The facade is set slightly back from the edge of the concrete slabs, creating a narrowed covered walkway around the house with larger viewing platforms at the corners.
hierarchy of covered walkway system
Stoa: In Greek architecture, a freestanding colonnade or covered walkway; also, a long open Building with its roof supported by one or more rows of columns parallel to its rear wall.
The original connection between the two was via an open courtyard, which SHH have now partly built over to form a covered walkway between the two for all-weather access.
The whole building is raised above its site on fins of concrete, featuring arched, triangular and rectangular cutouts that allow visitors to use the area as a covered walkway.