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Outline

Outline. Introduce PCI/NSF/CPF DSDM Research Effort Review Key Behaviors of Precast Diaphragms and Design Philosophy Adopted Summarize DSDM Research Project Findings Present Precast Diaphragm Design Procedure Cover Precast Diaphragm Design Example Discuss Codification Efforts.

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Outline

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  1. Outline NEES/EERI Webinar April 23 2012 Introduce PCI/NSF/CPF DSDM Research Effort Review Key Behaviors of Precast Diaphragms and Design Philosophy Adopted Summarize DSDM Research Project Findings Present Precast Diaphragm Design Procedure Cover Precast Diaphragm Design Example Discuss Codification Efforts

  2. Entry into the IBC 2012 IBC ASCE 7-10 Including Supplement No.1 ACI 318-11 2009 NEHRP Provisions NEES/EERI Webinar April 23 2012

  3. 2009 NEHRP Provisions NEES/EERI Webinar April 23 2012

  4. 2009 NEHRP Provisions 2009 NEHRP RECOMMENDED SEISMIC PROVISIONS FOR NEW BUILDINGS AND OTHER STRUCTURES Part 1: Provisions Part 2: Commentary to ASCE/SEI 7-05 Part 3: Resource Papers (RP) on Special Topics in Seismic Design NEES/EERI Webinar April 23 2012

  5. 2009 NEHRP Provisions Part 3 Resource Paper 10 NEES/EERI Webinar April 23 2012

  6. Entry into the IBC 2018 IBC ASCE 7-16 ACI 318-17 ? 2014 NEHRP Provisions NEES/EERI Webinar April 23 2012

  7. BSSC PUC Issue Team (IT) 6 on Diaphragm Issues NEES/EERI Webinar April 23 2012

  8. Scope NEES/EERI Webinar April 23 2012 Reexamine and refine seismic design provisions for cast-in-place concrete, precast concrete (with or without topping), metal, and wood diaphragms, focusing on objectives with regards to performance in the design earthquake.

  9. Global (ASCE 7) Issues NEES/EERI Webinar April 23 2012

  10. Metal Diaphragms including Composite and Noncomposite Concrete-Filled Metal Decks – Current Practice, Performance in Past Earthquakes, Areas of Potential Improvement NEES/EERI Webinar April 23 2012

  11. NIST Technical Brief No. 5 NEES/EERI Webinar April 23 2012

  12. Wood Diaphragms – Current Practice, Performance in Past Earthquakes, Areas of Potential Improvement NEES/EERI Webinar April 23 2012

  13. NEES/EERI Webinar April 23 2012 NIST TechBrief Series 2012: Seismic Design of Steel Special Braced Frame Systems and Structural Wood Diaphragm Systems

  14. Cast-in-Place Concrete Diaphragms – Current Practice, Performance in Past Earthquakes, Areas of Potential Improvement NEES/EERI Webinar April 23 2012

  15. NIST Technical Brief No. 3 NEES/EERI Webinar April 23 2012

  16. Precast Concrete Diaphragms (Topped and Untopped) – Current Practice, Performance in Past Earthquakes, Areas of Needed Improvement NEES/EERI Webinar April 23 2012

  17. Schedule NEES/EERI Webinar April 23 2012 The IT was authorized in March 2011. A Resource Paper by the IT will be completed in 24 months from then, by the end of February 2013.

  18. Questions? NEES/EERI Webinar April 23 2012 Ned Cleland: drned@brd-inc.com Robert Fleischman rfleisch@email.arizona.edu S.K. Ghosh skghoshinc@gmail.com

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