november | 2010 louisiana’s coastal impact assistance program (ciap ... · pdf...
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Louisiana’s Coastal Impact Assistance Program (CIAP)Cutting Edge ProjectsImplementation Challenges & SuccessesLaura Belden, P.E., Brown and CaldwellDavid Williams, CSRSLouisiana Office of Coastal Protection and Restoration (OCPR)
November | 2010
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• Louisiana loses approximately 24 square miles of land per year - a football field every 38 minutes.
• Causes:• lack of freshwater and sediment input• land subsidence• sea level rise• salinity intrusion• erosion exacerbated by increased storm intensity• effects of canals built for navigation and oil/gas uses
Coastal Louisiana Problems
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• Essential habitat• Critical to heritage, culture, recreation, & way of life • Hurricane, flood, and storm surge protection• Energy - leading producer of oil
• 25% of U.S. consumed oil & natural gas flows through LA • Pipelines connect to >50% of U.S. refining capacity
• Numerous other goods are shipped through Louisiana’s ports and distributed across the nation.
• Largest source of seafood in lower 48 states, approximately 25% of seafood harvested.
Coastal Louisiana Problems
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• Administered by the Department of the Interior, Minerals Management Service (MMS), now Bureau of Ocean Energy Management, Regulation, and Enforcement (BOEMRE).
• Funds allocated based on offshore oil and gas revenue for each state, to mitigate impacts from these activities.
• Producing States and Coastal Political Subdivisions (CPSs) receive $250M for each of the fiscal years 2007 - 2010.
CIAP Background
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• States Eligible to receive funds: Alabama, Alaska, California, Louisiana, Mississippi, and Texas.
• 65% of funds to state, 35% to CPSs
• States must submit a CIAP Plan and receive MMS approval before eligible to receive funds.
• MMS established a non-competitive grants program to award project funds.
CIAP Background
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• LA was the first state to receive approval of its CIAP Plan.
• CIAP provides approximately $500M to LA.• 103 Total Projects:•11 State Projects•17 State/Parish Projects•75 Parish Projects
CIAP Background
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• Authorized uses:• The conservation, protection, or restoration of coastal
areas, including wetlands. • Mitigation of damage to fish, wildlife, or natural
resources.• Planning and Administrative costs to comply with CIAP.• Implementation of a conservation management plan.• Mitigation of impacts of OCS activities for onshore
infrastructure projects.
CIAP Background
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• $21M State CIAP funds• $6M Parish CIAP funds• Construction total $28.5M (CIAP, Surplus)• Barrier Island restoration with offshore sand to
construct dune and marsh, and repair breaches• Recently completed
East Grand Terre Island Restoration
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• $18M State CIAP, $36M total (CIAP, CWPPRA, Surplus)• More than 2,000 acres of marsh creation using
sediments dredged from nearby bayous. • Completed March 2010
Barataria Land Bridge Dedicated Dredging
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Barataria Land Bridge Dedicated Dredging -early in construction
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• Total Budget $66.5M• $31M State CIAP Funds• $1M from each of 3 parishes• $32.5M State Surplus funds
• Construct a pipeline to transport sediment dredged from the Mississippi River into Barataria Basin to create marsh and ridge.
• Recently completed planning phase and currently in preliminary design of approximately 13 mile pipeline
Long Distance Sediment Pipeline
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Beneficial Use - Marcantel
• Pay incremental cost to dispose of Corps dredged material beneficially to create 440 acres of marsh
• Currently in construction• 25% to 50%cost of traditional marsh creation
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Target Construction Elevation Study
• Study is currently under development• Vertical elevation change of the dredge slurry fill due to
immediate and long-term settlement and consolidation• Review previous analyses involved in estimations• Research new methods, models, and techniques• Field verify accuracy of analyses