White protrusions from the ends of certain cars

Anyone know what the white protrusions around the periphery of the ends of certain C cars are? I haven't seen them until now and they look awfully out of place.
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White protrusions from the ends of certain cars![]() Anyone know what the white protrusions around the periphery of the ends of certain C cars are? I haven't seen them until now and they look awfully out of place. |
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has been discussed here
has been discussed here already:
http://www.bartrage.com/node/1756
They are an A.D.A.
They are an A.D.A. installation to help blind people find the opening of the train car door, so they don't get it confused with the space in between the train cars.