Quick model built to AM Drawing 12365/41, the closest match I could find to the Ingham example without seeing the RSP:
Hopefully it illustrates what those column bases alongside the veg. preparation hut were for a bit better than I could describe over the phone Warren...
There are a few minor differences, the dining rooms need shortening to suit and the WC block needs adding etc., but we can work on those over time.
All the best,