|Technical drawing numbers|
|Record of amendments|
|R312A||Mechanical locking table|
|R312B||Electrical locking table|
|Signal box diagram|
The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file will be published on CD-ROM (SR Sections M, N & R, update CD). The update CD contains a redrawn or amended diagram. For availability and ordering information, click on the image below.
This page last updated on 14th February 2011.