comprehensive hurricane protection
DESCRIPTION
Comprehensive Hurricane Protection. Presented by: South Lafourche Levee District. Alexandria. Baton Rouge. Lafayette. Lake Charles. New Orleans. Cocodrie 2600 B.C. - 1600 B.C. Teche 1900 B.C. - 700 B.C. St. Bernard 800 B.C. - 300 B.C. Lafourche 65 A.D. - 1300 A.D. - PowerPoint PPT PresentationTRANSCRIPT
Comprehensive Hurricane Comprehensive Hurricane ProtectionProtection
Presented by: South Presented by: South Lafourche Levee DistrictLafourche Levee District
Ancient & ModernCourses of the
Mississippi River
Ancient & ModernCourses of the
Mississippi River
AlexandriaAlexandria
LafayetteLafayette
BatonRougeBatonRouge
New OrleansNew OrleansLake CharlesLake Charles
Cocodrie 2600 B.C. - 1600 B.C.Cocodrie 2600 B.C. - 1600 B.C.
Teche 1900 B.C. - 700 B.C.Teche 1900 B.C. - 700 B.C.
St. Bernard 800 B.C. - 300 B.C.St. Bernard 800 B.C. - 300 B.C.
Lafourche 65 A.D. - 1300 A.D.Lafourche 65 A.D. - 1300 A.D.
Modern 900 A.D. - PRESENTModern 900 A.D. - PRESENT
Major Mississippi River Deltaic Lobes
City of City of New Orleans New Orleans
Ground Ground ElevationsElevations
From Canal St. From Canal St. at Mississippi at Mississippi
River to the River to the Lakefront Lakefront
at U.N.O.at U.N.O.NEWNEW
ORLEANSORLEANS
LAKELAKEPONTCHARTRAINPONTCHARTRAIN
MISSISSIPPI MISSISSIPPI RIVERRIVER
B
A
NORMAL LAKE 1.0 FT LEVEL
SPH DESIGN ELEV 11.5 FT
17.5 FT
HURRICANEPROTECTION LEVEE& FLOODWALL
AVG ANNUAL HIGHWATER 14 FT18 FT PROJECT FLOWLINE
23 FT
FLOODWALL ALONGMISSISSIPPI RIVER
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Conveyance channel Conveyance channel to build “third delta”to build “third delta”
Sometimes fishermen stretch the truth about the size of their catch…
But not in Louisiana!