(07 Apr 2025, 2:18 pm)54APhotography wrote 9 IET vs 12 units (10 180, 2 221) means either a cut overall or as requested 10 car operation to Doncaster and splitting there, which the ORR will review as that would release paths out of King's Cross.
GC operationally can do so as the platforms at Doncaster are capable of such practice.
The benefit is a Doncaster stop for Sunderland trains.
It's more than enough trains, the PVR is 7. It's just the Class 180's are so crap they need a stupid number of spares.
https://www.railforums.co.uk/threads/gra...med.284213 - Been discussion of it here.