The explosion in Johannesburg’s Central Business District (CBD) was a tragic incident that has cost the city dearly. The City of Johannesburg spent R4 million on professional experts to investigate the cause of the disaster, and the estimated cost of repair work now stands at a staggering R178 million. City Manager Floyd Brink elaborated on the figures during a press briefing, emphasizing that the expenditures might change as they await detailed designs for the entire project.