The new design tucked the house sidelong into the slope, with an 8 foot (2.4 m) tall by 200 foot (60 m) long concrete retaining wall on the uphill side. A mezzanine level was added, making use of a prefabricated spiral stair that was to have been the lower entrance. The upper level holds the bedrooms and overlooks the double-height living room. A courtyard was also introduced, separating the residence from the studio space