Re: Burke Rd (VIC) Crossing

["Ronald BESDANSKY" <ronbest@bigpond.com>]

Isn't it just because they are right-angled crossings, so the gap in the
head of the rails is much wider than in the usual diamond crossing?

I always thought they could have moveable frogs at the rail crossings -
especially at the tramway "H" crossings in the city, where the Ws make a
terrible noise!

Rgds

Ron BESDANSKY
"Johann Fan" <jyf@optusnet.com.au> wrote in message
news:3944b936$0$489$7f31c96c@news01.syd.optusnet.com.au...
> "Chris Gordon" <cmgord@VICSIG.alphalink.com.au> wrote in message
> news:394457CC.D4760B0A@VICSIG.alphalink.com.au...
> > > > > >G'day all
> > > > > >Can anyone please tell me why trains travel so slowly over the
> railway
> > > > > >crossing on Bourke Rd beside the Gardiner station?
> > > > > >
> > > > >
> > > > > Because they cross Tram Tracks..
> > > >
> > > > The Glenhuntly Rd crossing at Glenhuntly station is the same .... it
> slows
> > > > things down when you are on a Cheltenham - Caulfield express.
> > > > The reason is that the trains are 1500V, while the trams (IIRC) are
> 600V.
> > >
> > > Why would the different voltage slow things down? The two systems are
> > > electrically isolated from each other.
> > >
> > > Surely the reason for crawling through the crossings is either so as
the
> > > train pan doesn't snag the overhead (which WOULD be shocking) or might
> > > derail on the crap track, or both.
> >
> > It is the track condition that slows the trains down.  Just stand there
> > and listen to any train crossing and you will hear it.
> >
> > Gardiner, Riversdale, Kooyong and Glenhuntly are all the same, expect
> > Glenhuntly and Kooyong have these new type crossings with rubber and
> > stuff to make it a bit quieter.
>
> Also to reduce vibration cracking the concrete and increase train speed.
> Riversdale and Gardiner are 15km/h over crossing, Kooyong and Glenhuntly
are
> 30km/h over the crossing. Kooyong used to be 8km/h up and 15km/h down
until
> the re-laid the crossing.
>
>
> > See:
> > http://www.railpage.org.au/vicsig/signalling/gardiner/
> > http://www.railpage.org.au/vicsig/signalling/kooyong/
> > http://www.railpage.org.au/vicsig/signalling/riversdale/
> >
> > (sorry haven't done Glenhuntly yet).
> >
> > --
> >
> > Chris Gordon
> >
> > ============================================================
> >
> > http://www.railpage.org.au/vicsig
> > e-mail - cmgord@alphalink.com.au
> > ICQ number: 32989450
> > Mobile Phone: 0409 255 620
>
>