Title:
Concrete Q&A: Applicability of Seismic Reduction Factor for Anchor Design and Testing Requirements for Overhead Anchors
Author(s):
Publication:
Concrete International
Volume:
44
Issue:
5
Appears on pages(s):
67-68
Keywords:
shear, ductility, inspection, loading
DOI:
10.14359/51734739
Date:
5/1/2022
Abstract:
This month’s Q&A contains two parts. The first focuses on the 0.75 seismic reduction factor in ACI 318 for designing anchors in tension; the second discusses testing requirements and frequency of testing for overhead mechanical and adhesive anchors.
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. ACI Committee 318, “Building Code Requirements for Structural Concrete (ACI 318-19) and Commentary (ACI 318R-19),” American Concrete Institute, Farmington Hills, MI, 2019, 623 pp.
3. Fennel, A.W.; Line, P.; Mochizuki, G.L.; Moore, K.S.; Van Dorpe, T.D.; and Voss, T.A., “Report on Laboratory Testing of Anchor Bolts Connecting Wood Sill Plates to Concrete with Minimum Edge Distances,” Proceedings of the 9th U.S. National and 10th Canadian Conference on Earthquake Engineering, Toronto, ON, Canada, July 25-29, 2010, 9 pp.
4. ACI Committee 318, “Building Code Requirements for Structural Concrete (ACI 318-19) and Commentary (ACI 318R-19),” American Concrete Institute, Farmington Hills, MI, 2019, 623 pp.
5. ACI Committee 355, “Qualification of Post-Installed Mechanical Anchors in Concrete (ACI 355.2-19) and Commentary,” American Concrete Institute, Farmington Hills, MI, 2019, 91 pp.
6. ACI Committee 355, “Qualification of Post-Installed Adhesive Anchors in Concrete (ACI 355.4-19) and Commentary (Reapproved 2021),” American Concrete Institute, Farmington Hills, MI, 2019, 56 pp.
7. ACI Committee 311, “Specification for Inspection of Concrete Construction (ACI 311.7-18),” American Concrete Institute, Farmington Hills, MI, 2018, 12 pp.