Re: Hornsby resignalling

[Eddie Oliver <eoliver@efs.mq.edu.au>]

Garry Hoddinett wrote:
> 
> Could someone tell me the reasons why the Hornsby area is being resignalled?
> Why is the station yard being remodelled?  What are the costs?  What are the
> anticipated benefits?

a. To replace allegedly life-expired signalling equipment, e.g. a
pistol-grip interlocking frame about 70 years old.

b. to remove very severe speed restrictions over complex pointwork, by
installing high-speed points.

However a likely effect is

c. to convert a largely excellent and efficient layout into a less
efficient one, in accordance with all the modern principles of
"rationalisation".

We'll see.

Eddie Oliver