Q.1

The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be

  • 3 m
  • 4 m
  • 5 m
  • 6 m
  • 4.5 m
Q.2

The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as

  • retaining wall
  • breast wall
  • parapet wall
  • all the above.
Q.3

The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about

  • outer edge so that the inner edge is lowered
  • crown so that outer edge is raised and inner edge is lowered
  • inner edge so that outer edge is raised
  • none of these.
Q.4

Newly constructed pavement with ordinary Portland cement attains its working strength after

  • 7 days
  • 14 days
  • 21 days
  • 28 days
  • 42 days
Q.5

The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be

  • 3 m
  • 4 m
  • 5 m
  • 6 m
  • 4.5 m
Q.6

The wall constructed for the stability of a back filling portion of a road on the down hill side, is known as

  • retaining wall
  • breast wall
  • parapet wall
  • all the above.
Q.7

The desirable camber for straight roads with thin bituminous surfacing, is

  • 1 in 33 to 1 in 25
  • 1 in 40 to 1 in 33
  • 1 in 150 to 1 in 140
  • 1 in 160 to 1 in 140
  • none of these.
Q.8

Parapet walls along hill roads, are provided

  • to retain the back filling
  • to prevent the hill from sliding
  • to prevent the wheels of the vehicle from coming on the retaining wall
  • none of these.
Q.9

An exceptional grade may be provided upto 1 inalong hill roads, if the length does not exceed

  • 45 m per km
  • 60 m per km
  • 75 m per km
  • 90 m per km
  • 100 m per km
Q.10

Pick up the incorrect statement from the following. The width of the right-of-way is decided so as to accommodate

  • formation width
  • side slopes
  • horizontal curve
  • vertical curve
  • provision of future widening.
Q.11

Minimum stopping distance for moving vehicles on road with a design speed ofkm/hour, is

  • 80 m
  • 100 m
  • 120 m
  • 150 m
  • 200 m
Q.12

From the point of tangency before an intersection, the route markers are fixed at a distance of

  • 15 m to 30 m
  • 20 m to 35 m
  • 40 m to 50 m
  • 50 m to 75 m
  • 100 m to 150
Q.13

The inventor of road making as a building science, was

  • Sully
  • Tresguet
  • Telford
  • Macadam.
Q.14

If the velocity of moving vehicles on a road iskm/per hour, stopping distance ismetres and average length of vehicles is 6 metres, the basic capacity of lane, is

  • 500 vehicles per hour
  • 700 vehicles per hour
  • 1000 vehicles per hour
  • 1250 vehicles per hour
Q.15

The head of public works department of any Indian state, is

  • Transport Minister
  • Chief Engineer
  • Superintending Engineer
  • Executive Engineer.
Q.16

Bottom-most component of a flexible pavement, is

  • subgrade
  • sub-base
  • base
  • base course.
Q.17

If the radii of a compound curve and a reverse curve are respectively the same, the length of common tangent

  • of compound curve will be more
  • of reverse curve will be more
  • of both curves will be equal
  • none of these.
Q.18

A gradient along which the vehicle does not require any tractive effort to maintain a specified speed, is known as

  • ruling gradient
  • pushing gradient
  • floating gradient
  • minimum gradient
Q.19

If a Lemniscate curve having an angle of deflection Δ, is transitional throughout, the maximum polar angle is

  • Δ/2
  • Δ/3
  • Δ/4
  • Δ/5
  • Δ/6
Q.20

If cross slope of a country is greater than 60%, the terrain is classified as

  • rolling
  • mountainous
  • steep
  • plain.
Q.21

The traffic carrying capacity of a single lane, depends on

  • type of the vehicles
  • level crossings
  • road intersections
  • surface texture
  • all the above.
Q.22

Area of steel required per metre width of pavement for a length ofm for design wheel loadkg and permissible stress in steelkg/cm2, is

  • 70 kg/sq cm
  • 80 kg/sq cm
  • 90 kg/sq cm
  • 100 kg/sq cm
Q.23

In case of a multi-lane road, overtaking is generally permitted

  • from right
  • from left
  • from both sides right and left
  • not at all.
Q.24

On most smooth hard surfaced roads, rolling resistance to moving vehicles, ranges from

  • 5 kg to 7 kg/tonne
  • 7 kg to 9 kg/tonne
  • 9 kg to 11 kg/tonne
  • 11 kg to 13 kg/tonne
  • none of these.
Q.25

Pavement is said to be flexible if it contains

  • water bound macadam surface
  • stabilised soil base constructed of lime cement or tar
  • bitumen-bound stone layer of varying aggregates
  • lean concrete base
  • all the above.
Q.26

Side drains on both sides of a hill road, are essential when the road is

  • along the spur curves
  • along the re-entrant curves
  • in cutting
  • none of these.
Q.27

The number of vehicles moving in a specified direction on a roadway that pass a given point during specified unit of time, is called

  • traffic volume
  • traffic density
  • basic capacity
  • traffic capacity.
Q.28

Design of horizontal curves on highways, is based on

  • design speed of vehicles
  • permissible friction on the road surface
  • permissible centrifugal ratio
  • permissible maximum super-elevation
  • all the above.
Q.29

The pavement width of a road depends upon

  • terrain
  • type of traffic
  • number of lanes
  • all the above.
Q.30

In ideal pavement is constructed with

  • bricks
  • hard soil
  • Portland cement concrete
  • tar
  • none of these.
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