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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 > Committees > Directory of Committees > A Committee Home
Committee Mission: Develop and report information on the deflection of concrete building structures.
Goals: 1. Complete a report on prestressed concrete deflections, and 2. Lay the groundwork to unify the two deflection report documents (prestressed and nonprestressed).
Chair: Dylan Freytag
TAC Contact: Barzin Mobasher
Upcoming Open Meetings:
ACI Fall Convention 2020 - 10/26/2020 6:00 PM-9:00 PM - Virtual
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Published Committee Documents:
• 435.8R-85: Observed Deflections of Reinforced Concrete Slab Systems, and Causes of Large Deflections (Reapproved 1997)
• 435R-95: Control of Deflection in Concrete Structures (Reapproved 2000)
• SP-203: Code Provisions for Deflection Control in Concrete Structures
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