insulated track rail

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• Track circuit — A track circuit is a simple electrical device used to detect the presence or absence of a train on rail tracks, used to inform signallers and control relevant signals. Principles and operation The basic principle behind the track circuit lies in… …   Wikipedia

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• third-rail system — noun (elec eng) A system of electric traction supply by which current is fed to the tractor from an insulated conductor rail running parallel with the track • • • Main Entry: ↑third …   Useful english dictionary

• Third rail — For other uses, see Third rail (disambiguation). Third rail at the West Falls Church Metro station near Washington, D.C., electrified at 750 volts. The third rail is at the top of the image, with a white canopy above it. The two lower rails… …   Wikipedia

• Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …   Wikipedia

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• Cowan rail accident — Details Date 6 May 1990 Time 7:20 pm Location Brooklyn, New South Wales …   Wikipedia