On a right angled road intersection with two way traffic, the total number of conflict points is______________?
(A) 6
(B) 11
(C) 18
(D) 24
Scientific planning of transportation system and mass transit facilities in cities should be based on_____________?
(A) spot speed data
(B) origin and destination data
(C) traffic volume data
(D) accident data
When the speed of traffic flow becomes zero,then_______________?
(A) traffic density attains maximum value whereas traffic volume becomes zero
(B) traffic density and traffic volume both attain maximum value
(C) traffic density and traffic volume both become zero
(D) traffic density becomes zero whereas traffic volume attains maximum value
The background colour of the informatory sign board is______________?
(A) red
(B) yellow
(C) green
(D) white
The diagram which shows all important physical conditions of an accident location like roadway limits, bridges, trees and all details of roadway conditions is known as_____________?
(A) pie chart
(B) spot maps
(C) condition diagram
(D) collision diagram
If the stopping distance and average length of a vehicle are 18 m and 6 m respectively, then the theoretical maxi¬mum capacity of a traffic lane at a speed of 10 m/sec is________________?
(A) 1500 vehicles per hour
(B) 2000 vehicles per hour
(C) 2500 vehicles per hour
(D) 3000 vehicles per hour
With increase in speed of the traffic stream, the maximum capacity of the lane________________?
(A) increases
(B) decreases
(C) first increases and then decreases after reaching a maximum value at optimum speed
(D) first decreases and then increases after reaching a minimum value at optimum speed
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
Maximum number of vehicles can be parked with_______________?
(A) parallel parking
(B) 30° angle parking
(C) 45° angle parking
(D) 90° angle parking
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