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25.

Flexible pavement distribute the wheel load

A.	directly to subgrade	B.	through structural action
C.	through a set of layers to the subgrade	D.	none of the above

26.

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

A.	increase in both speed and radius of curve	B.	decrease in both speed and radius of curve
C.	increase in speed and with decrease in radius of curve	D.	decrease in speed and with increase in radius of curve

27.

For design, that length of transition curve should be taken which is

A.	based on allowable rate of change of centrifugal acceleration	B.	based on rate of change of super elevation
C.	higher of (a) and (b)	D.	smaller of (a) and (b)

28.

For highway geometric design purposes the speed used is

A.	15th percentile	B.	50 ""percentile
C.	85th percentile	D.	98 ""percentile

29.

For rapid curing cutbacks, the oil used is

A.	gasoline	B.	kerosene oil
C.	light diesel	D.	heavy diesel

30.

Highway facilities are designed for

A.	annual average hourly volume	B.	annual average daily traffic
C.	thirtieth highest hourly volume	D.	peak hourly volume of the year

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