Last update 24 May 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.
179.56 junction with CNH2 180.16 start of Roodee [up fast line] viaduct and start of Roodee [down fast line] viaduct and start of Roodee [Wrexham lines] viaduct 180.47 end of Roodee [up fast line] viaduct and end of Roodee [down fast line] viaduct and end of Roodee [Wrexham lines] viaduct 180.50 River Dee viaduct 180.79 Holyhead Junction with WSJ2 (212.12) 181.09 Saltney Junction with WSJ2 (212.02) 182.13 Saltney Wharf goods 182.29 Mold Junction with CMO (0.00?) 184.71 SANDYCROFT 185.23 SANDYCROFT H M FACTORY 185.36 Aston Hall New colliery 186.15 QUEENSFERRY 186.73 intersection bridge under WDB1 (mileage unknown) 186.77 SHOTTON formerly S.; S. LOW LEVEL 187.31 Shotton goods 187.51 Dentith's sidings 187.59 junction with link to SLP (0.32 long) 188.04 CONNAH'S QUAY 188.17 Connah's Quay West Junction with BUC (5.43) 188.74 Rockcliffe Hall 190.30 North Wales Paper Mill siding 191.47 FLINT 192.17 Muspratt's siding and Courtauld's siding BAGILLT [1] 193.52 BAGILLT [2] 194.02 Bettisfield colliery 194.35 Deebank siding 195.69 Holywell Junction with HOY (0.00) 195.78 HOLYWELL JUNCTION formerly H. 197.26 Llanerchymor viaduct 197.40 Llanercrymor siding 199.22 MOSTYN 199.26 Darwen & Mostyn iron works 201.76 junction with Point Of Ayr colliery lines 202.10 TALACRE 203.70 Gronant siding 204.53 Nant Hall 205.39 PRESTATYN [1] (mileage uncertain) 205.43 PRESTATYN [2] 205.62 Prestatyn Junction with PCM (0.00) 209.08 RHYL 209.69 start of Old Foryd viaduct 209.79 start of New Foryd viaduct 210.08 end of Old Foryd viaduct and New Foryd viaduct 210.10 Foryd Junction with VOC (10.13) 211.02 FORYD 213.30 ABERGELE & PENSARN 215.72 Llandulas viaduct 215.79 LLANDULAS 217.03 LLYSFAEN formerly LLANDULAS 218.08 OLD COLWYN formerly C. 218.19 Colwyn viaduct 219.00 Groes viaduct 219.37 COLWYN BAY formerly C. ≈219.55 divergence with original route 221.04 unknown viaduct ≈221.36 convergence with original route 221.41 MOCHDRE & PABO 223.12 later junction with LJT1 (0.30) 223.39 LLANDUDNO JUNCTION [2] 223.42 original junction with LJT1 (0.00) ≈223.52 LLANDUDNO JUNCTION [1] 223.55 Llandudno Junction with LLJ (0.00) 224.00 start of Conwy Tubular viaduct 224.07 end of Conwy Tubular viaduct 224.40 CONWY 225.49 CONWAY MORFA formerly C. MARSH 228.69 PENMAENMAWR 229.54 Goat Inn viaduct 230.13 start of Penmaenmawr viaduct 230.22 end of Penmaenmawr viaduct 231.48 LLANFAIRFECHAN 233.51 ABER 237.03 start of Llandegai viaduct 237.14 end of Llandegai viaduct 237.24 Penlan siding 237.50 Penrhyn Sidings Junction with PPE (0.00) 237.70 start of Cegin viaduct 238.04 end of Cegin viaduct 238.18 Bethesda Junction with BAB (0.00) 238.71 BANGOR (GWYNEDD) formerly B. 240.14 Caernarvon Junction with BCN (0.00) 240.23 MENAI BRIDGE ≈241.03 BRITANNIA BRIDGE 241.09 start of Britannia Bridge viaduct 241.35 end of Britannia Bridge viaduct 242.29 LLANFAIRPWLL formerly LLANFAIR; LLANFAIR P G 245.12 GAERWEN 245.15 Gaerwen Junction with GLA (0.00) 249.64 start of Bodorgan viaduct 249.74 end of Bodorgan viaduct 251.52 BODORGAN 254.27 TY CROES up platform 254.31 TY CROES mean 254.34 TY CROES down platform 256.04 RHOSNEIGR 256.16 Trewyn Sands viaduct 260.07 junction with sidings 260.09 VALLEY 261.56 Anglesey Aluminium Metals Ltd sidings ≈263.08 HOLYHEAD [1] ≈263.40 HOLYHEAD [2] 263.52 HOLYHEAD [3] 263.72 later end of line 263.73 Holyhead Old yard 264.00 Holyhead goods depot 264.43 Holyhead pier Note that in 1984, from ≈219.55 to ≈221.36, the line was slewed to the north side