Architect and Builder Apr/May 2018 | Page 27

On the southern edge the building needed to deal with a rather harsh condition of structured parking for the mall. It needed to do this in such a way as to provide something visually interesting and pleasing for the mall users to look at. From a planning point of view, the building’s services, ablutions and vertical circulation is centrally located around the atrium that forms the center point of a ‘star-shaped’ plan. From here the building branches off into effectively three wings. These wings made up the extremities of the plan but were all connected, ensuring that the building could easily house three different tenants per floor, or a single tenant. Materials Due to weight limitations and the organic nature of the form, the façades are a unique combination of lightweight steel frame construction with expanded polystyrene (EPS) and composite aluminium cladding. This gave the architect the ability to curve the façades with excellent thermal insulation properties and an uncompromising ‘liquid’ finish. A combination of double-glazing and single- glazing with sun-screen louvres allowed the archi- tects to ensure optimal thermal performance in the building. At the base of the building the slick, liquid finishes of the façade are contrasted by more heavy and earthy materials of stone, timber and landscaped berms. Challenges Because the building sat on the existing super- basement that links to the Ma