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DFCCIL_CE _Quiz 39
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Which one of the statement is INCORRECT in design of hourly traffic volume?
What will be the time headway (in seconds) for a vehicle travelling at a speed of 45 kmph, if the vehicle length is 5.5 m, the reaction time is 0.7 seconds, and the coefficient of longitudinal friction is 0.36?
Which of the following are the objectives of traffic engineering?
- Rapid flow of traffic
- Safety of traffic
- Economy in transportation
- High quality of riding surface
While traveling along and against the traffic stream, a moving observer measured the relative flows as 50 vehicles/hr and 200 vehicles/hr, respectively. The average speeds of the moving observer while traveling along and against the stream are 20 km/hr and 30 km/hr, respectively. The density of the traffic stream (expressed in vehicles/km) is _______
If the standard deviation of the spot speed of vehicles in a highway is 8.8 kmph and the mean speed of the vehicles is 33kmph, the coefficient of variation in speed is
In speed and delay study, if the average journey time on a stretch of road length of 3.5 km is 7.55 minutes and the average stopped delay is 1.8 minutes, the average running speed will be:
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Jun 24AE & JE Exams