Construction of a $336-million, concrete-walled railroad trench reaching 30 feet deep, 65 feet wide and 1.4 miles long through the city of San Gabriel, Calif., began on Nov. 1.
Nearly a week after Hurricane Sandy slapped the Northeast, transportation providers are still scrambling to repair infrastructure and restore service.
New York and New Jersey rail transit remains in a state of emergency while crews work at a non-stop pace to repair damage and restore service.
Repairs continue to be made on Amtrak's system in order to resume service to and from New York City from points south and north on the Northeast Corridor.
New York area commuters now have free access to limited service on Metropolitan Transportation Authority's Long Island Rail Road, Metro-North and New York City Transit lines.
New Jersey Transit resumed operation along its River Line light-rail route at 3 p.m., Oct. 31, with trips occurring every 30 minutes between the Walter Rand Transportation Center in Camden and Trenton Transit Center.
Northeast freight operations are slowly returning to normal along routes left in Hurricane Sandy's path of destruction.
Limited commuter and subway service will return to New York beginning Wednesday afternoon.
Water is the biggest hurdle the New York area is facing in its fight to restore commuter and subway service. While bus service has been restored, it will likely be days before New York Metropolitan Transit Authority subway and commuter trains and NJ Transit service resumes.
Outside of the New York Metropolitan area, passenger and freight rail service is returning to normal operation with residual delays.