| Route | Sudbrook Branch |
| Section | Caldicot to COM |
| Remarks | Disused |
| Maps | SBK1 Interactive • Local: Severn Tunnel |
| ELR Extent | 146M 1295y to 147M 0228y • 0.394 miles • 0.634 km |
| Measured 0.619 km (-15 m, relative to reported extent) | |
| Track ID Extents | None Allocated ⚠️ |
| Grouping | SBK1 , SBK2 |
| Neighbours | BSW , CWT , SBK2 , SWM2 |
| NR Region | 🟧 Wales & Western |
| TRACKmaps | 🟠 Western & Wales |
Administrative Areas and Nearest Places
From To Country Administrative Area 146 ●● 147 Wales Monmouthshire From To Nearest Place District / County Proximity 146 ●● 146 ●●● Caldicot Monmouthshire Remote 146 ●●● 147 Portskewett Monmouthshire Distant → Remote