Highway Engineering
The method of design of flexible pavement as recommended by IRC is

Benkelman beam method
group index method
Westergaard method
CBR method

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

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

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