Title:
A Minimum Flexural Reinforcement Puzzle
Author(s):
William L. Gamble
Publication:
Concrete International
Volume:
39
Issue:
1
Appears on pages(s):
47-49
Keywords:
beam, slab, concrete, steel
DOI:
10.14359/51689569
Date:
1/1/2017
Abstract:
Analyses of the minimum flexural reinforcement requirements in ACI 318-14 show that updates are needed. Expressions should include the effects of concrete strength, and expressions for lower strength steels should be abandoned.
Related References:
1. ACI Committee 318, “Building Code Requirements for Structural Concrete (ACI 318-14) and Commentary (ACI 318R-14),” American Concrete Institute, Farmington Hills, MI, 2014, 519 pp.
2. Seguirant, S.; Brice, R.; and Khaleghi, B., “Making Sense of Minimum Flexural Reinforcement Requirements for Reinforced Concrete Members,” PCI Journal, V. 55, No. 3, Summer 2010, pp. 64-85.
3. ACI Committee 318, “Building Code Requirements for Structural Concrete (ACI 318-95) and Commentary (ACI 318R-95),” American Concrete Institute, Farmington Hills, MI, 1995, 369 pp.
4. “Building Regulations for Reinforced Concrete (ACI 501-36-T),” American Concrete Institute, Farmington Hills, MI, 1936, 40 pp.
5. ACI Committee 318, “Building Code Requirements for Reinforced Concrete (ACI 318-71),” American Concrete Institute, Farmington Hills, MI, 1971, 78 pp.
6. Lunn, D.; Lucier, G.; Rizkalla, S.; Cleland, N.; and Gleich, H., “New Generation of Precast Concrete Double Tees Reinforced by Carbon Fiber Reinforced Polymer Grid,” PCI Journal, V. 60, No. 4, July-Aug. 2015, pp. 37-48.