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Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete.
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Home > Publications > International Concrete Abstracts Portal
The International Concrete Abstracts Portal is an ACI led collaboration with leading technical organizations from within the international concrete industry and offers the most comprehensive collection of published concrete abstracts.
Title: Time Dependent Deformations in a 70 Story Structure
Author(s): Donald W. Pfeifer, Donald D. Magura, Henry G. Russell, and W.G. Corley
Publication: Special Publication
Appears on pages(s): 159-186
Keywords: age; columns (supports); concretes; creep propertities; creep tests; deformation; differential shortening; drying shrinkage; field tests; Lake Point Tower; measuring instruments; moist curing; plain concrete; reinforced concrete; research; shearwalls
Abstract:This report describes field and laboratory tests to determine instantaneous and time dependent deformations of the concrete columns and core walls in a 70 story reinforced concrete structure. These columns and core walls have different diameters and thicknesses over the height of the structure and are made with four different concretes.
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