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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: Composite Columns
Author(s): L. J. Mensch
Publication: Journal Proceedings
Appears on pages(s): 263-280
Abstract:Composite columns are hooped concrete columns with standard spiral and vertical reinforcing and with an additional heavy strengthening member of cast iron or structural steel. Paper describes in detail tests on I4 composite col-umns at the Talbot Laboratory of the University of Illinois which showed that the then existing and also the present code requirements were too restricted. Also describes and lists the tests on a large number of composite columns made at the National Bureau of Standards, the Armour Institute of Technology, the Lewis Institute of Chicago, ber of European universities. by Emperger, and a num-Result of the tests at the University of Illinois was briefly as follows: columns failed at an average stress on the concrete section with 1 percent of spiral hooping and stresses in the cast iron core from 38 500 to 44,900 psi and stresses in steel cores of from 34,400 to 36,800 psi.
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