lpv mitigation at manchac wildlife management area... · 2019-09-12 · wildlife management area....
TRANSCRIPT
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LPV Mitigation at Manchac
Wildlife Management Area
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LPV Pre-Katrina
(Manchac Shoreline Protection)
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Authority
• 1965 Lake Pontchartrain and Vicinity
• 1988 LPV Mitigation Study and EIS
• 2006 Public Law 109-148 (3rd
Supplemental)
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Manchac WMA Shoreline
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Project ComponentsShoreline Protection
• The non-continuous rock breakwaters will be raised and linked to provide continuous rock breakwaters.
• Approx. 5 miles of rock breakwater shoreline protection
Marsh Creation
• Containment dike on Lake Pontchartrain shoreline will remain in place.
• Hydraulic dredging for marsh creation fill. Two lake borrow areas, located ~2,400 feet from breakwaters. The project will dredge 806,000 cubic yards of material to create 110 acres of marsh.
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Status and Schedule
• NEPA Document Public Review October 15, 2010
• NEPA Document Approval November 15, 2010
• PIR Completion* November 15, 2010
• Design Completion November 15, 2010
• Construction Start July 2011
• Construction Completion August 2012
*PIR will be signed to MVD for approval after the EA is signed by the Commander