| Link | Number | Details | Miles |
|
|
37178
| Observed at Severn Tunnel Junction | |
|
|
37191
| Observed at Severn Tunnel Junction | |
|
|
37203
| Observed at Severn Tunnel Junction | |
|
|
37213
| Observed at Severn Tunnel Junction | |
|
|
37217
| Observed at Newport | |
|
|
37224
| Observed at Cardiff Central | |
|
|
37243
| Observed at Ebbw Junction | |
|
|
37269
| Observed at Cardiff Central | |
|
|
37273
| Observed at Severn Tunnel Junction | |
|
|
37278
| Observed at Cardiff Central | |
|
|
37281
| Observed at Severn Tunnel Junction | |
|
|
37284
| Observed at Ebbw Junction | |
|
|
37285
| Observed at Ebbw Junction | |
|
|
37295
| Observed at Ebbw Junction | |
|
|
37299
| Observed at Cardiff Central | |