102 Rivonia

The first skyscraper in South Africa with cement replacement with PFA in excess of 30%.

The first skyscraper in South Africa with cement replacement with PFA in excess of 30%.
Most of the concrete batched on-site utilized cement replacement values of 64% cement with PFA, considerably more than the original 30% maximum specified.
Significant increases in durability, strength, and aesthetics were achieved.

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102 Rivonia

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