Re: New questions for rail experts

[Railway Rasputin II <bob@fastlink.com.au>]

The track circuts are "programmed" in such a way so that they will not
rise when the train has the road through a "bi directional" system.
Sorry "2 way running" not bi di.

You had better ask a signal electrician on the tech version on how this
is done.


rgds

Dave Proctor wrote:

> In NSW, they leave the trips at the end of the train down, so that it is
> down on the front AND the back of the train. In Victoria, I believe they
> raise the trip at the back and then lower the trip at the other end.
> 
> Not sure as to how they work the arrangement of the trip on the back
> carriage hitting a train stop when running on a line signalled for
> bi-directional running. I have seen some trips lower when a train is to run
> in the opposite direction, I have also seen the back trip strike a train
> stop and not be braked (presumably, it only works when the lever on it moves
> in the one direction).
> 
> Perhaps Dave, Craig or one of our other drivers can expand on this.
> 
> Dave