(16 Aug 2022, 5:07 pm)Unber43 wrote How much time was added to the 50 in the July changes?
An additional 8 Minutes between Washington Galleries and Chester-Le-Street, iirc correctly it was 16 minutes prior to changes and now it's a 24 minutes journey.
Then you have the additional 12 minutes on a Sunday from South Shields to Marsden Bay.