Last update 13 August 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.
159.10 Grendon Underwood Junction with MCJ3 161.57 AKEMAN STREET 161.61 later end of line 163.52 WOTTON 164.75 Ashendon Junction with NAJ3 (0.27) down line 165.21 Ashendon Junction with NAJ2 (33.55) up line