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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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Welded wire reinforcement (WWR) is prefabricated reinforcement consisting of high-strength cold-worked steel wires that are resistance-welded together in square or rectangular grids by continuous automatic welders. This report provides WWR product information, material specifications, and design/detailing recommendations, with an overview of manufacturing, shipping, and construction use in various applications of concrete construction.
The Collection Online includes all new committee standards and reports released throughout the year. The most recently added include:
439.5R-18 Guide for the Specification, Manufacture, and Construction Use of Welded Wire Reinforcement
305R-20 Guide to Hot Weather Concreting
301-20 Specifications for Concrete Construction
546.4R-20 Guide for Jobsite Quality Control and Quality Assurance of Cementitious Packaged Materials
515.3R-20 Guide for Assessment and Surface Preparation for Application of Protection Systems for Concrete
533.1R-20 Guide for Design and Construction Responsibilities for Architectural Precast Concrete
304.4R-20 Guide to Placing Concrete with Belt Conveyors
549.4R-20 Guide to Design and Construction of Externally Bonded Fabric-Reinforced Cementitious Matrix and Steel-Reinforced Grout Systems for Repair and Strengthening of Concrete Structures
533.5R-20 Guide for Precast Concrete Tunnel Segments
351.2R-10(20) Report on Foundations for Static Equipment
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