Highway Engineering
The aggregates required for one kilometer length of water bound macadam road per meter width and for 10 mm thickness is

8 cubic meter
12 cubic meter
15 cubic meter
10 cubic meter

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Highway Engineering
Length of a vehicle affects

clearance to be provided under structures such as overbridges, under-bridges etc.
width of traffic lanes
extra width of pavement and minimum turning radius
width of shoulders and parking facilities

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