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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 and distribution of 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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Technical considerations related to design, fabrication, and installation
System can be used for full-depth replacement of small or large areas of concrete or HMA pavements.
Teamwork and post-tensioning result in 40 ft cantilevers in the Novartis Radiation Oncology Building
Columns were set back significantly from the façade to provide a perimeter band of column-free workspaces with maximal views of the surrounding landscape.
Benefits include efficiencies in cost and schedule
After an earthquake, unbonded post-tensioning tendons will pull the building frames back to a righted position.
Comparisons show the need for reconsideration of design requirements for concentrated loadings
Current recommendations for load-spread values don’t compare well with solutions based on elastic plate theory.
Acknowledging ACI members who carry out Institute goals worldwide
The author reflects on his tenure as ACI’s 93rd President and on the importance chapters play in helping the Institute fulfill its mission.
The only real way to treat silicosis is to avoid breathing the dust
Vacuum dust collection systems and water-delivery systems are recommended to protect workers.