Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Winter concreting can be economical
Steam heat is being used in Canada for aggregates and water, for thawing out forms, and for protecting concrete after placement; for every yard of mixer capacity 100 hp of boiler capacity is required; complete housing of powerhouse superstructure and conveyor permits concreting to proceed during winter; forms built for 50-ft lifts are warmed by steam heaters suspended inside; mixing water is heated to 140 F; winter concreting costs 8% more.
Winter concreting can be economical
Steam heat is being used in Canada for aggregates and water, for thawing out forms, and for protecting concrete after placement; for every yard of mixer capacity 100 hp of boiler capacity is required; complete housing of powerhouse superstructure and conveyor permits concreting to proceed during winter; forms built for 50-ft lifts are warmed by steam heaters suspended inside; mixing water is heated to 140 F; winter concreting costs 8% more.
Winter concreting can be economical
Civ Eng (NY)
Mitchell, G. (Autor:in) / Young, R.B. (Autor:in)
1950
5 pages
Aufsatz (Zeitschrift)
Englisch
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