Containing the problem at source. 2. Tyne and Wear Metro-operational experience [DC traction stray current control]

The operational experience related to any railway system is a function of what that system comprises. This is particularly relevant in rapid transit applications and to put the Tyne and Wear experience into context, the authors briefly examine the history of the Metro system, how it came about, and how it operates, whilst at the same time bearing in mind the complications of traction current leakage