| Technical drawing numbers | |
| S3291/1 | Record of amendments |
| S3291/2 | Locking sketch circa 1913 (full size version provided on update CD) |
| S3291/3 | Mechanical locking table |
| S3291/4 | Detection table |
| S3291/5 | Electrical control table |
| S3291/6 | Dog chart |
| S3291/7 | Lever leads |
| S3291/12 | Box diagram |
| ‹‹UP Click below to move to adjacent box DOWN›› | ||
| Festiniog Station | —— This box —— | Cwmboydd Crossing |
No SRS diagram is available.
This page last updated on 24th June 2011.