GWR trains diverting to Euston in rare route change during HS2 station build

"One of the biggest issues is the Train Platform Interface (PTI), which basically concerns whether people can get on and off the train, especially if they use platform boarding ramps."

"To see if it would work, last week, a nearly empty Hitachi Class 802 train departed Reading carrying a handful of observers and engineers to see if they could run the train into Euston station via a diversion around north London."

Read at ianVisits