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Re: Tacoma Rail's SD70ACe P4's
Author: A1A units
Date: 01-05-2015 - 18:00

Max Wyss Wrote:
> As an aside, is there a good explanation why the
> A1A-A1A configuration is preferred over a BoBo
> configuration (unless the axle load would be too
> high, of course); a BoBo configuration would on
> the other hand also work better in curves due to
> the shorter wheelbase.


Modern locomotives, such as the SD70 and ES44 series are incredibly heavy. There is no way any railroad could support so much weight on four axles. The only reason for going A1A trucks rather than two axle trucks is weight distribution.

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Subject Written By Date/Time (PST)
  Tacoma Rail's SD70ACe P4's Steve Carter 01-05-2015 - 01:05
  Re: Tacoma Rail's SD70ACe P4's Steve Carter 01-05-2015 - 02:14
  Re: Tacoma Rail's SD70ACe P4's SP5103 01-05-2015 - 08:58
  Re: Tacoma Rail's SD70ACe P4's SP5103 01-05-2015 - 11:50
  Re: Tacoma Rail's SD70ACe P4's Shortline Sammie 01-05-2015 - 12:41
  Re: Tacoma Rail's SD70ACe P4's Steve Carter 01-05-2015 - 13:50
  Re: Tacoma Rail's SD70ACe P4's SP5103 01-06-2015 - 11:30
  Re: Tacoma Rail's SD70ACe P4's Steve Carter 01-06-2015 - 19:46
  Re: Tacoma Rail's SD70ACe P4's SP5103 01-06-2015 - 23:51
  Re: Tacoma Rail's SD70ACe P4's Steve Carter 01-07-2015 - 01:07
  Re: Tacoma Rail's SD70ACe P4's BN Oly 01-07-2015 - 18:58
  Re: Tacoma Rail's SD70ACe P4's Max Wyss 01-05-2015 - 17:16
  Re: Tacoma Rail's SD70ACe P4's A1A units 01-05-2015 - 18:00
  Re: Tacoma Rail's SD70ACe P4's BN Oly 01-05-2015 - 20:06
  Re: Tacoma Rail's SD70ACe P4's George Andrews 01-05-2015 - 20:08
  Re: Tacoma Rail's SD70ACe P4's mook 01-06-2015 - 17:57


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