Re: MORE TRAMWAY TRIVIA

["David Proctor" <daproc@spam_this.umpires.com>]

Good enough to post three times, eh Ben!

DaveP

Ben Staples <98711576@student.hawkesbury.uws.edu.au> wrote in message
7d7jst$gl4@ob1.uws.EDU.AU">news:7d7jst$gl4@ob1.uws.EDU.AU...
>
> Ron BEST wrote in message ...
>
> >What if a road happens to cross above the tunnel? AFAIK, the structure
> >located on the main western line in Sydney between Sydney Central station
> >and Redfern station is officially called "Cleveland Street Tunnel" - I
> think
> >it started out life as a bored tunnel, but has been extended since. It
> >certainly carries plenty of live loading! (Regent and Cleveland Streets,
> >both with tramways at one time. )
>
>
> Recalling what I posted, I said a tunnel does not directly support a live
> load. It may indirectly support a live load that is transmitted through
the
> earth. The live loading would physically have to be in contact with the
> structure for it to be a bridge.
>
> Ben Staples
>
>