Acton Yard

Technical drawing numbers
S13Y/1Record of amendments
S13Y/2Locking sketch
S13Y/3Mechanical locking table
S13Y/4Detection table
S13Y/5Electrical control table
S13Y/6Dog chart
S13Y/7Lever leads
S13Y/12Box diagram

things. Where there are many multi-routed signals, the conditional locking will become complicated and there are two trays, each of nine channels, to con tain the locking. One lever has no less than ten conditions (lever 7) and several levers have six or more conditions attached to the tappet. Most of this is to provide signal to signal locking depending whether the route is set so that the signals read towards each other."
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(Acton Wells Jcn[MR])  ——  This box   ——  Acton (West)

The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file has been published on CD-ROM (GW Section A). For availability and ordering information, click on the image below.

This page last updated on 5th February 2010.