| Re: Canarsie CBTC (98909) | |||
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Re: Canarsie CBTC |
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Posted by Jeff H. on Tue Jun 14 21:09:15 2005, in response to Re: Canarsie CBTC, posted by Stephen Bauman on Tue Jun 14 19:34:33 2005. I understand that the best that can be said for the standard track circuit system failure is that the trains will stoprunning. If one track circuit fails in the existing automatic block system, trains receive permission to key by. If it is a really hot area, a supervisor will be sent down to give permission directly and keep trains moving. It doesn't shut down an entire line or section. That's an interesting "early spec". I wonder if it is really implemented that way. I wonder if fail-over testing will be done? |