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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: Repairs of Concrete Columns, Spandrels, and Balconies on a High-Rise Housing Complex in Chicago
Author(s): Stella L. Marusin
Publication: Special Publication
Appears on pages(s): 157-174
Keywords: acrylic resins; chlorides; columns (supports); con-crete
slabs; corrosion; epoxy resins; high-rise buildings; rein- -- forced concrete; repairs.
Abstract:A large complex of exposed-frame reinforced concrete high-rise apartments began to exhibit severe deterioration after 18 years of service. Tests on concrete extracted from the exposed columns, spandrels and balcony slabs confirmed that large amounts of chloride ions were present in the areas of deterioration. The concrete deterioration related to the corrosion of the embedded reinforcing steel of these structures. laboratory tests to materials and repair techniques, develop appropriate repair I) portland cement acrylic modified cast-in-place concrete and hand-placed epoxy mortar were selected as the restoration materials. used in the restoration are described. The repair techniques
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