Highway Engineering
Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?

road side interview method
return postcard method
home interview method
license plate method

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Highway Engineering
Select the correct statement.

All of these
More the value of group index, less thickness of pavement will be required
More the value of CBR, greater thickness of pavement will be required
Minimum and maximum values of group index can be 0 and 20 respectively

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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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