Re: TRAMWAY "SAFEWORKING"

[Barry Campbell <barryC@qimr.edu.au>]

Ron BEST wrote:
> 
> Recent posts on this subject remind me of the practice mentioned in  one of
> David Keenan's excellent books about the Sydney (2nd generation) tramway
> system ("The North Sydney Lines"):
> 
<snip>
> 
> The system was "formalized" in later years by provision of a dial and
> pointer system.

The Sydney & Newcastle electric systems were controlled until the 1930's
by a branch of the railway dept and kept some railway characteristics to
the end. OTS&T working on single lines was one of them. Does anyone know
how other systems coped with single lines and other such railway things
such as complicated junctions. 


Barry Campbell