... ... The need for PTC critical, life-saving technology was first made clear in 1969 when two trains hit head on in Darien, Connecticut. Since that tragedy, there have been dozens of crashes that PTC could have prevented including the Spuyten Duvyil ...
via Darien Newswire http://ift.tt/1bcylpa
via Darien Newswire http://ift.tt/1bcylpa
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