Severn Tunnel Jcn West

Technical drawing numbers
S1216/1Record of amendments
S1216/2Locking sketch
S1216/3Mechanical locking table
S1216/4Detection table
S1216/5Electrical control table
S1216/6Dog chart
S1216/7Lever leads
S1216/12Signal box diagram

‹‹UP  Click below to move to adjacent box  DOWN››
Severn Tunnel Jcn. Middle  ——  This box   ——  Undy Crossing

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.