Highway Engineering
Softening point of bitumen to be used for read construction at a place where maximum temperature is 40° C should be

equal to 40°C
None of these
greater than 40°C
less-than 40°C

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Highway Engineering
For a constant value of coefficient of lateral friction, the value of required super-elevation increases with

increase in both speed and radius of curve
decrease in speed and with increase in radius of curve
increase in speed and with decrease in radius of curve
decrease in both speed and radius of curve

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