Since insulation resistance and stray current testing require complete de-energization, and can’t be done in a way that cuts power to only one track in the two-track system, work will have to be ...

Metro and the Texas Medical Center have settled a lawsuit over stray electrical current leaking from the Main Street light rail line. The Texas Medical Center sued last year because testing revealed ...

Increasingly complex matrices of potential stray-current corrosion sources have made mitigation of potential problems both more difficult and more important. New techniques that use new hardware and ...