| Technical drawing numbers | |
| S1687/1 | Record of amendments |
| S1687/2 | Locking sketch |
| S1687/3 | Mechanical locking table |
| S1687/4 | Detection table |
| S1687/5 | Electrical control table |
| S1687/6 | Dog chart |
| S1687/7 | Lever leads |
| S1687/12 | Box diagram |
Drawing D463 added
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Penrhiwceiber Upper | —— This box —— | Pontcynon Jcn |
The diagram below is a low-resolution version to indicate the content: a revised full-resolution 'pdf' file is presented here as information published since CD-ROM (GW South Wales) was published. The full-resolution image may be opened by clicking on the image below.
This page last updated on 20th February 2013.