Caretta Branch - Abandoned Signal

[NW Mailing List]

Joe -

Thanks for the detailed information.  It is greatly appreciated.

Jeff Hawkins


----- Original Message ----- 
From: "NW Mailing List" <nw-mailing-list at nwhs.org>
To: "NW Mailing List" <nw-mailing-list at nwhs.org>
Sent: Monday, March 03, 2014 2:04 PM
Subject: Re: Caretta Branch - Abandoned Signal 



> 

> Jeff,

> It is definately not a home signal for the junction with a milepost

> marker on it.

> 

> As for the aspects, my guess (experts please correct me if I'm wrong)

> is that if a train leaving the branch is lined at the juction, the

> signals will show Clear (since the signal at the junction will show

> either clear or approach. Timetable speed for the branch should keep

> the train from moving too fast if the junction signal is approach, so

> no need to display an advance approach signal even with the short block

> distance between the junction and the approach signal.

> 

> If the train leaving the branch does not have a signal at the junction,

> the signal will show horizonal red. Since the signal has a milepost

> marker on it, it is a permissive signal, so the actual signal indication 

> is either "Restricting" or "Stop and proceed", allowing the train to

> approach the junction at restricted speed. Thus, no need for an approach

> indication.

> 

> 

> Joe Shaw

> Christiansburg, VA

> http://www.krunk.org/

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