Highway Engineering
The shoulder provided along the road edge should be

rougher than the traffic lanes
of same colour as that of the pavement
smoother than the traffic lanes
of very low load bearing capacity

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Highway Engineering
Select the correct statement.

More the value of CBR, greater thickness of pavement will be required
More the value of group index, less thickness of pavement will be required
Minimum and maximum values of group index can be 0 and 20 respectively
All of these

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