Civil Engineering ⇒ Topic : Traffic signals
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Navya
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Traffic signals are the control devices which
alternately direct the traffic to stop and proceed at
intersections. The signals are classified into
following three types :- 1. The traffic control signals : These are provided with three colored light glows facing each direction of traffic flow viz, red, yellow amber and green. It has three subtypes : 1. Fixed time signals 2. Traffic actuated signals 3. Manually operated signals 2. Pedestrian signals : When the vehicular
traffic remains stopped by red or stop signal on
the traffic signals of the road intersection, these
signals give the right of way to pedestrians to
cross a road during the walk period.
3. Flashing beacons : These signals are used to warn the traffic. Flashing yellow signals are used to direct the drivers of the vehicular traffic to proceed with caution. | |
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