New Potomac bridge: Officials take first steps on project to double passenger rail capacity between Va. and DC

A proposed rendering of the Long Bridge project — adding a fourth rail track across the Potomac River and doubling passenger rail capacity. (Courtesy Virginia Passenger Rail Authority)A proposed rendering of the Long Bridge project — adding a fourth rail track across the Potomac River and doubling passenger rail capacity. (Courtesy Virginia Passenger Rail Authority)Preliminary soil testing will soon begin before construction of a passenger rail bridge that aims to untangle daily pass