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Road Surveying; Reconnaissance Survey


Quiz Questions

1.The reconnaissance survey is an extensive study of an entire area that might be used for a road or airfield.
True
False
2. Contour maps do not show the terrain features and the relief of an area.
True
False
3.The minimum width for a one way road is ________________.
11feet
11.5feet
23feet
4.The surveyor uses a rod target to set the grade rod reading on the rod.
True
False
5.Shoulders on a road should have a slope of ___________________.
½ inch per foot
¼ inch per foot
¾ inch per foot
6.Horizontal curves have desired minimum radius of 80 feet.
True
False
7.The volume for traffic on a road is __________________.
1,000 vehicles per lane per day
2,000 vehicles per lane per day
3,000 vehicles per lane per day
8.The procurement of maps is not an important phase of the reconnaissance.
True
False
9.The traverse party establishes the traverse line along the proposed route by setting and referencing control points, measuring distances, numbering stations, and establishing points of intersection.
True
False
10.The _______________ secures enough relief and plan metric detail within the prescribed area to locate any obstacles and allow preparation of rough profiles and cross sections.
Topographic Party
Level Party
Traverse Party
11.The plane table party is effective in open country where comparatively long, clear sights can be obtained without excessive brush cutting.
True
False
12.The cross-section elevations make it possible to plot views of the road across the road at right angles.
True
False
13.The construction layout is an instrument survey.
True
False
14.It is suggested to have kept the centerline established 500 feet ahead of clearing and grubbing.
True
False
15.The civil engineer marks the curves and minor structures concurrently with the layout of the centerline.
True
False
16.The grade rod is equal to the height of the instrument minus the sub-grade elevation at the station.
True
False
17.Slope stakes indicate the exact grade elevation to the construction force.
True
False
18.The amount of cut/fill is equal to the grade rod minus the ground rod. What result value is required for a cut?
Positive value
Negative value
19.The construction foreman, not the surveyor, makes the decision as to how many and where grade stakes are required.
True
False
20.Slope stakes indicate the earthwork limits on each side of the centerline.
True
False
21.Figure 2-2 represents ________________.
Setting slope stakes
Marking slope stakes
22.Generally, culverts are designed to conform to natural drainage lines.
True
False
23.Proper drainage results in mud, washouts, and heaves, all of which are expensive in terms of delays and repairs to both roads and vehicles.
True
False
24.Figure 2-4 illustrates a _____________________
Fill
Cut
25.The surveyor must determine the point, on each side of the centerline, whose distance from the center is equal to the cut or fill at that point multiplied by the slope ratio and added to one half the roadbed width for fills, and the slope ratio multiplied by the distance from the centerline to the outside of the ditches for cuts.
True
False