(15 Nov 2020, 3:17 pm)streetdeckfan wrote Having to change to a different vehicle on the X21 used to be a common occurrence, we'd often have to switch from a StreetDeck to an OmniDekka at Chester le Street. No real explanation was ever given, usually just that the bus was needed elsewhere.

A common occurance yes, but not a scheduled one. The X21 used to be based out of the outstation so it wouldn't surprise me if it was for routine maintenance being done.

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