By December 19, 2017 0 Comments Read More →

‘Positive Train Control’ ordered by Congress, but not yet in place

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December 19, 2017 | NBC News | A computer-based system designed to prevent train accidents has been stalled by high costs and technological hurdles. It was not being used by the train that derailed Monday in Washington state, killing at least three people.

Federal investigators confirmed late Monday that the Amtrak train was going 80 miles an hour in a section of track designed for 30-mile-an-hour speeds. So-called Positive Train Control (PTC) systems are designed, among other things, to prevent trains from speeding.

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