Last update 27 July 2023
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 Caernarvon Junction with CNH3 (240.14) 0.09 MENAI BRIDGE 0.79 TREBORTH ≈3.09 PORT DINORWIC [1] 3.18 PORT DINORWIC [2] 5.08 GRIFFITH'S CROSSING 7.14 CAERNARVON formerly CARNARVON 7.23 Caernarvon Junction with CLS (0.00) and CNV (0.00) Note that between Caernarvon station and Caernarvon Junction the double track railway was worked as two single lines, the easternmost continuing from Caernarvon Junction as CLS and the westernmost continuing as CNV. These continued in parallel as far as their divergence approximately one mile from Caernarvon Junction.