Re: Insulated Rail Joints.

[David Johnson <trainman@ozemail.com.au>]

Tony Gatt wrote:

> After an early morning trip to Campbelltown, and a little inspection of
> Platform 4, I noticed that Platform 4 now has track circuiting.
>
> I understand the reasoning for that, however...
> What I don't understand, is that 5ft before the buffers, both rails have
> Insulated plates connecting the full length of track with the last 5 ft that
> stop at the big concrete block at the Up end of platform 4.
>
> Why would the signal engineers go to the trouble of insulated joints 5 ft
> before the buffers, when the track is insulated by the sleepers and a 4ft
> 8.5 inch "air gap" at the end of the line.. weird..

The only explanation I can think of, which probably doesn't apply in this case,
is that the buffers could be made of steel.

--
David Johnson
trainman@ozemail.com.au
http://www.ozemail.com.au/~trainman/
------------------------------------
These comments are made in a private
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official view of State Rail.
C.O.W.S. Page 11.