Technical drawing numbers
S1894/1Record of amendments
S1894/2Locking sketch
S1894/3Mechanical locking table
S1894/4Detection table
S1894/5Electrical control table
S1894/6Dog chart
S1894/7Lever leads
S1894/12Signal 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 'Great Western Railway Signal Box Diagrams - South Wales'. For availability and ordering information, click on the image below.

This page last updated on 8th October 2010.