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Old February 15th 07, 09:09 PM posted to uk.transport.london
www.waspies.net www.waspies.net is offline
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First recorded activity at LondonBanter: Oct 2005
Posts: 130
Default London Underground signal failures

wrote:
Why is it some signal failures seem to shut the line down. I was on
the Circle line yesterday when there was a signal failure at High
Street Kensington and the service was suspended. Is this because the
signal affected was for the junction so trains were not allowed to go
past it ?

I thought if the signal was stuck on red the driver was allowed to go
past it but are there special rules at junctions. If that is so would
it not be better to describe it as a points failure which to me makes
more sense why the service is suspended.

For trains to pass signals at junctions at danger can involve securing
the points this takes a hell of a long time, if this happens at High
Street, Aldgate, Edgware Road, it's bye bye Circle line, until Metromess
can be arsed to fix it.