Control points, controlled signals and intermediate signals

[NW Mailing List]

On 8/19/2013 7:42 PM, NW Mailing List wrote:

> Jim,

>     A control point or controlled signal is a home signal controlled 

> by the dispatcher. An intermediate signal is an automatic block signal 

> and not controlled by the dispatcher. A distant signal is one that 

> tells the crew that the next signal is a controlled signal. For 

> example, Cloverdale branch is black, Track Warrant territory and has 

> no signals for its entire nine mile length, other than an Approach 

> Distant signal before the signal governing movement off of the branch 

> back out onto the mainline. It never changes, so, does not provide any 

> block protection.

>

> Jimmy Lisle

> ________________________________________

> NW-Mailing-List at nwhs.org

> To change your subscription go to

> http://list.nwhs.org/mailman/options/nw-mailing-list

> Browse the NW-Mailing-List archives at

> http://list.nwhs.org/pipermail/nw-mailing-list/

>

I should have added that the approach distant signal also displays a "D" 
plate on the mast.

Jimmy