On Wed, 14 Nov 2007, asdf wrote:

On Wed, 14 Nov 2007 18:57:09 +0000, Tom Anderson wrote:

This is one of the things that absolutely baffles me about the
automated signalling systems that are being deployed now - why is it
the signalling system that makes decisions about how fast a train
should go, and not the train?

I take it you are happy with the concept of double yellows?

Yes.

This is basically very similar.

....

Could you explain how?

tom

--
Come on thunder; come on thunder.