| Technical drawing numbers | |
| S2553/1 | Record of amendments |
| S2553/2 | Locking sketch |
| S2553/3 | Mechanical locking table |
| S2553/4 | Detection table |
| S2553/5 | Electrical control table |
| S2553/6 | Dog chart |
| S2553/7 | Lever leads |
| S2553/12 | Signal box diagram |
The frame in this box was replaced in about 1904 with a stud frame.
The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file has been published on a CD-ROM entitled 'Great Western Railway Signal Box Diagrams - Sections G, R & S'. For availability and ordering information, click on the image below.
This page last updated on 4th August 2009.