oa Civil Engineering = Siviele Ingenieurswese - De Mistkraal Weir wins 1986 SAlCE Eastern Province Regional Award



The De Mistkraal Weir, designed and constructed by the Department of Water Affairs, is the first dam in South Africa to be completed using rollcrete as the principal building material. Rollcrete is an abbreviation for 'roller compacted concrete', which is basically a zero slump concrete designed to be transported by high capacity equipment, such as dump trucks or conveyor belt systems, then spread by a bulldozer and compacted by a vibratory roller.


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