Highway Engineering
In CBR test the value of CBR is calculated at

5.0 mm penetration only
2.5 mm penetration only
both 2.5 mm and 5.0 mm penetrations
7.5 mm penetration only

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Highway Engineering
In case of summit curves, the deviation angle will be maximum when

an ascending gradient meets with a level surface
a descending gradient meets with another descending gradient
an ascending gradient meets with a descending gradient
an ascending gradient meets with another ascending gradient

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