WCBS CBS 2 News This Morning December 21, 2015
Essentially what this is is an automatic override that will enable the train to stop if necessary. Amtrak officials calling it an added layer of safety along the northeast corridor. Over the weekend, the railroad activated its positive train control system on its route between new york city and philadelphia. The system is an automatic speed control system that will automatically apply brakes when a train goes over the speed limit. Last may eight people were killed and 200 injured when an amtrak train bound for penn station derailed in philadelphia traveling 106 Miles Per Hour, more than double...
Source: archive.org