Krel wrote: > Overtaking on bidirectional sounds like it would work. the only snag > is SRA silly BiDirectional rules. What do you mean by that? Overtaking occasionally occurs on the South Coast, and nearly every day between Mortdale and Hurstville (not strictly bi-directional, but close enough to it). -- David Johnson CityRail Guard trainman@ozemail.com.au http://www.ozemail.com.au/~trainman/