UM.71: Difference between revisions
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Link back to [[Control Functions]]. | |||
==Origin== | ==Origin== | ||
UM.71 was a semi-automatic signal commissioned at [[Swindon MAS Stage 1]] on 14 November 1966<ref name="S.2498">Signalling Notice [[S.2498]]</ref>. At that stage it was supervised by [[Uffington]] SB. | UM.71 was a 4-aspect, semi-automatic signal commissioned at [[Swindon MAS Stage 1]] on 14 November 1966<ref name="S.2498">Signalling Notice [[S.2498]]</ref>. At that stage it was supervised by [[Uffington]] SB. | ||
It was the protecting signal for Ashbury Level Crossing and Ground Frame on the Up Main. | It was the protecting signal for Ashbury Level Crossing and Ground Frame on the Up Main. | ||
Controlled passed to Swindon Panel under [[Swindon MAS Stage 5]] on 3rd March 1968. | Controlled passed to Swindon Panel under [[Swindon MAS Stage 5]] on 3rd March 1968. | ||
{{Template:LastNextSignals | |||
|LastSignal=[[UM.72]] | |||
|LastSignalLine=Up Main | |||
|NextSignalLine=Up Main | |||
|NextSignal=[[UM.70]] | |||
}} | |||
==Converstion to Controlled== | ==Converstion to Controlled== | ||
| Line 19: | Line 27: | ||
and the signal was actually converted to [[SN.85]] on 6 September of that year. | and the signal was actually converted to [[SN.85]] on 6 September of that year. | ||
{{Template:LastNextSignals | |||
|LastSignal=[[UM.72]] | |||
|LastSignalLine=Up Main | |||
|NextSignalLine=Up Main | |||
|NextSignal=[[UM.87]] | |||
}} | |||
==Conversion back to Automatic== | ==Conversion back to Automatic== | ||
Latest revision as of 17:50, 5 August 2014
Link back to Control Functions.
Origin
UM.71 was a 4-aspect, semi-automatic signal commissioned at Swindon MAS Stage 1 on 14 November 1966[1]. At that stage it was supervised by Uffington SB.
It was the protecting signal for Ashbury Level Crossing and Ground Frame on the Up Main.
Controlled passed to Swindon Panel under Swindon MAS Stage 5 on 3rd March 1968.
| Previous Signal | Line | Line | Next Signal |
|---|---|---|---|
| UM.72 | Up Main | Up Main | UM.70 |
Converstion to Controlled
This signal was planned to be converted to a controlled signal (SN.85) (from a semi-automatic) on 2 August 1970:
But the work did not take place as planned:
and the signal was actually converted to SN.85 on 6 September of that year.
| Previous Signal | Line | Line | Next Signal |
|---|---|---|---|
| UM.72 | Up Main | Up Main | UM.87 |
Conversion back to Automatic
Latterly the signal was converted back from SN.85 to an automatic.