| Technical drawing numbers | |
| S1446/1 | Record of amendments | 
| S1446/2 | Locking sketch | 
| S1446/3 | Mechanical locking table | 
| S1446/4 | Detection table | 
| S1446/5 | Electrical control table | 
| S1446/6 | Dog chart | 
| S1446/7 | Lever leads | 
| S1446/12 | Signal box diagram | 
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Penrhos Lower | —— This box —— | Pentyrch | 
No SRS diagram is available.
This page last updated on 8th October 2010.