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American Wood Council

STD510 – Significant Changes to AWC's 2015 NDS and the 2015 SDPWS

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AWC's 2015 National Design Specification® (NDS®) for Wood Constructionand Special Design Provisions for Wind and Seismic (SDPWS) standards are referenced in US building codes and used to design wood structures worldwide. The current editions, designated ANSI/AWC NDS-2015 and ANSI/AWC SDPWS-2015, were approved as ANSI American National Standards in 2014. This presentation will provide an overview of changes in the 2015 NDS and SDPWS relative to the previous editions. Significant changes relate to incorporation of cross laminated timber, open front diaphragms and cantilever diaphragms.

Learning Objectives:

  1. Discuss significant changes between the 2012 and 2015 NDS.
  2. Discuss significant changes between the 2008 and 2015 SDPWS.
  3. Be able to identify lateral resisting systems and understand where to obtain design specifications for these systems.
  4. Discuss the overall format and content within the 2015 NDS and 2015 SDPWS.

Equivalencies: 2.0 Hours of Instruction = 0.2 Continuing Education Units (CEU) = 2 Professional Development Hours (PDH) = 2 Learning Units (LU)


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