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By Mitchell Buck. Model RMA-2 – hydrodynamic numerical model Developed by William Norton and Ian King for the USACE Integrated with Surface-Water Modeling.

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Presentation on theme: "By Mitchell Buck. Model RMA-2 – hydrodynamic numerical model Developed by William Norton and Ian King for the USACE Integrated with Surface-Water Modeling."— Presentation transcript:

1 By Mitchell Buck

2 Model RMA-2 – hydrodynamic numerical model Developed by William Norton and Ian King for the USACE Integrated with Surface-Water Modeling System (SMS) version 10.1 Simulates 2D depth-averaged hydrodynamics using simplified Navier-Stokes Equations

3 Model Input Bathymetry USACE NAE 2013 LIDAR data USACE NAE 2013 Bathymetric Survey GEODAS Bathymetric Survey #H11920 Woods Hole Group 2001 Survey Boundary Condition – Woods Hole Group 2001 Tide survey Model Grid – 2001 Model grid with updates

4 New versus old bathy 2001 2013

5 2001 to 2013 Difference

6 Updated Model Grid

7 Proposed Dredged Channel

8 Results ParameterExisting Dredged Difference MaxMinMaxMinMaxMin WSE (m) 1.01-0.431.01-0.43-0.080.08 Velocity (m/s) 1.25-1.19--0.550.48 Residence Time (Days) 1.46-1.40--0.06- Tidal Prism (m^3) 2,517,800-2,630,006-112,206 (+4.4%)-


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