This section is an End View of the previous drawing. Important things to note: concrete panels for m the wall structure. The connection between the concrete panel and the roof is a simple Angle to structural engineers specifications. The flashing is fixed into the concrete, probably when it was poured off site. The floor slab are two different slabs the inner slab and the infill slab they are differentiated by the concrete texture in the section. The infill slab and the concrete panel rest of the reinforced concrete pad footing.