None of the circumstances the NTSB described in its preliminary report on the March 2 derailment would have triggered the automated positive train control system to stop the trains.

More than $5 million was approved for rail freight improvement projects in the Central Pa. region as part of a larger $33 million across the commonwealth.

With 65 operating railroads spanning approximately 5,600 miles, Pennsylvania’s freight system is unmatched in its scale and importance.

The Library of Congress, Geography and Map Division, contains an 1895 Rail Road Map of Pennsylvania, published by the Department of Internal Affairs of Pennsylvania.

An 1833 map of the state of Pennsylvania, which includes the canal system stretching across the commonwealth. The canals are depicted in blue and railroads are in a dark purple. Before highways ...

The Pennsylvania Railroad, one of the largest corporations in America at the time, began to purchase and consolidate these smaller companies into their system.

The collision of three Norfolk Southern trains in Pennsylvania early this month highlights the shortcomings of the automated braking system that was created to prevent such crashes.