UM.68
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Origin
UM.68 was a 3-aspect automatic signal commissioned at Swindon MAS Stage 1 on 14 November 1966[1]. At that stage it was supervised by Uffington SB.
| Previous Signal | Line | Line | Next Signal |
|---|---|---|---|
| UM.69 | Up Main | Up Main | UF.22 |
Supervision passed to Swindon Panel under Swindon MAS Stage 5 on 3rd March 1968.
| Previous Signal | Line | Line | Next Signal |
|---|---|---|---|
| UM.69 | Up Main | Up Main | SN.89 |
Alterations in connection with Reversible Signalling
From 19 June 1977 the signal was mounted on a right-hand cantilever, in readiness for the future installation of SN.693RR on the same structure.
The reversible signalling was brought into use in 1981 [2].