Concreting on the Ottawa River Projects of the Hydro-Electric Power Comission of Ontario
A. L. Malcolm and R. B. Young
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Construction procedures on three Hydro-Electric Power Commision of Ontario dam projects are described including the placing of concrete in lifts up to 50 ft, material and concrete handling systems, classes of concrete, sand blending and aggregate production, treatment of joints, concrete proportioning, winter concreting, and concrete control measures. A discussion of the merits of high lifts in mass concrete structures concludes the paper.