3 ms·
The countdown is only shown when the pedestrian crossing is on green. Drivers don't get a countdown on their green signal. Most also have a plastic shield aroun
by oakesm9 9y ago
The countdown is only shown when the pedestrian crossing is on green. Drivers don't get a countdown on their green signal. Most also have a plastic shield around the countdown so you can't see it from where the driver is sitting to avoid people preempting the signal change.
- vkou 9y agoThis works on crosswalk-style crossings, but not on 4-way intersections.
- bmsleight_ 9y agoIncorrect, It is used in London on thousands of junctions, hundred of 4-way intersections.