The Northeast Corridor in the United States has catenary over the 600 miles (1000 km) between Boston, Massachusetts and Washington, D.C. for Amtrak's high-speed Acela Express and other trains.
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The position light signal aspect was originally devised by the Pennsylvania Railroad but was continued by its successor Amtrak and has been adopted by Metro North.
East Coast Main Line | West Coast Main Line | New Line Cinema | Cunard Line | White Star Line | The Onedin Line | Maginot Line | Great Central Main Line | What's My Line? | Walk the Line | Stena Line | Line 13, Shanghai Metro | Line 13 | A Chorus Line | What's My Line | V/Line | branch line | Wirral Line | Siegfried Line | Midland Main Line | Gyeongbu Line | Line Renaud | Line Islands | Line 2 | Line 1, Beijing Subway | Line 1 | Green Line | Brighton Main Line | The Thin Red Line (1998 film) | The Thin Red Line |
All Komuter EMUs operate in multiple-unit formation, running from overhead single-phase 25 kV AC 50 Hz catenary supply, with two driving cars and 1 - 3 trailer cars in between.
The first was built three miles from Immingham by Siemens Brothers whose contract included the construction of the overhead line and the installation of 184 Baltic Redwood fir poles which would run alongside the line.
On 8 August 2011, track and overhead line equipment between Reeves Corner and Church Street were severely damaged by fire when the House of Reeves store 40 metres away was set alight during the riots in London.