DM.70: Difference between revisions
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The top yellow was then planned to be brought into use on 11 February 2002. | The top yellow was then planned to be brought into use on 11 February 2002. | ||
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Revision as of 16:41, 24 August 2014
Link back to Control Functions.
Origin
DM.70 was a 3-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 Down Main.
Controlled passed to Swindon Panel under Swindon MAS Stage 5 on 3rd March 1968.
| Previous Signal | Line | Line | Next Signal |
|---|---|---|---|
| DM.69 | Down Main | Down Main | DM.72 |
Conversion to Controlled
This signal was planned to be converted to a controlled signal (SN.18) (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.18 on 6 September of that year.
Conversion to Automatic
Latterly the signal was converted back to an automatic.
Upgrading to 4-aspect
The signal was re-fitted with a 4-aspect head at 04.50 on Monday 28 January 2002, although the top yellow was not brought into use.
The top yellow aspect was planned to be brought into use on 7 February 2000, as described in GWS.15, but, due to 'construction difficulties' the work did not take place.
The top yellow was then planned to be brought into use on 11 February 2002.
and
but wasn't until 18 February 2002....
