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[OT] ventillation



why dont they have the ventilation fans on all the time at stations that are
in tunnels?
then they could go through more often.
ever been in a tunnel with a 48class going through?

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Santosh Bhat <santosh@student.unsw.edu.au> wrote in message
3A210F68.A8995CF3@student.unsw.edu.au">news:3A210F68.A8995CF3@student.unsw.edu.au...
> When i was working at the Olympics, I had to go there for some training
> on a day that trackwork was occurring between Strathfield and the City.
> An XPT passed through Olympic Park then too. You can tell when its
> arriving as they turn on the ventilation fans in the tunnel before it
> arrives.