This recommended practice addresses the unique requirements for grounding and bonding, including grounding methods and associated bonding practices, of Traction Power Systems for electric railways and other electrified transit systems. This document will set forth recommended practices for use by system designers, transit authorities, and manufacturers for grounding of traction power systems. New IEEE Standard - Active - Draft. An explanation of the issues surrounding grounding in traction power systems, why they differ from grounding in industrial and commercial power systems, and recommendations