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Massachusetts has these, though they are rare and being phased out. They indicate a crosswalk with a signal that can be controlled by pedestrians. They are intended to warn drivers to be prepared to stop/yield for pedestrians. They are generally used at unusual crossings: diagonal, 3-way intersections, 5-way intersections, and are often combined with a ...


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The worst case scenario is that you do not reach your destination at all. In extreme cases, trains break down completely and travellers are completely stuck for hours. Drivers may be stuck in cars for hours if a severe blizzard hits. Cyclists and pedestrians may head back within minutes when everything is flooded. If a tornado or earthquake destroys the ...



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