Multiple Lines of Defense from Hurricanes

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Presentation by Joseph Suhayda, Hurricane Flooding Consultant, State of Louisiana.

Published in: Sports, Technology
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Multiple Lines of Defense from Hurricanes

  1. 1. Joseph N. Suhayda May 31, 2011
  2. 2. South East Louisiana Coast (LANDSAT 1993) Prepared by NSEL/LWRRI/LSU
  3. 4. Multiple Lines of Defense Base Flood Elevation
  4. 5. PPSIP Conceptual Restoration Plan
  5. 6. DRAFT Plan 4 Bathymetry 1.0 0.5 0.0 -0.5 -1.0 Base Bathymetry Difference Difference, m Increased elevation Decreased elevation 0 -2 10 Initial Final Final-Initial=-12 (negative: land built) 10.0 5.0 0.0 -2.0 Depth, m Land Water
  6. 7. DRAFT Track 025 Track 108 Track 126 Track 150 Selected Storms (~ 100 yr)
  7. 8. DRAFT Base Condition Plan 4 Condition Difference Maximum Surge Envelope Storm 025 Difference, m Track 025 Track 108 Track 126 Track 150
  8. 9. DRAFT
  9. 10. Wave Height Analysis Flood Insurance Study
  10. 11. Cross- section Oblique View Plaquemines Parish Coastal Restoration Proposed Wetland Vegetation Plan
  11. 13. Plaquemines Parish Protection & Restoration Program Reach B-2 Reach B-2 (Forested Ridge) Approximately : 8 Miles in Length 500 Feet Wide 10 Feet High 8.5 Million Cubic Yards of Fill Cost: $ 50 Million
  12. 18. Multiple Lines of Defense Plan

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