Practice Test: Question Set - 19
1. If the width of a pavement slab is 7.5 m, thickness 20 cm and working stress 1400 kg/cm2, spacing of 10 mm tie bars for the longitudinal joint, is
- (A) 10 cm
- (B) 20 cm
- (C) 30 cm
- (D) 40 cm
2. If no super elevation is provided on a road along curves, pot holes may develop at
- (A) Inner edge
of the road
- (B) Outer edge
of the road
- (C) Centre
of the road
- (D) Nowhere on
the road
3. The safe stopping sight distance D, may be computed from the equation
- (A) D = 0.278 Vt + V2/254f
- (B) D = 0.254 Vt + V2/278f
- (C) D = 0.254 Vt + V2/225f
- (D) D = 0.225 Vt + V2/254f
4. Normal formation width of a hill road for one-way traffic, is
- (A) 3.6 m
- (B) 4.8 m
- (C) 6.6 m
- (D) 7.2 m
5. Before providing super-elevation on roads, the portion of the carriageway between the crown and the outer edge is made
- (A) To have a
reduced fall
- (B) Horizontal
- (C) To have
slope of the camber on the other half of the carriageway
- (D) None of
these
6. If the rate of change of grade permitted along a vertical curve is r and total change of grade is g%, the length L of the curve to be provided, is
- (A) L = (r
× 100/g) m
- (B) L = (g
× 100/r) m
- (C) L = (r
+ g) × 100 m
- (D) L = [100/(r + g)] m
7. The standard equation of a cubic parabolic transition curve provided on roads, is
- (A) y = x3/6
RL
- (B) y = x/6
RL
- (C) y = l2/6
RL
- (D) y = l3/6
RL
8. The traffic carrying capacity of a single lane, depends on
- (A) Type of the
vehicles
- (B) Level
crossings
- (C) Road
intersections
- (D) All the
above
9. In complex situations, total time required for a driver to form a judgement and to act, may be taken as
- (A) 1.0 sec
- (B) 1.5 sec
- (C) 2.0 sec
- (D) 3.0 sec
10. Full amount of extra width of a pavement on the curve, is provided at
- (A) Beginning
of the transition curve
- (B) Centre of
the transition curve
- (C) Beginning of
the circular curve
- (D) Centre of
the circular curve
11. For the movement of vehicles at an intersection of two roads, without any interference, the type of grade separator generally preferred to, is
- (A) Delta
- (B) Trumpet
- (C) Diamond
interchange
- (D) Clover leaf
12. Minimum radius of curvature of National Highways or State highways in hill region free from snow, is kept
- (A) 60 m
- (B) 50 m
- (C) 33 m
- (D) 30 m
13. Width of vehicles affects the width of
- (A) Lanes
- (B) Shoulders
- (C) Parking
spaces
- (D) All the
above
14. The width formation of a road means the width of
- (A) Carriageway
- (B) Pavement
and shoulders
- (C) Embankment
at ground level
- (D) Embankment
at the top level
15. The maximum safe speed on roads, depends on the
- (A) Type
of road surface
- (B) Type
of curves
- (C) Sight
distance
- (D) All the
above
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