Surge Barrier Impact on Salinity in Vermilion Bay

Justin Shaw C.H. Fenstermaker & Associates

Ehab Meselhe The Water Institute of the Gulf

Tim Harper Coastal Protection and Restoration

Rickey Brouillette Coastal Protection and Restoration

William Feazel Coastal Protection and Restoration

Hugh Roberts ARCADIS

Location

Project

• CPRA sponsored project in conjunction with Vermilion Parish

• Evaluated protection systems during large storm events

• ARCADIS: Storm surge analysis using ADCIRC

• Fenstermaker: Inland drainage & salinity analysis using MIKE

Project

Website: http://leanweb.org/our-work/community/hurricane-ike-damage-assessment-day-2?print=1&tmpl=component

Rip Van Winkle Gardens Sweet Bay Road

Delcambre Canal Delcambre Canal

Project

MIKE Model

MIKE FLOOD Coupling program connects network to a floodplain grid

MIKE21 2-D representation of

overland flows, tides, & salinities

MIKE11 1-D representation of ship

channels, canals, & hydraulic structures

MIKE Model

• Developed by Ehab Meselhe and Robert Miller at University of Louisiana

• Hydrologic Modeling and Budget Analysis of the Southwestern Louisiana Chenier Plain, Part 1: Regional Model (2007)

• Part of the Louisiana Coastal Area (LCA) Science and Technology Program partnership between the Louisiana Department of Natural Resources and the US Army Corps of Engineers

Website: http://cdm16313.contentdm.oclc.org/cdm/compoundobject/collection/p267101coll4/id/1890/rec/4

MIKE Model

Data Type Source

Bathymetry National Geophysical Data Center (NGDC)

Evapotranspiration NOAA & Louisiana State University (LSU) AgCenter

Hydraulic Structures United States Army Corps of Engineers (USACE) & Coastal Wetlands Planning and Protection Act (CWPPRA)

Precipitation USACE, National Climatic Data Center (NCDC), & United States Geological Survey (USGS)

Riverine Discharge USGS & NOAA

Salinity USGS, Coastal Protection and Restoration Authority (CPRA) Coastwide Reference Monitoring System (CRMS), & USACE

Topography LSU Atlas

Water Level USACE, CPRA CRMS, NOAA, & USGS

Wind National Data Buoy Center (NDBC)

Study Area

Study Area

Study Area

Study Area

Validation

Validation

Simulation

Simulation

2010 Tides

2010 Discharges

2010 Rainfall

Simulation

Simulation

Simulation

10-days 20-days

Simulation

Simulation

10-days 20-days