Sdrhcon2011 griffen

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Sdrhcon2011 griffen

  1. 1. Long-term HousingSolutions in Disaster-prone Areas
  2. 2. Natural Disasters Haiti Earthquake • January 12, 2010 Hurricane Katrina • August 28, 2005Copyright © 2011 American Wood Council. All rights reserved.
  3. 3. Lateral Loads Wind & SeismicCopyright © 2011 American Wood Council. All rights reserved.
  4. 4. Wind Basics LIFT WIND PRESSURE or SUCTION Reactions UPLIFT OVERTURNING SLIDING SHEARCopyright © 2011 American Wood Council. All rights reserved.
  5. 5. Lateral Loads - WindCopyright © 2011 American Wood Council. All rights reserved.
  6. 6. Lateral Loads - SeismicCopyright © 2011 American Wood Council. All rights reserved.
  7. 7. Building Response Motions Both wind & seismic • planar sway (racking) center of stiffness • torsional twist racking twistCopyright © 2011 American Wood Council. All rights reserved.
  8. 8. Building Response Motions Both wind & seismic • horizontal force transfer – in-plane shear Vmax at edges LoadCopyright © 2011 American Wood Council. All rights reserved.
  9. 9. WFCM Standard Basis for the Guides •Consensus Standard •Referenced in U.S. Building Codes •Very technical •Audience •Designers •Building OfficialsCopyright © 2011 American Wood Council. All rights reserved.
  10. 10. High Wind Guides Developed after Hurricane Katrina •90-130 mph Exposure B •Simplified approach •Specific to wind zonesCopyright © 2011 American Wood Council. All rights reserved.
  11. 11. Caribbean Basin Builders’ Guide Developed after Haiti Earthquake •150 mph Exposure C •Seismic Category D2 •Simplified approach •Panelized constructionCopyright © 2011 American Wood Council. All rights reserved.
  12. 12. Caribbean Basin Guide Simple structuresCopyright © 2011 American Wood Council. All rights reserved.
  13. 13. Caribbean Basin Guide Limited Size • 16’x24’ • Can be joined to form larger structuresCopyright © 2011 American Wood Council. All rights reserved.
  14. 14. Caribbean Basin Guide Foundations • Needed especially in high wind areas • Slabs predominantCopyright © 2011 American Wood Council. All rights reserved.
  15. 15. Caribbean Basin Guide Modular walls • Can be prefabricated and shippedCopyright © 2011 American Wood Council. All rights reserved.
  16. 16. Caribbean Basin Guide Modular wallsCopyright © 2011 American Wood Council. All rights reserved.
  17. 17. Caribbean Basin Guide Roof SystemsCopyright © 2011 American Wood Council. All rights reserved.
  18. 18. Caribbean Basin Guide Trilingual •English •Spanish •French • CWC assisted with French translationCopyright © 2011 American Wood Council. All rights reserved.
  19. 19. Availability of Caribbean Guide www.awc.org • Download – no charge • Hard copies – Limited quantities – Contact AWCCopyright © 2011 American Wood Council. All rights reserved.
  20. 20. QUESTIONS?Copyright © 2011 American Wood Council. All rights reserved.

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