Amtrak service between Penn Station and New Rochelle was delayed Sunday night due to bridge problems.
The train tragedy in Spain has raised the concern over whether something similar could happen in the Tri-State Area.
Authorities in Connecticut said they searched trains in Norwalk and Darien for one of the Boston Marathon bombing suspects but didn’t find anything.
Amtrak is going to break the speed limit this week in the Northeast Corridor.
Most Northeast Regional service will operate south of Philadelphia, but no Acela Express, Northeast Regional or other Amtrak trains can operate north of Philadelphia to New York.
The DOT has announcedthat $745 million would be going toward rail projects that will allow trains to travel up to 160 mph in some sections of the Northeast Corridor and to construction that will allow Amtrak trains to avoid a congested rail junction in part of New York City.