TRANSPORTATION ENGINEERING MCQs - 13 | GPSC | ESE | COMPETITVE EXAMS | CIVIL ENGINEERING

 

61. Traffic volume is equal to ___.

A.  traffic density/traffic speed

B.  traffic speed/traffic density

C.  Traffic density * Traffic speed

D.  None of the above

 

 

Answer: C        Traffic density * Traffic speed

Explanation:

Number of vehicles crossing the particular section of road is per unit time is called Traffic Volume. It is expressed in veh/day, veh/hr, veh/min.

 

 

62. The superelevation is ____.

A.  Inversely proportional to the speed of the vehicle

B.  Inversely proportional to the width of the pavement

C.  directly proportional to the speed of the vehicle

D.  directly proportional to the width of the pavement

 

 

Answer: C       directly proportional to the speed of the vehicle

Explanation:

e + f = V2/127R

 

 

63. Minimum width (in meters) of carriage way for two lane road with raised kerb is ____.

A.  7.5 m

B.  12.0 m

C.  5.5 m

D.  7.0 m

 

 

Answer: A     7.5 m

Explanation:

IRC specification for carriage way width are as mentioned below:

1.     Single lane – 3.75m wide

2.     Two lanes without kerb – 7m wide

3.     Two lanes with raised kerb – 7.5m wide

4.     Multi-lane – 3.5m wide

5.     Intermediate carriage – 5.5m wide

 

 

64. Design speed of National Highway and state highway roads for plain terrain is ___.

A.  30 to 65 kmph

B.  40 to 50 kmph

C.  65 to 85 kmph

D.  80 to 100 kmph

 

 

Answer: D      80 to 100 kmph

Explanation:

 

Plain Terrain

Ruling Terrain

Mountainous Terrain

Steep Terrain

 

Ruling

Minimum

Ruling

Minimum

Ruling

Minimum

Ruling

Minimum

National Highway and State Highway

100

80

80

65

50

40

40

30

Major District Road

80

65

65

50

40

30

30

0

Other District Road

65

50

50

40

30

25

25

20

Village Roads

50

40

40

25

25

20

25

20

 

 

65. Equivalent factor for passenger car unit (PCU) for open section of rural roads for passenger car is ___.

A. 0.5

B. 8.0

C.  1.0

D.  1.5

 

 

Answer: C        1.0

Explanation:

Vehicle Class

Equivalent Factor

Motor cycles and scooter

0.5

Passenger car, Pick-up van and auto-rickshaw

1.0

Agricultural tractor and light commercial vehicles

1.5

Single unit Truck and Bus

3.0

Truck-trailer and agriculture tractor - trailer

4.5

Pedal Cycle

0.5

Cycle Rickshaw

2.0

Hand Cart

3.0

Horse drawn vehicle

4.0

Bullock cart

6.0

Bullock cart (large)

8.0

 

 

 

 

 

 

 

 

 

Comments

READ ARTICLES:

VARIOUS METHODS FOR SEDIMENT CONTROL IN ALLUVIAL RIVER

What is the Importance of Geometric Design of Highway?

WHAT IS LINEAR PROGRAMMING? | ADVANTAGES AND LIMITATIONS OF LP | APPLICATIONS OF LP

LINEAR PROGRAMMING - GRAPHICAL METHOD, SIMPLEX METHOD AND BIG-M METHOD

GROUND WATER HYDROLOGY NUMERICALS | HYDROLOGY AND WATER RESOURCES ENGINEERING