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Re: Amtrak SDP - 40F's
Author: WAF
Date: 11-26-2011 - 14:02

OPRRMS Wrote:
-------------------------------------------------------
> George Andrews Wrote:
> --------------------------------------------------
> -----
> > The problems many railroads had with Amtrak's
> > SDP-40F's had much to do with their track
> > structure & maintenance levels, and less to do
> > with the units themselves. While BN & Chessie
> were
> > restricting the units' speed on curves, Santa Fe
> &
> > Union Pacific were regularly running them @ 90
> MPH
> > and they stayed on their tracks just fine.
>
> SP also placed a 50 MPH restriction on the units
> at locations were the degree of curvature exceeded
> a certain percentage (which I've long-since
> forgotten; maybe WAF remembers).

Three percent or greater curvature and not only to Amtrak locomotives, all the SP tunnel motors and a later deliveries of UP SD40-2, which is why all the UP GE 28Cs and 30Cs came west in 1977

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  Re: A Hot Thanksgiving Eve Portrait OERM Otaku 11-23-2011 - 19:56
  Re: A Hot Thanksgiving Eve Portrait trainjunkie 11-23-2011 - 20:37
  Re: A Hot Thanksgiving Eve Portrait R Ruiz 11-23-2011 - 23:22
  Re: A Hot Thanksgiving Eve Portrait Marty Bernard 11-24-2011 - 06:13
  Re: A Hot Thanksgiving Eve Portrait George Andrews 11-24-2011 - 09:23
  Re: A Hot Thanksgiving Eve Portrait Marty Bernard 11-24-2011 - 09:39
  Re: A Hot Thanksgiving Eve Portrait Bruce Holleran 11-24-2011 - 12:55
  Re: A Hot Thanksgiving Eve Portrait Severe Duty 11-24-2011 - 14:21
  Re: A Hot Thanksgiving Eve Portrait Bruce Holleran 11-24-2011 - 16:32
  Re: A Hot Thanksgiving Eve Portrait Marty Bernard 11-25-2011 - 08:51
  Re: A Hot Thanksgiving Eve Portrait gt44c 11-25-2011 - 10:09
  Re:Uh...not me! Severe Duty...really. 11-24-2011 - 17:34
  Re: Amtrak SDP - 40F's George Andrews 11-25-2011 - 12:13
  Re: Amtrak SDP - 40F's OPRRMS 11-25-2011 - 14:18
  SDP40F derailment report OPRRMS 11-25-2011 - 20:19
  Re: Amtrak SDP - 40F's WAF 11-26-2011 - 14:02
  Re: Amtrak SDP - 40F's Dr Zarkoff 11-26-2011 - 15:22
  Re: Amtrak SDP - 40F's OTN 11-28-2011 - 09:26
  Re: Amtrak SDP - 40F's Juppo 11-28-2011 - 17:29
  Re: Amtrak SDP - 40F's Dr Zarkoff 11-28-2011 - 18:14
  Re: Amtrak SDP - 40F's George Andrews 11-28-2011 - 19:38


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