After Amtrak Crash, Train-Control Systems Debate Heats Up (UPDATE) | ENR Posted by Dan Ryan on May 18, 2015 Posted in: Construction, Engineering. Leave a comment After Amtrak Crash, Train-Control Systems Debate Heats Up (UPDATE) | ENR. Share this:FacebookTwitterLinkedInEmailPrintLike this:Like Loading... Related Posts navigation ← Architecture News | ArchDaily Clemson Renewables Research Center is ENR Editors’ Choice for Best of the Best 2014 | ENR →