Technical drawing numbers
S622/1Record of amendments
S622/2Locking sketch
S622/3Mechanical locking table
S622/4Detection table
S622/5Electrical control table
S622/6Dog chart
S622/7Lever leads
S622/12Signal box diagram

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Filton West  ——  This box   ——  Blaise

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.