Re: Safeworking Rules.

[L & D <daisyw@ozemail.com.au>]

Exnarc wrote:

> > Yes, the above is a very good set of procedures to follow.
> > Its very specific about what every employee has to do and does not
> > contain subjective phrases like proceed at extreme caution.
> > What does it say about the circumstance where the signaller is unable to
> > withdraw a staff from the instrument,when he beleives he should be able to
> do
> > so.
> > Is there are procedure that allows the signaller to instruct the driver of
> the
> > train to enter the section ahead without the staff,(I betcha no way.)
> >
> Wrong Maurie!!!!
>
> In Victoria there has always been rules to cover Lost Staffs or Staff
> Instrument Failures. Ie: Signalman unable to obtain an Electric Staff.
>
> In the past it was done by suspending the system and issueing a "Proceed
> Order" for the Section, in the New Rules its the Issueing of a "Train
> Authority" for the Section to replace the Staff system.
>
> In AN they suspended Electric Staff Working and ran trains on Train Orders.
>
> In NSW, as someone mentioned, its probably done with SAO's.
>
> So you see Railways have always found ways to keep trains moving during
> system failures.
>
> > The interesting thing about ES working and it also applies to OTS working
> is
> > that there is a well defined dividing line between what we might call the
> > safeworking part of the scheme and the train control aspect.
> > A train can only proceed if two conditions are met and the two conditions
> are
> > totally not related to each other,ie the possession of the staff by the
> driver
> > is required and the concurrance of the Train Controller via the signaller
> is
> > required.
> > CTC and ATC systems still preserve the distinction , although it may be
> that
> > the Train Controller also now becomes the signaller,but the two conditions
> > still exist , ie a Train Controller cant let a train enter a single line
> > section unless the interlocking will let him.
>
> In ATC & CTC, when there is a failure, the Train Controller issues a System
> Caution Order for the Defective Signal (Usually written out by the Driver)
> (Rule 1 Section 3, in Victoria)

> If you really want a system that is unsafe look at "Double Line Block" with
> non track circiuting of Starting Signals, that was dangerous!!!!
>

No Kidding
Davo

>
> Bob.