Re: Major Amtrak derailment in Philly (1351747) | |||
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Re: Major Amtrak derailment in Philly |
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Posted by Jersey Mike on Wed May 13 09:25:43 2015, in response to Re: Major Amtrak derailment in Philly, posted by AlM on Wed May 13 08:34:46 2015. The Frankford Jct curve is heavily superelevated and AX trainsets can take it at 60mph. The 50mph speed for non-tilting trainsets is for passenger comfort. Someone on another forum looked up the overturn speed on a table and estimated it to be around 100mph. |