which of the following materials
may be used as a base course in
road construction?
1.
Sand
2.
Gravel
3.
Concrete
4.
Each of the above
3-29.
The surface course is placed over
the
1.
base
2.
subgrade
3.
subbase
4.
roadbed
3-30.
A typical section of a road shows
exactly what about the road?
1.
How it looks before
construction begins
2.
HOW it will look upon
completion
3.
How it should look after
construction
4.
How it looks at station 0 + 00
and the final station only
3-31.
A typical straight road section
differs from a typical curve
section in what way?
1.
Shape of the road only
2.
Width of the road only
3.
Shape and width of the road
3-32.
You have completed a route survey
and are to draw cross sections from
the notes. What type of section
will be drawn first?
1.
Preliminary
2.
Final
3.
Typical
4.
As-built
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