Posts Tagged: railroads


DC Metro subway shutdown brings America’s aging subway systems into focus

Today, we’re taking a look at the needs of America’s urban rail systems, especially subways, to see what public transportation issues exist and how they …
By Steve Brachmann
3 years ago 10

Amtrak derailment focuses attention on railroad safety technologies

Positive train control, or PTC, seeks to create a complex infrastructure network for railroad lines which enable the real-time sharing of information between trains, rail wayside devices …
By Steve Brachmann
4 years ago 0