| Technical drawing numbers | |
| S1437/1 | Record of amendments |
| S1437/2 | Locking sketch |
| S1437/3 | Mechanical locking table |
| S1437/4 | Detection table |
| S1437/5 | Electrical control table |
| S1437/6 | Dog chart |
| S1437/7 | Lever leads |
| S1437/12 | Signal box diagram |
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Whitchurch (Glam.) | —— This box —— | Heath Jcn. |
The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file will be published on CD-ROM (GW South Wales, 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 15th June 2011.