Highway Engineering
The shoulder provided along the road edge should be

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

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Highway Engineering
In soils having same values of plasticity index, if liquid limit is increased, then

Compressibility and permeability decrease and dry strength increases
Compressibility, permeability and dry strength decrease
Compressibility, permeability and dry strength increase
Compressibility and permeability increase and dry strength decreases

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