Re: Major Amtrak derailment in Philly (1351908) | |||
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Re: Major Amtrak derailment in Philly |
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Posted by 3-9 on Thu May 14 10:58:17 2015, in response to Re: Major Amtrak derailment in Philly, posted by Dutchrailnut on Thu May 14 08:52:36 2015. I sense a certain lack of common sense here. Isn't PTC also supposed to be used when you want to limit a train's speed on things like curves? |