Highway Engineering
If the design speed is V kmph and deviation angle is N radians, then the total length of a valley curve in meters is given by the expression

3.8 NV”2
3.8 (NV3)”2
0.38 N V3/2
0.38 (NV3)”2

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Highway Engineering
Select the correct statement.

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

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