Amtrak Gateway

Aging, obsolete, and deteriorating bridges affect both road and rail. The 104-year-old Portal Bridge, a swing bridge over the Hackensack River in New Jersey that frequently fails to close properly, tops Amtrak's list for replacement.
Dec 2, 2014   AP via The Washington Post
At best, it will take seven years to build the Amtrak Gateway tunnels, the replacement of Access to the Region's Core. If one of the existing two aging tunnels has to be shut to make repairs before the project is completed, commute nightmare ensues.
Nov 9, 2014   The Star-Ledger
Amtrak's Gateway project is not only key to maintaining and increasing commuter and intercity rail capacity between the Empire and Garden States, but also to ensuring that the $1 billion investment in the new Moynihan Station makes sense.
Sep 22, 2014   Asbury Park Press
NJ's two U.S. Senators collaborated with Amtrak to propose an alternative to the Access to the Region's Core tunnel that N.J. Gov. Chris Christie canceled in Oct. 7. Unlike ARC, the Gateway tunnel will lead directly into Penn Station.
Feb 8, 2011   The Star-Ledger (New Jersey)