Q.1
If the average center to center spacing of vehicles is 20 meters, then the basic capacity of a traffic lane at a speed of 50 kmph is
Q.2
Bottom most layer of pavement is known as
Q.3
Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?
Q.4
In highway construction on super elevated curves, the rolling shall proceed from
Q.5
In case of hill roads, the extra widening is generally provided
Q.6
On a horizontal curve if the pavement is kept horizontal across the alignment, then the pressure on the outer wheels will be
Q.7
Desire lines are plotted in
Q.8
The shape of the camber, best suited for cement concrete pavements, is
Q.9
The attainment of super elevation by rotation of pavement about the inner edge of the pavement
Q.10
The ruling design speed on a National Highway in plain terrain as per IRC recommendations is
Q.11
The percentage compensation in gradient for ruling gradient of 4% and horizontal curve of radius 760 m is
Q.12
Select the correct statement.
Q.13
The number of repetitions, which the pavement thickness designed for a given wheel load should be able to support during the life of pavement is
Q.14
The function of an expansion joint in rigid pavements is to
Q.15
The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as
Q.16
If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression
Q.17
RC-2, MC-2 and SC-2 correspond to
Q.18
The most suitable equipment for compacting clayey soils is a
Q.19
The critical combination of stresses for corner region in cement concrete roads is
Q.20
The desirable length of overtaking zone as per IRC recommendation is equal to
Q.21
Most suitable material for highway embankments is
Q.22
The transition curve used in the horizontal alignment of highways as per IRC recommendations is
Q.23
If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is
Q.24
The absolute minimum radius of curve for safe operation for a speed of 110 kmph is
Q.25
Which of the following is known as design capacity ?
Q.26
Enoscope is used to find
Q.27
If an ascending gradient of 1 in 50 meets a descending gradient of 1 in 50, the length of summit curve for a stopping sight distance of 80 m will be
Q.28
Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is
Q.29
When two equally important roads cross roughly at right angles, the suitable shape of central island is
Q.30
Which of the following is considered to be the highest quality construction in the group of black top pavements?
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