[TheList] The Answers to my Train Questions :)

Thu Nov 18 10:38:04 AEDT 2010

Permission to wiki?

On Thu, Nov 18, 2010 at 7:17 AM, Phil W <suckerpunchnz at hotmail.com> wrote:

>  Awesome! Thanks for posting it.
>
> > From: radiowiki at archnetnz.com
> > To: thelist at radiowiki.org.nz
> > Date: Wed, 17 Nov 2010 20:42:05 +1300
> > Subject: [TheList] The Answers to my Train Questions :)
>
> >
> > What do they refer to when they say 'Warrent to go on xyz'.
> >
> > A warrant is a verbal authority that is wriiten down by the loco driver
> > and repeated back to the controller to give him permission to proceed
> > along that particular piece of track.
> > Its used in areas where the track is not controlled by ctc signaling.
> >
> > Stop Signals and passing through them when they are red.
> >
> > Generally means there may be a signal failure for some reason and the
> > signal reverts to red.
> > The loco driver then has to get verbal authroity to proceed past the
> > signal as it is red. I think the form they use is a "mis 59"
> >
> > 'Compulsory Stop Boards'.
> > The stop boards are a means of protection for track workers and they act
> > like a red signal.
> > The loco driver can not pass the boards until he has authority from
> > train control who in turn gets this from the ganger in charge of the
> > work site.
> >
> > Just after before midday today there was talk about heat control, or
> > something.
> >
> > With the warm weather and trains running over the track it heats up to a
> > point where it can buckle.
> >
> > They measure the track temp automaticly through sensors I believe and an
> > alarm must go off to warn train control.
> >
> > They then place a speed restriction on that area of track, usually about
> > 40kph instead of normal speed of 80kph.
> >
> > Its due to the rail being welded together and can not expand as it wants
> > to.
> >
> > They do a process called destressing in which the rail is cut and a
> > section taken out and then "pulled" together again and re welded.
> >
> >
> > Today there was talk about someone trying to play train control from a
> > train that I guess was on the wharf - I assume they were referring to
> > local controllers??
> >
> > Not to sure on that one. Probably someone trying to use his authority to
> > much towards a train controller in regards to there wanted movements
> >
> > What is 'The Box'?
> > It will be a signal box, yes they still use them
> >
> > What is 'The Loop' - Heard that LOTS down in Chch, but I was just across
> > the way from a shunting yard, although only had Control 1 - 5 channels
> > in the scanner.
> > Its an area of double track used for crossing trains
> >
> > They refer to Main Line Up, or something??
> > Its when they have a double tracked area and each side is dedicated to a
> > direction of travel,
> > I guess you could explain it like on a road you have a left and right
> > lane .
> >
> > I have read that Train Control is based in Wellington..
> > What would be based in Auckland??
> >
> > They have signal boxes up there and I think train control was moved to
> > Auckland too.
> >
> >
> >
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