About the author ⁄ Peter J. Mazikins, P.Eng

Peter Mazikins, P.Eng is Senior Manager of Engineering Standards for the American Wood Council.

2021 Special Design Provisions for Wind and Seismic

The 2021 Edition of Special Design Provisions for Wind and Seismic (SDPWS) was approved as an American National Standard on July 22, 2020, with the designation ANSI/AWC SDPWS-2021 (Figure 1). The 2021 SDPWS was developed by the American Wood Council’s (AWC’s) Wood Design Standards Committee (WDSC) and contains provisions for the design of wood members, fasteners, and assemblies to resist wind and seismic forces. Notable revisions are summarized below (also see Table 1 online for a summary of changes by Chapter):

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Jul, 2021 By Philip Line, P.E., Bradford Douglas, P.E., Jason Smart, P.E. and Peter J. Mazikins, P.Eng In Codes and Standards Comments 0

Changes to the 2015 Wood Frame Construction Manual

The 2015 Edition of the Wood Frame Construction Manual (WFCM) for One- and Two-Family Dwellings (ANSI/AWC WFCM-2015) was approved on October 10, 2014 as an ANSI American National Standard (Figure 1). The 2015 WFCM was developed by the American Wood Council’s (AWC) Wood Design Standards Committee and is referenced in the 2015 International Residential Code (IRC) and 2015 International Building Code (IBC). …

Feb, 2015 By John “Buddy” Showalter, P.E., Peter J. Mazikins, P.Eng and Michelle Kam-Biron, P.E., S.E. In Articles, Code Updates

2012 WFCM Changes

The Wood Frame Construction Manual (WFCM) for One- and Two-Family Dwellings was updated and is designated ANSI/AWC WFCM-2012 (Figure 1). The 2012 WFCM was developed by the American Wood Council’s (AWC) Wood Design Standards Committee and is referenced in the 2012 International Residential Code (IRC) and 2012 International Building Code (IBC). …

Aug, 2014 By John “Buddy” Showalter, P.E., Bradford Douglas, P.E., Philip Line, P.E., Peter J. Mazikins, P.Eng and Loren Ross, P.E. In Articles, Code Updates Comments 0

2012 NDS Changes

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Jan, 2012 By John “Buddy” Showalter, P.E., Bradford Douglas, P.E., Philip Line, P.E. and Peter J. Mazikins, P.Eng In Articles, Codes and Standards

2008 Special Design Provisions for Wind and Seismic

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Mar, 2010 By Philip Line, P.E., Bradford Douglas, P.E. and Peter J. Mazikins, P.Eng In Articles, Codes and Standards

Snow Provisions in ASCE 7-05

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Dec, 2006 By Michael O’Rourke, Ph.D., P.E., Peter J. Mazikins, P.Eng and John “Buddy” Showalter, P.E. In Articles, Codes and Standards

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