US systems integrator Parsons has been selected by Metra, Chicago’s commuter rail operator, to install positive train control (PTC) technology on its commuter rail trains.
PTC, which is federally mandated, is high tech collision avoidance technology that monitors and controls train movements. It is intended to prevent train to train collisions, over-speed derailments, incursions into established work zones, and movement of trains through a main line switch left in an improper position.
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