I'm not familiar with these routes, but it reads to me like this:
- Between Blyth & Cramlington, X9 is being diverted along the current X8 route (although it implies the current X9 route is being retained by the new X8), with the X8 now omitting Amersham Road.
Presumably something like this:
![[Image: unknown.png]](https://cdn.discordapp.com/attachments/404364425043116033/953674726486720562/unknown.png)
(The fact I've had to redraw that diagram about 5 times is not good)