Technical drawing numbers
S3498/1Record of amendments
S3498/2Locking sketch
S3498/3Mechanical locking table
S3498/4Detection table
S3498/5Electrical control table
S3498/6Dog chart
S3498/7Lever leads
S3498/12Signal box diagram

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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 'Signal Box Diagrams - West of England'. For availability and ordering information, click on the image below.

This page last updated on 15th October 2010.