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Pavement Design Written Test
If the frost heave is uniform, it doesn’t affect the pavement.
What would be the design repetitions for a period ofyears equivalent tokg wheel load for the details of traffic survey conducted on a four-lane highway? The wheel load at which the design repetitions are to be found out iskg and the percentage of total traffic volume is 15.31%. The average daily traffic is found to be 250.
Which of the below is not an environmental factor to be considered for the design of pavements?
a) Depth of water table
b) Height of embankment
c) Depth of cutting
d) Formation width
What would be the ESWL of a dual wheel load assembly ofkg at a thickness ofcm, if S =cm and d = 8 cm?
a) 3372.87 kg
b) 3337.28 kg
c) 3708.75 kg
d) 3370.87 kg
The capillary cut off to arrest frost action can be done by ______
b) Laying pipes
c) Bituminous layer
d) Lowering the water table
What would be the centre to centre distance between the wheels if the clear gap between them ismm and the radius of the contact area ismm?
a) 370 cm
b) 370 mm
c) 230 cm
d) 230 mm
The formation of ice crystals on the pavement surface leads to the development of frost heave.
Which of the below cannot be computed using the plate bearing test?
a) Subgrade modulus
b) Elastic moduli of base course
c) Resilient modulus of soil
d) Elastic moduli of sub-base course
The wheel load and the corresponding number of repetitions to failure arekg –andkg –respectively. What is the equivalent load factor for the loadkg?
What would be the design repetitions for a period ofyears equivalent tokg wheel load for the details of traffic survey conducted on a two-lane highway? The wheel load at which the design repetitions are to be found out iskg and the percentage of total traffic volume is 7.66%. The average daily traffic is found to be 210.
The variation in the moisture content of the subgrade is not dependent on which factor?
b) Water table
c) Pavement type
d) Vapour movement
The stress on the pavement surface due to bullock carts are ______
What is the wheel configuration of the trailer portion of a tractor-trailer unit?
a) Single axle
b) Dual axle
c) Triple axle
d) Tandem axle
Soils having ______ result in variation in volume with variation in moisture.
a) High plasticity
b) High liquidity
c) Low plasticity
d) Low liquidity
What is the reliability value for flexible pavements of state highways in India?
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