Practice Test: Question Set - 12
1. The first stage of deciding the alignment of a hill road, is
- (A) Reconnaissance
- (B) Detailed
survey
- (C) Trace-out
- (D) Preliminary
survey
2. The normal road land width for a National or State highway, in open areas should be
- (A) 45 m
- (B) 30 m
- (C) 24 m
- (D) 20 m
3. Floating gradients are generally provided
- (A) Along
maximum gradients
- (B) Along
minimum gradients
- (C) At summit
curves
- (D) At valley
curves
4. If cross slope of a country is up to 10% the terrain is classified as
- (A) Plain
- (B) Rolling
- (C) Mountainous
- (D) Steep
5. Area of steel required per metre width of pavement for a length of 20 m for design wheel load 6300 kg and permissible stress in steel 1400 kg/cm2, is
- (A) 70 kg/sq cm
- (B) 80 kg/sq cm
- (C) 90 kg/sq cm
- (D) 100 kg/sq cm
6. In case of a hair pin bend of a highway,
- (A) Minimum
radius of inner curve is 14 m
- (B) Minimum
radius of transition is 15 m
- (C) Circular
compound curve may be provided
- (D) All the
above
7. The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be
- (A) 3 m
- (B) 4 m
- (C) 5 m
- (D) 6 m
8. The camber on pavements, is provided by
- (A) Straight
line method
- (B) Parabolic
method
- (C) Straight
line and parabolic at crown
- (D) Elliptical
method
9. One-way streets are generally provided in crowded cities as, these
- (A) Are
inexpensive means of traffic flow
- (B) Reduce
delays to vehicles
- (C) Permit
higher speed
- (D) All the
above
10. The width of the right of way, is influenced by
- (A) Formation
width
- (B) Shoulders or
berms
- (C) Classification
of road
- (D) All the
above
11. The maximum distance of the apex of a vertical curve of length L from the point of intersection of two grades + g1%, and - g2% (g1 > g2), is
- (A) L(g1
- g2)/400
- (B) L(g1 - g2)/800
- (C) L(g1 + g2)/800
- (D) L(g2 - g1)/300
12. Pick up the incorrect statement from the following. On highways circular curves may be
- (A) Simple
curves
- (B) Compound
curves
- (C) Reverse
curves
- (D) Vertical curves
13. The desirable camber for straight roads with thin bituminous surfacing, is
- (A) 1 in 33 to 1
in 25
- (B) 1 in 40 to 1
in 33
- (C) 1 in 150 to
1 in 140
- (D) 1 in 160 to
1 in 140
14. If brakes of vehicles are effective, the vehicle-running at 30 km/hour comes to a stop in
- (A) 10 meters
- (B) 12 meters
- (C) 15 meters
- (D) 18 meters
15. From the point of tangency before an intersection, the route markers are fixed at a distance of
- (A) 15 m to 30 m
- (B) 20 m to 35 m
- (C) 40 m to 50 m
- (D) 100 m to 150 m
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