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real diesel locomotives

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  • Member since
    February 2007
  • From: Northview, Missouri
  • 409 posts
Posted by JamesP on Tuesday, April 5, 2011 4:57 PM

A balloon track, also know as a reverse loop, is just a track where a train runs through a facing point switch and circles around a loop of track that connects back to the other route of the switch so the train is now going the opposite direction.  With track power it will create a dead short unless some insulating gaps and special wiring is used.  For a drawing and wiring tips take a look at this link: http://rail.felgall.com/rlt.htm

 - James 

  • Member since
    December 2006
  • From: Michigan City, In.
  • 781 posts
Posted by spikejones52002 on Monday, April 4, 2011 1:52 PM

Ok, I hope to learn something today.

What is a balloon track?

  • Member since
    June 2008
  • From: N. California & Nevada
  • 448 posts
Posted by g. gage on Sunday, April 3, 2011 10:05 PM

As mentioned above the Western Pacific always ran freight trains to and from Oakland CA in A-B-A and/or GP combinations negating any need for turning. The roundhouse and balloon track were several miles apart. However the California Zephyr always ran A-B-B combinations, never GPs I believe for aesthetics, until Amtrak appeared. After passengers disembarked at the SP Mole the Zephyr terminated at a small WP yard containing the roundhouse, balloon track, washer and stores department.

Have fun, Rob   

  • Member since
    July 2003
  • From: Sierra Vista, Arizona
  • 13,757 posts
Posted by cacole on Sunday, April 3, 2011 10:11 AM

Having a crew cab on both ends allows the use of the locomotives in either direction without having to be turned around.

  • Member since
    March 2007
  • From: Rhododendron, OR
  • 1,516 posts
Posted by challenger3980 on Saturday, April 2, 2011 3:29 PM

It is that the power consist can be run in the opposite direction if needed at the end of the run, without haveing to turn the locomotives on around, just run them from the other end in the locomotive facing the other way.

May your flanges always stay BETWEEN the rails

  • Member since
    May 2008
  • From: Palm Bay, Florida
  • 38 posts
real diesel locomotives
Posted by Sp1d3y on Saturday, April 2, 2011 2:32 PM

I was wondering why is it that after the first diesel locomotive or after the "B" unit, the other "A" units are always reversed?  I like the look and just recently i saw a coal train with the second and third unit reversed.  Whats the reasoning?

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