301. For highway geometric design purposes the speed used is________________?
A. 15th percentile
B. 50 “”percentile
C. 85th percentile
D. 98 “”percentile
302. The maximum width of a vehicle as recommended by IRC is________________?
A. 1.85m
B. 2.44 m
C. 3.81 m
D. 4.72 m
303. Select the correct statement__________________?
A. Traffic volume should always be more than traffic capacity
B. Traffic capacity should always be more than traffic volume
C. Spot speed is the average speed of a vehicle at a specified section
D. 85th percentile speed is more than 98th percentile speed
304. Which of the following methods is preferred for collecting origin and destination data for a small area like a mass business center or a large intersection ?
A. road side interview method
B. license plate method
C. return postcard method
D. home interview method
305. Length of a vehicle affects________________?
A. width of traffic lanes
B. extra width of pavement and minimum turning radius
C. width of shoulders and parking facilities
D. clearance to be provided under structures such as over bridges, under-bridges etc
306. Desire lines are plotted in_________________?
A. traffic volume studies
B. speed studies
C. accident studies
D. origin and destination studies
307. The diagram which shows the approximate path of vehicles and pedestrians involved in accidents is known as___________________?
A. spot maps
B. pie charts
C. condition diagram
D. collision diagram
308. Which of the following is known as design capacity ?
A. basic capacity
B. theoretical capacity
C. possible capacity
D. practical capacity
309. Equivalent factor of passenger car unit (PCU) for a passenger car as per IRC is_____________?
A. 1.0
B. 2.0
C. 0.5
D. 10
310. With increase in speed of the traffic stream, the minimum spacing of vehicles________________?
A. increases
B. decreases
C. first decreases and then increases after reaching a minimum value at optimum speed
D. first increases and then decreases after reaching a maximum value at optimum speed
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