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NS System Forum => General Discussion => Topic started by: Railroadguy on December 20, 2016, 01:40:11 PM

Title: TWC question
Post by: Railroadguy on December 20, 2016, 01:40:11 PM
Hey you guys, I have a few questions concerning TWC. Was the use of "OS locations" on dark territory lines a thing? Or did NS have another system back then 
Title: Re: TWC question
Post by: NSyorktown on December 29, 2016, 04:18:46 AM
Hi Railroadguy:

I live along a Track Warrant Controlled line in east-central Indiana . . . so have been watching this thread to see what other "experts" on this site might post.  Perhaps the question(s) you posed were a bit vague.

That said, either of these sites might help with your question:

http://www.lundsten.dk/us_signaling/twc/
http://www.cwrr.com/Lounge/Reference/rules/warrant.html#14.0

Obviously, if the question is about the historical use of TWC on NS, that won't be covered at these links.

Title: Re: TWC question
Post by: Railroadguy on December 30, 2016, 11:45:34 AM
Yeah Im talking about pre-track authority era. Thanks though