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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: Torsion Design and ACI 318-71
Author(s): Alan H. Mattock
Publication: Special Publication
Appears on pages(s): 145-158
Keywords: beams (supports); building codes; flexural strength; reinforced concrete; shear strength; torsion; web reinforcement
Abstract:The provisions of ACI 318-71 concerned with the design of reinforced concrete members for torsion are discussed. The background to these provisions is also discussed, in particular concerning interaction effects between torsion, shear and flexure. The paper concludes with a summary of the steps involved in the design of a reinforced concrete member to carry a significatn torsional moment in addition to shear and flexure, when using the 1971 edition of the ACI Building Code.
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