| Re: Canarsie CBTC (101679) | |||
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Re: Canarsie CBTC |
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Posted by Stephen Bauman on Tue Jun 21 18:38:56 2005, in response to Re: Canarsie CBTC, posted by RonInBayside on Tue Jun 21 13:47:57 2005. If GPS (which is what we are discussing) could cut the requirement for wayside equipment by two-thirds but not eliminate it, isn't that a substantial savings?Compared to what? Do nothing? Use different technology for estimating instantaneous velocity and position? |