Permission to wiki?<br><br><div class="gmail_quote">On Thu, Nov 18, 2010 at 7:17 AM, Phil W <span dir="ltr"><<a href="mailto:suckerpunchnz@hotmail.com">suckerpunchnz@hotmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
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Awesome! Thanks for posting it.<br><br>> From: <a href="mailto:radiowiki@archnetnz.com" target="_blank">radiowiki@archnetnz.com</a><br>> To: <a href="mailto:thelist@radiowiki.org.nz" target="_blank">thelist@radiowiki.org.nz</a><br>
> Date: Wed, 17 Nov 2010 20:42:05 +1300<br>> Subject: [TheList] The Answers to my Train Questions :)<div><div></div><div class="h5"><br>> <br>> What do they refer to when they say 'Warrent to go on xyz'. <br>
> <br>> A warrant is a verbal authority that is wriiten down by the loco driver<br>> and repeated back to the controller to give him permission to proceed<br>> along that particular piece of track.<br>> Its used in areas where the track is not controlled by ctc signaling.<br>
> <br>> Stop Signals and passing through them when they are red. <br>> <br>> Generally means there may be a signal failure for some reason and the<br>> signal reverts to red. <br>> The loco driver then has to get verbal authroity to proceed past the<br>
> signal as it is red. I think the form they use is a "mis 59" <br>> <br>> 'Compulsory Stop Boards'. <br>> The stop boards are a means of protection for track workers and they act<br>> like a red signal. <br>
> The loco driver can not pass the boards until he has authority from<br>> train control who in turn gets this from the ganger in charge of the<br>> work site.<br>> <br>> Just after before midday today there was talk about heat control, or<br>
> something. <br>> <br>> With the warm weather and trains running over the track it heats up to a<br>> point where it can buckle. <br>> <br>> They measure the track temp automaticly through sensors I believe and an<br>
> alarm must go off to warn train control.<br>> <br>> They then place a speed restriction on that area of track, usually about<br>> 40kph instead of normal speed of 80kph. <br>> <br>> Its due to the rail being welded together and can not expand as it wants<br>
> to. <br>> <br>> They do a process called destressing in which the rail is cut and a <br>> section taken out and then "pulled" together again and re welded.<br>> <br>> <br>> Today there was talk about someone trying to play train control from a<br>
> train that I guess was on the wharf - I assume they were referring to<br>> local controllers?? <br>> <br>> Not to sure on that one. Probably someone trying to use his authority to<br>> much towards a train controller in regards to there wanted movements<br>
> <br>> What is 'The Box'? <br>> It will be a signal box, yes they still use them<br>> <br>> What is 'The Loop' - Heard that LOTS down in Chch, but I was just across<br>> the way from a shunting yard, although only had Control 1 - 5 channels<br>
> in the scanner. <br>> Its an area of double track used for crossing trains<br>> <br>> They refer to Main Line Up, or something?? <br>> Its when they have a double tracked area and each side is dedicated to a<br>
> direction of travel,<br>> I guess you could explain it like on a road you have a left and right<br>> lane .<br>> <br>> I have read that Train Control is based in Wellington..<br>> What would be based in Auckland?? <br>
> <br>> They have signal boxes up there and I think train control was moved to<br>> Auckland too.<br>> <br>> <br>> <br>> _______________________________________________<br>> TheList mailing list<br>
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