Last update 3 August 2025
Mileages are given in the form miles.chains unless stated otherwise. Figures prefixed with ≈ are approximate, those in parentheses are not on this route but are given for reference. Reference to 'start'/'end' of an asset are as read down the page.
0.00 junction with NNM (1.00) 0.32 Llanarth Street Junction with LLH (0.69) 0.68 NEWPORT MILL STREET 1.06 MARSHES TURNPIKE GATE 3.44 LLANTARNAM 5.10 CWMBRAN 5.22 Cwmbran Junction with CMB (0.67) 5.35 Cwmbran Siding Junction with NBZ 6.09 UPPER PONTNEWYDD formerly P. 6.46 PONTRHYDYRUN [2] included 'HALT' on name boards 6.67 PONTRHYDYRUN [1] 7.09 SEBASTOPOL 7.53 PANTEG & GRIFFITHSTOWN formerly P. 7.60 Coedygric Junction with PEJ (33.21) 8.65 PONTYPOOL BLAENDARE ROAD 8.72 Trosnant Junction with TRO (0.27) 9.20 PONTYPOOL CRANE STREET formerly P. 9.46 Trevethin Junction with TAL 9.65 Pontnewynydd marshalling yard 9.78 Pontnewynydd Junction with CMN 10.11 PONTNEWYNYDD formerly P. 10.55 SNATCHWOOD included 'HALT' on name boards 11.17 ABERSYCHAN LOW LEVEL formerly A. 11.53 CWMFFRWD included 'HALT' on name boards 11.58 junction with CFZ (14.07) 12.73 CWMAVON MON formerly C. 14.71 BLAENAVON LOW LEVEL formerly B. 15.12 junction with iron works lines