421: Difference between revisions
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Revision as of 22:23, 24 August 2014
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Description
421 points are the trailing connection in the Up Main from Thingley Sidings.
They are worked by Thingley Up Sidings Ground Frame, released from Swindon Panel.
The ground frame was originally mechanical, but converted to motor operation at 05.35 on Monday 8 June 2009.