TECHNICAL SPECIFICATIONS Owner: Johannesburg City CouncilArchitect: Boogertman Urban Edge and PartnersGen. Contractor: Grinaker - LTA/Interbeton JVCapacity: 94,000 seatsDescription: the roof structure is composed of a triangular spatial truss fabricated from tubular sections; 40 m long cantilever trusses spanning from the spatial truss, spaced at approximately 13 m, using fabricated "double-T” beams.