Q.1

According to Indian Road Congress, the width of carriageway, is

  • 3.75 m for single lane
  • 7.0 m for two lanes without raised kerbs
  • 7.5 m for two lanes with raised kerbs
  • 10.5 m for three lanes pavements
  • All the above
Q.2

Along a hill road, a side drain is provided on

  • outer side of a spur curve
  • outer side of a re-entrant curve
  • outer side of both (a) and (b)
  • inner side of both (a) and (b)
Q.3

The total value of extra widening required at a horizontal curve on a two lane hill road of radiusm for a design speed ofkmph and for vehicles with wheel base 6 m, is

  • 0.500 m
  • 0.589 m
  • 1.089 m
  • 0.089 m
Q.4

In cement concrete pavements, tensile stress is due to :

  • bending or deflection under wheel loads
  • difference in temperature of the top and bottom of pavement
  • contraction of slab during falling temperature
  • all the above.
Q.5

If the width of a pavement slab is 7.5 m, thicknesscm and working stresskg/cm2, spacing ofmm tie bars for the longitudinal joint, is

  • 10 cm
  • 20 cm
  • 30 cm
  • 40 cm
  • 50 cm
Q.6

Design of highways is based on

  • axle loads
  • axle spacings
  • wheel bases
  • over all length
  • all the above.
Q.7

The minimum road width is taken

  • 9 m
  • 12 m
  • 16 m
  • 20 m
Q.8

Pick up the correct statement from the following:

  • The height of head light above road surface, is taken as 0.75 m
  • The beam of head light is up to one degree upwards from the grade of road
  • While designing the valley curve, the height of the object is assumed nil
  • All the above
Q.9

If L metres is the distance between extreme axles of a vehicle, its gross load should not exceed

  • 1525 (L + 4.3) - 14.7 L2
  • 1526 (L + 5.3) - 14.7 L2
  • 1525 (L + 6.3) - 14.7 L2
  • 1525 (L + 7.3) - 14.7 L2
  • 1526 (L + 8.3) - 14.7 L2
Q.10

For clear distinct vision, images of obstructions should fall on the retina with a cone of

Q.11

In case of cement concrete pavements, pick up the incorrect statement

  • tractive resistance is low
  • initial cost of construction is high
  • initial cost of construction is low
  • visibility during nights is high
  • none of these.
Q.12

If d is the economic designed depth of a slab, the thickness of the cement concrete pavement slab at interior, is kept

  • 1.275 d
  • 1.125 d
  • 0.85 d
  • 0.75 d
  • 0.60 d
Q.13

Excessive camber on pavements may cause

  • deterioration of central portion
  • slip of the speedy vehicles towards the edges
  • erosion of the berms
  • all the above.
Q.14

To prevent a head-on-collision of vehicles travelling in opposite directions along four-lane roads

  • markings on the road are provided
  • physical dividers are provided
  • area dividers are provided
  • medians of wide area are provided
  • none of these.
Q.15

When a number of hair pin bends are introduced, a minimum intervening distance in between is kept

  • 20 m
  • 40 m
  • 60 m
  • 100 m
Q.16

If the difference in elevation of an edge of the pavement 9 m wide and its crown iscm, the camber of the pavement, is

  • 1 in 60
  • 1 in 45
  • 1 in 30
  • 1 in 15
  • 1 in 7.5
Q.17

In a right angle bend of a road provided with a transition throughout, the maximum polar angle will be

  • 10°
  • 15°
  • 20°
  • 30°
  • 45°
Q.18

Pick up the correct statement from the following:

  • The height of head light above road surface, is taken as 0.75 m
  • The beam of head light is up to one degree upwards from the grade of road
  • While designing the valley curve, the height of the object is assumed nil
  • All the above
Q.19

In scanty rainfall regions, the camber provided will be

  • nil
  • flatter
  • steeper
  • None of these.
Q.20

On the recommendations of Nagpur Conference, the minimum width of a village road may be

  • 2.45 m
  • 2.75 m
  • 3.66 m
  • 4.90 m
  • 5.00 m
Q.21

The minimum cross fall of shoulders is kept

  • 0.5%
  • 1.0%
  • 1.5%
  • 2.5%
  • 3%
Q.22

Depth of reinforcement below the surface of a concrete pavement, is generally kept

  • 5 cm
  • 6 cm
  • 7 cm
  • 8 cm
  • 9 cm
Q.23

If L is the length of the transition curves provided on either side of a circular curve of radius R, the maximum angle of deflection with tangent for the junctions of the transition curve and circular curve, is

  • L/R
  • L/2R
  • L/3R
  • L/4R
  • none of these.
Q.24

Minimum number ofkg cement bags per cubic metre of concrete for a mix corresponding to crushing strengthkg/cm2 atdays, are

  • 5.0
  • 6.5
  • 7.0
  • 7.5
  • 8.0
Q.25

If cross slope of a country is uptothe terain is classified as

  • plain
  • rolling
  • mountainous
  • steep.
Q.26

If the rate of change of the super-elevation along a curved portion of a 7 metre wide road is 1 inand the maximum super-elevation allowed is 1 inthe maximum length of the transition curve to be provided at either end, is

  • 65 m
  • 70 m
  • 75 m
  • 80 m
  • 90 m
Q.27

The radius of curvature provided along a transition curve, is

  • minimum at the beginning
  • same throughout its length
  • equal to the radius of circular curve
  • varying from infinity to the radius of circular curve.
Q.28

If the elevations along a road increase, the slope of the road along the longitudinal direction, is known as

  • gradient
  • grade
  • positive grade
  • negative grade.
Q.29

The type of curves generally provided on highways, is

  • critical curve
  • transition curve
  • vertical curve
  • all the above.
Q.30

Pick up the correct statement from the following:

  • Detailed survey is carried out for a strip of land about 15 m on either side of the trace cut along straight portions
  • Detailed survey is carried out for a strip of land about 30 m at sharp curves
  • Levels are taken along the trace cut at an interval of 20 m
  • Contour interval is generally adopted at 2 metres vertical interval
  • All the above.
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