Last update 14 June 2026
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 Barry Junction with BRY (8.16) ≈1.40 junction with Porthkerry Deviation 1.50 start of Porthkerry viaduct 1.68 end of Porthkerry viaduct 2.51 junction with Porthkerry Deviation 3.22 RHOOSE CARDIFF INTERNATIONAL AIRPORT 3.26 RHOOSE 4.64 junction with APS 5.05 ABERTHAW formerly A.; A. HIGH LEVEL 5.27 link to APS (5.28) ABERTHAW LOW LEVEL [11.42 on ATW] 6.44 GILESTON 8.33 ST ATHAN 8.49 Aerodrome siding 9.55 LLANTWIT MAJOR 11.58 LLANDOW WICK ROAD 13.26 LLANDOW 15.07 SOUTHERNDOWN ROAD 15.69 Duchy & Lancaster quarries 16.74 Ewenny quarry 17.78 Fords Junction with FOR (0.00) 18.35 Cowbridge Road Junction with CRB 19.05 Brackla South 19.19 Brackla North 19.60 Bridgend & Coity goods depot 20.20 Coity Junction with BAL (0.79) Note that CRB from 18.35 is now considered to be part of VOG, thus: 18.35 Cowbridge Road Junction with closed portion of VOG 18.56 Coychurch Road siding 18.76 Bridgend East Junction with SWM2 (190.33)