| Technical drawing numbers | |
| S937/1 | Record of amendments |
| S937/2 | Locking sketch |
| S937/3 | Mechanical locking table |
| S937/4 | Detection table |
| S937/5 | Electrical control table |
| S937/6 | Dog chart |
| S937/7 | Lever leads |
| S937/12 | Box diagram |
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Blachford Viaduct | —— This box —— | Hemerdon Jcn |
The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file has been published on CD-ROM (GW/SR West of England). The diagram itself has not changed (other documentation may have been added or the diagram renumbered or paired) since publication.
For availability and ordering information, click on the image below.
This page last updated on 29th October 2010.