(08 Sep 2016, 3:42 pm)Jamie M wrote Stanley have one and a couple over at hexham. I'd say 4 at stanley and hexham and then there's the riverside and deptford ones. I don't believe there's enough other buses to cover for them all so I don't believe it's for this, although I could be wrong.
It will be part of the scheme to replace the MPDs. I would assume that these 4 Solos are part of the 15 that busmanT confirmed would be in the fleet by the end of January 2017 here, taking the number of MPDs down from 24 to just 9.