Civil Highway Engineering Practice Test - Set 19 - ObjectiveBooks

Civil Highway Engineering Practice Test - Set 19

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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