Re: [General] Information about block working

["Geoffrey Hearn" <aset@idx.com.au>]

When the Homebush goods loop was singled the State Rail management thought
until they come to the box that it would be called Bi directional as trains
would be running both ways on one track,true story!scary huh.

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"David Johnson" <trainman@ozemail.com.au> wrote in message
news:3A70FE57.914CFB89@ozemail.com.au...
> Eddie Oliver wrote:
>
> > David & Julie Donald wrote:
> > > To ad a bit of confusion with the whole scenario, Junee South to
Harefield is
> > > Single Line Track Block operating between Junee South and the CTC
panel; the
> > > same occurs on such sections as Telerah (now controlled from Maitland)
to
> > > Mindaribba, Leeville - Casino; Quipolly - Werris Creek South; Table
Top - Albury
> > > Station.
> >
> > Because in each of these cases it requires the concurrence of two
> > signallers (or one signaller and one area controller if you want to put
> > it that way) to admit a train into the section.
>
> I disagree.   While these sections may be worked under track block
conditions, they
> are, by definition Single Line Track Control.  To be Single Line Track
Block, there
> must be an attended signal box at both ends of the section.
>
> Whilst LAU300 lists Junee South to Harefield as Single Line Track Block, I
can't see
> how this can be accurate.  The same applies, as far as I'm concerned, to
LAU200 in
> relation to Telarah to Mindaribba, and Leeville to Casino, and Quipolly to
Werris
> Creek South.
>
> LAU300 lists Table Top to Albury station as SLTC.
>
> By reading an extract from SWU300 (below) can someone explain how the
sections listed
> above could possibly be correct?
>
>
> SWU300:
>
> Single Line Track Block:
> Control Of The Signals:
> In this system, the fixed signals for a train to enter and exit a section
are
> controlled by signallers located in signalboxes at each end of the
section.
>
>
>
> Single Line Track Control:
> Control Of The Signals:
> In this system, the fixed signals for trains to enter and exit the system
are
> controlled:
>
> either by two signallers, each at a local control panel, and each
operating the
> signals controlling one end of the section
>
> or by two signallers, one at a local contro, panel operating the signals
controlling
> that end of the section, and the other at a remote signalbox operating the
signals
> controlling the other end of the section
>
> or by one signaller at a remote signalbox, operating the signals
controlling both ends
> of the section.
>
> --
> David Johnson
> trainman@ozemail.com.au
> http://www.ozemail.com.au/~trainman/
> ------------------------------------
> These comments are made in a private
> capacity and do not represent the
> official view of State Rail.
> C.O.W.S. Page 11.
>
>