In message , at
15:58:00 on Mon, 24 Oct 2011, Denis McMahon
remarked:
Will these automated trains be able to run non-stop at maximum line
speeds when a failed unbraked rail grinder being recovered wrong-line
breaks away from the towing train on a rising gradient?

Maybe that depends on whether the unbraked rail grinder is also being
automatically driven?

--
Roland Perry