Patchway Tunnel

Technical drawing numbers
S610/1Record of amendments
S610/2Locking sketch
S610/3Mechanical locking table
S610/4Detection table
S610/5Electrical control table
S610/6Dog chart
S610/7Lever leads
S610/12Signal box diagram

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Patchway  ——  This box   ——  Cattybrook Sidings

The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file will be published on a CD-ROM entitled 'Great Western Railway Signal Box Diagrams - Section B'. For availability and ordering information, click on the image below.

This page last updated on 8th February 2010.