SN.201: Difference between revisions
Jump to navigation
Jump to search
(Created) |
(No difference)
|
Revision as of 22:31, 24 August 2014
Back to Control Functions.
Description
This yellow position light signal protects Thingley Sidings ground frame connection into the Up Main.
It is slotted by Thingley Up Sidings Ground Frame, released from Swindon Panel.