Highway Engineering Quiz | Highway Engineering Multiple Choice Questions with Answers

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Questions
61 Los Angeles testing machine is used to conduct
A abrasion test
B impact test
C attrition test
D crushing strength test

Answer: abrasion test
62 Which of the following tests measures the toughness of road aggregates ?
A crushing strength test
B abrasion test
C impact test
D shape test

Answer: impact test
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63 In soils having same values of plasticity index, if liquid limit is increased, then
A compressibility and permeability decrease and dry strength increases
B compressibility, permeability and dry strength decrease
C compressibility, permeability and dry strength increase
D compressibility and permeability increase and dry strength decreases

Answer: compressibility and permeability increase and dry strength decreases
64 The direct interchange ramp involves
A diverging to the right side and merging from left
B diverging to the left side and merging from right
C diverging to the right side and merging from right
D diverging to the left side and merging from left

Answer: diverging to the right side and merging from right
65 The most economical lighting layout which is suitable for narrow roads is
A single side lighting
B staggered system
C central lighting system
D none of the above

Answer: single side lighting
66 As per IRC recommendations, the average level of illumination on important roads carrying fast traffic is
A 10 lux
B 15 lux
C 20 lux
D 30 lux

Answer: 30 lux
67 When the width of kerb parking space and width of street are limited, generally preferred parking system is
A parallel parking
B 45° angle parking
C 65° angle parking
D 90° angle parking

Answer: parallel parking
68 Maximum number of vehicles can be parked with
A parallel parking
B 30° angle parking
C 45° angle parking
D 90° angle parking

Answer: 90° angle parking
69 When a number of roads are meeting at a point and only one of the roads is important, then the suitable shape of rotary is
A circular
B tangent
C elliptical
D turbine

Answer: tangent
70 A traffic rotary is justified where
A number of intersecting roads is between 4 and 7
B space is limited and costly
C when traffic volume is less than 500 vehicles per hour
D when traffic volume is more than 5000 vehicles per hour

Answer: number of intersecting roads is between 4 and 7
71 The maximum number of vehicles beyond which the rotary may not function efficiently is
A 500 vehicles per hour
B 500 vehicles per day
C 5000 vehicles per hour
D 5000 vehicles per day

Answer: 5000 vehicles per hour
72 When two equally important roads cross roughly at right angles, the suitable shape of central island is
A circular
B elliptical
C tangent
D turbine

Answer: circular
73 The entrance and exit curves of a rotary have
A equal radii and equal widths of pavement
B equal radii but pavement width is more at entrance than at exit curve
C equal pavement widths but radius is more at entrance curve than at exit curve
D different radii and different widths of pavement

Answer: different radii and different widths of pavement
74 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

Answer: crosswalk lines
75 Centre line markings are used
A to designate traffic lanes
B in roadways meant for two way traffic
C to indicate that overtaking is not permitted
D to designate proper lateral placement of vehicles before turning to different directions

Answer: in roadways meant for two way traffic
76 Select the incorrect statement.
A Stop or red time of a signal is the sum of go and clearance intervals for the cross flow.
B Go or green time of a signal is the sum of stop and clearance intervals for the cross flow.
C Clearance time is generally 3 to 5 seconds.
D The cycle length is normally 40 to 60 seconds for two phase signals.

Answer: Go or green time of a signal is the sum of stop and clearance intervals for the cross flow.
77 The provision of traffic signals at intersections
A reduces right angled and rear end collisions
B increases right angled and rear end collisions
C reduces right angled collisions but may increase rear end collisions
D reduces rear end collisions but may increase right angled collisions

Answer: reduces right angled collisions but may increase rear end collisions
78 The most efficient traffic signal system is
A simultaneous system
B alternate system
C flexible progressive system
D simple progressive system

Answer: flexible progressive system
79 “Dead Slow” is a
A regulatory sign
B warning sign
C informatory sign
D none of the above

Answer: regulatory sign
80 Which of the following is indicated by a warning sign ?
A level crossing
B no parking
C end of speed limit
D overtaking prohibited

Answer: level crossing

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