Third rail - Network Rail

UK rail unions vote to strike as more travel disruption looms

Sluggish reality of electrifying Britain's railways revealed

BART Tracks Energized, Safety Advisory Campaign Ramps Up

3rd and 4th rail dimensions and settings

4,393 Third Rail Stock Photos, High-Res Pictures, and Images - Getty Images

Third rail - Wikipedia

Network Rail rules out notices 'improvement' despite third near miss

Third Rail Electrification for Mass Transit Systems (3rd Rail Transit)

Understanding the 3 Systems That Make Up the National Rail Network

Third Rail and 3rd Rail System Details

3rd and 4th rail dimensions and settings

Railroads' workplace attendance policies at the heart of labor dispute : NPR

The High-Speed Rail Money Sink: Why the United States Should Not Spend Trillions on Obsolete Technology