(11 Nov 2014, 1:16 pm)Dan wrote Just guess you've got to balance retaining the same spec with having vehicles which will cope and not breakdown. I'd anticipate that any route details would be removed prior to this happening, too.
I don't think they'd bother for the short periods that they will be on there, you're probably looking at July/August mainly when the kids are off. Ironically its when other parts of the network are quieter, which helps in moving resources around.