Highway Engineering
Select the correct statement.

Minimum and maximum values of group index can be 0 and 20 respectively
All of these
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

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Highway Engineering
The entrance and exit curves of a rotary have

equal pavement widths but radius is more at entrance curve than at exit curve
different radii and different widths of pavement
equal radii but pavement width is more at entrance than at exit curve
equal radii and equal widths of pavement

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Highway Engineering
Length of a vehicle affects

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

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