Title:
Concrete Q&A: Large-Diameter Headed Bars
Author(s):
Publication:
Concrete International
Volume:
38
Issue:
3
Appears on pages(s):
76
Keywords:
DOI:
10.14359/51688848
Date:
3/1/2016
Abstract:
My firm is designing a nuclear concrete structure per ACI 349-13.1 The client requires that we use 40 and 50 mm deformed bars from Europe (for comparison, a No. 14 bar is 43 mm and a No. 18 bar is 57 mm, approximately), and this has raised a number of issues:
Related References:
1. ACI Committee 349, “Code Requirements for Nuclear Safety-Related Concrete Structures (ACI 349-13) and Commentary,” American Concrete Institute, Farmington Hills, MI, 2013, 195 pp.
2. ACI Committee 318, “Building Code Requirements for Structural Concrete (ACI 318-08) and Commentary,” American Concrete Institute, Farmington Hills, MI, 2008, 473 pp.
3. ASTM A970/A970M, “Standard Specification for Headed Steel Bars for Concrete Reinforcement,” ASTM International, West Conshohocken, PA.
4. AC347, “Acceptance Criteria for Headed Deformed Bars,” ICC Evaluation Service, Brea, CA, 2013.
5. ACI Committee 318, “Building Code Requirements for Structural Concrete and Commentary (ACI 318-11),” American Concrete Institute, Farmington Hills, MI, 2011, 503 pp.