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.Management Sciences
Category: Highway Engineering
The transition curve used in the horizontal alignment of highways as per IRC recommendations is_______________?
A. spiral
B. lemniscate
C. cubic parabola
D. any of the above
In hill roads the side drains arc provided________________?
A. only on the hill side of road
B. only on the opposite side of hill
C. on both sides of road
D. none of the above
Coefficient of friction is less when the pavement surface is________________?
A. rough
B. dry
C. smooth and dry
D. smooth and wet
The effect of grade on safe overtaking sight distance is_______________?
A. to increase it on descending grades and to decrease it on ascending grades
B. to decrease it on descending grades and to increase it on ascending grades
C. to increase it on both descending and ascending grades
D. to decrease it on both descending and ascending grades
To calculate the minimum value of ruling radius of horizontal curves in plains, the design speed is given by_________________?
A. 8 kmph
B. 12kmph
C. 16kmph
D. 20 kmph
The particular places where pedestrians are to cross the pavement are properly marked by the pavement marking known as________________?
A. stop lines
B. turn markings
C. crosswalk lines
D. lane lines
In CBR test the value of CBR is calculated at_______________?
A. 2.5 mm penetration only
B. 5.0 mm penetration only
C. 7.5 mm penetration only
D. both 2.5mm and 5.0 mm penetrations
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
In highway construction on super elevated curves, the rolling shall proceed from_________________?
A. sides towards the centre
B. centre towards the sides
C. lower edge towards the upper edge
D. upper edge towards the lower edge
Bottom most layer of pavement is known as_____________?
A. wearing course
B. base course
C. sub-base course
D. subgrade
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