From: ahk@chinet.com

Peter Schleifer  wrote:
>On Wed, 13 May 2015 18:00:34 -0700 (PDT), hancock4@bbs.cpcn.com wrote:

>>Early reports say that the Amk train was going twice the speed limit.
>>Apparently, there is not speed control protection.

>>Would anyone know the state of speed control on the NEC?

>>FWIW, here is the wikip article.  It says speeds are enforced.

>>http://en.wikipedia.org/wiki/Advanced_Civil_Speed_Enforcement_System

>From that article:
>"It is installed on parts of Amtrak's Northeast Corridor between
>Washington and Boston.[2]"

>The key word here is "parts"

Others have stated that it's not yet installed north of Philadelphia.

>Both an Acela and a SEPTA train reported being hit by projectiles in
>that area in just before the derailment. That's being played down as a
>possible cause.

>http://www.philly.com/philly/news/20150514_SEPTA_train_hit_by_p
ojectile_before_Amtrak_crash.html

It's not "being played down as a possible cause." It's rejected. Why would
you even raise it? That couldn't possibly have caused the engineer to exceed
timetable speed by 57 mph.

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