Pwll-Du tunnel entrance
Location type
TunnelName and dates
Pwll-Du tunnel entrance| Nearby stations Clydach Whistle Halt Garn-yr-Erw Gilwern Halt Furnace Sidings Big Pit Mining Museum Govilon Waunavon Blaenavon Low Level Gelli Felen Halt Blaenavon High Level Brynmawr Nantyglo [2nd] Nantyglo [1st] Abergavenny (Brecon Road) | Garn Ddyrys Forge Lime Works Clydach / Gilwern Quarries Clydach Tunnel Clydach Ironworks Kay Slope Colliery Smart^s Bridge Quarry Garn Slope Colliery Blaenavon Ironworks Llam-march Quarry Rubble Bridge Colliery Blaenavon Iron and Steel Works Gilwern Wharf |
| Location names in dark blue are on the same original line. | |
