Highway Engineering
Scientific planning of transportation system and mass transit facilities in cities should be based on

accident data
traffic volume data
origin and destination data
spot speed data

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

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

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