I have been thinking about how to finish off the RH end of the warehouses, and yet another scenic break - 4 in such a small layout

So I came up with the idea of extending "Barnett & Sons" with a high level walkway providing access across the railway (and conveniently masking the track disappearing through the backscene), taking inspiration from these derelict warehouses in Gloucester Quays:

So here's a cardboard mock-up to illustrate . . .