Highway Engineering Quiz | Highway Engineering Multiple Choice Questions and Answers

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Questions
1 If b is the wheel track of a vehicle and h is the height of centre of gravity above road surface, then to avoid overturning and lateral skidding on a horizontal curve, the centrifugal ratio should always be
A less than b/2h and greater than co-efficient of lateral friction
B less than b/2h and also less than co-efficient of lateral friction
C greater than b/2h and less than co-efficient of lateral friction
D greater than b/2h and also greater than coefficient of lateral friction

Answer: less than b/2h and also less than co-efficient of lateral friction
2 The terrain may be classified as rolling terrain if the cross slope of land is
A upto 10%
B between 10% and 25%
C between 25% and 60%
D more than 60%

Answer: between 10% and 25%
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3 The ruling design speed on a National Highway in plain terrain as per IRC recommendations is
A 60 kmph
B 80 kmph
C 100 kmph
D 120 kmph

Answer: 100 kmph
4 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

Answer: to increase it on both descending and ascending grades
5 If the stopping distance is 60 meters, then the minimum stopping sight distance for two lane, two way traffic is
A 30m
B 60m
C 120m
D 180m

Answer: 60m
6 Reaction time of a driver
A increases with increase in speed
B decreases with increase in speed
C is same for all speeds
D none of the above

Answer: decreases with increase in speed
7 Stopping sight distance is always
A less than overtaking sight distance
B equal to overtaking sight distance
C more than overtaking sight distance
D none of the above

Answer: less than overtaking sight distance
8 The desirable length of overtaking zone as per IRC recommendation is equal to
A overtaking sight distance
B two times the overtaking sight distance
C three times the overtaking sight distance
D five times the overtaking sight distance

Answer: five times the overtaking sight distance
9 On a single lane road with two way traffic, the minimum stopping sight distance is equal to
A stopping distance
B two times the stopping distance
C half the stopping distance
D three times the stopping distance

Answer: two times the stopping distance
10 Compared to a level surface, on a descending gradient the stopping sight distance is
A less
B more
C same
D dependent on the speed

Answer: more
11 Camber in the road is provided for
A effective drainage
B counteracting the centrifugal force
C having proper sight distance
D none of the above

Answer: effective drainage
12 The shoulder provided along the road edge should be
A rougher than the traffic lanes
B smoother than the traffic lanes
C of same colour as that of the pavement
D of very low load bearing capacity

Answer: rougher than the traffic lanes
13 Coefficient of friction is less when the pavement surface is
A rough
B dry
C smooth and dry
D smooth and wet

Answer: smooth and wet
14 When the path travelled along the road surface is more than the circumferential movement of the wheels due to rotation, then it results in
A slipping
B skidding
C turning
D revolving

Answer: skidding
15 The stopping sight distance depends upon
A total reaction time of driver
B speed of vehicle
C efficiency of brakes
D all of the above

Answer: all of the above
16 For water bound macadam roads in localities of heavy rainfall, the recommended value of camber is
A 1 in 30
B 1 in 36
C 1 in 48
D 1 in 60

Answer: 1 in 36
17 The shape of the camber, best suited for cement concrete pavements, is
A straight line
B parabolic
C elliptical
D combination of straight and parabolic

Answer: straight line
18 The sequence of four stages of survey in a highway alignment is
A reconnaissance, map study, preliminary survey and detailed survey
B map study, preliminary survey, reconnaissance and detailed survey
C map study, reconnaissance, preliminary survey and detailed survey
D preliminary survey, map study, reconnaissance and detailed survey

Answer: map study, reconnaissance, preliminary survey and detailed survey
19 Select the correct statement.
A Nagpur road plan has a target road length of 32 km per 100 square km.
B Nagpur road plan formula take into account the towns with very large population.
C Second 20-year plan has provided 1600 km of expressways out of the proposed National highway.
D Second 20-year plan allowed deduction of length of railway track in the area while calculating the length of roads.

Answer: Second 20-year plan has provided 1600 km of expressways out of the proposed National highway.
20 Nagpur road plan formula were prepared by assuming
A rectangular or block road pattern
B radial or star and block road pattern
C radial or star and circular road pattern
D radial or star and grid road pattern

Answer: radial or star and grid road pattern

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