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.Management Sciences
Category: Highway Engineering
Which of the following is considered to be the highest quality construction in the group of black top pavements ?
A. mastic asphalt
B. sheet asphalt
C. bituminous carpet
D. bituminous concrete
When the speed of traffic flow becomes zero,then_______________?
A. traffic density attains maximum value whereas traffic volume becomes zero
B. traffic density and traffic volume both attain maximum value
C. traffic density and traffic volume both become zero
D. traffic density becomes zero whereas traffic volume attains maximum value
The suitable surfacing material for a bridge deck slab is________________?
A. sheet asphalt
B. bituminous carpet
C. mastic asphalt
D. rolled asphalt
The camber of road should be approximately equal to___________________?
A. longitudinal gradient
B. two times the longitudinal gradient
C. three times the longitudinal gradient
D. half the longitudinal gradient
Scientific planning of transportation system and mass transit facilities in cities should be based on_____________?
A. spot speed data
B. origin and destination data
C. traffic volume data
D. accident data
Which of the following represents a carpet of sand-bitumen mix without coarse aggregates ?
A. mastic asphalt
B. sheet asphalt
C. bituminous carpet
D. bituminous concrete
With increase in speed of the traffic stream, the minimum spacing of vehicles________________?
A. increases
B. decreases
C. first decreases and then increases after reaching a minimum value at optimum speed
D. first increases and then decreases after reaching a maximum value at optimum speed
The provision of traffic signals at intersections______________?
A. reduces right angled and rear end collisions
B. increases right angled and rear end collisions
C. reduces right angled collisions but may increase rear end collisions
D. reduces rear end collisions but may increase right angled collisions
The most suitable equipment for compacting clayey soils is a_______________?
A. smooth wheeled roller
B. pneumatic tyred roller
C. sheep foot roller
D. vibrator
As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is______________?
A. 10 lux
B. 15 lux
C. 20 lux
D. 30 lux
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