Background of the Study
Figure 1. Aerial view of nearshore at Martin County Beach Park at Bathtub Reef showing three bands of hard bottoms
Figure 2. Ground view of hard bottom (worm rock) at Walton Rocks Beach
Figure 4. Ground view of worm rock on foreshore and upper beach at Bathtub Reef
Hard-Bottom Calculation Capability
Hard-Bottom Algorithm
Figure 6. Definition sketch for algorithm to calculate the effect of hard-bottoms on the profile evolution
Theory and Numerical Implementation
Figfurew 7. Schematic of convergence and divergence cells together with grid for calculating transport rate and profile change
Figure 8. Schematic of the effect of transport corrections downdrift of an exposed hard bottom area
Sample Calculations with the Hard-Bottom Algorithm
Figure 9. Sample calculation with one positive peak and initially between 15 and 25 m
Sample Calculations with the Hard-Bottom Algorithm (cont.) - 9_sbeachr50021
Figurer 10. Sample calculation with one positive and one negative peak and initially exposed HB between 10 and 20 m and 40 and 50 m
Figure 11. Effect of changing the scour attenuation coefficient λhb
Sample Calculations with the Hard-Bottom Algorithm (cont.) - 9_sbeachr50024
Comparisons to Physical Model Results
Data from the German Large Wave Tank
Figure 12. Calculated and measured profiles for the case of Dette and Uliczka (1986)
Figure 12. Calculated and measured profiles for the case of Dette and Uliczka (1986) (cont.)
Scale-Dependence of SBEACH Empirical Coefficients
Scale-Dependence of SBEACH Empirical Coefficients (cont.) - 9_sbeachr50030
Scale-Dependence of SBEACH Empirical Coefficients (cont.) - 9_sbeachr50031
Mid-Scale Experiment Comparisons
Table 1. Tests from Hughes and Fowler (1990) Employed in the Present Study
Figure 13. Calculated and measured Profile waves for Test T03 of Hughes and Fowler (1990)
Mid-Scale Experiment Comparisons (cont.)
Figure 14. Calculated and measured profiles for Test T08 of Huhghes and Fowler (1990)
Figure 15. Calculated and measured profiles for Test T09 of Hughes and Fowler (1990)
Figure 16.Calculated and measured profiles for Test T10 of Hughes and Fowler (1990)
Figure 17. Calculated and measured profiles for Test T11 of Hughes and Fowler (1990)
Concluding Discussion
References - 9_sbeachr50041
References (cont.) - 9_sbeachr50042
References (cont.) - 9_sbeachr50043
Appendix A. Notation
Appendix A. Notation (cont.)
Report Documentation Page - 9_sbeachr50046
9_sbeachr5
Figure 1. Aerial view of nearshore at Martin County Beach Park at Bathtub Reef showing three bands of hard bottoms
Figure 2. Ground view of hard bottom (worm rock) at Walton Rocks Beach
Figure 4. Ground view of worm rock on foreshore and upper beach at Bathtub Reef
Hard-Bottom Calculation Capability
Hard-Bottom Algorithm
Figure 6. Definition sketch for algorithm to calculate the effect of hard-bottoms on the profile evolution
Theory and Numerical Implementation
Figfurew 7. Schematic of convergence and divergence cells together with grid for calculating transport rate and profile change
Figure 8. Schematic of the effect of transport corrections downdrift of an exposed hard bottom area
Sample Calculations with the Hard-Bottom Algorithm
Figure 9. Sample calculation with one positive peak and initially between 15 and 25 m
Sample Calculations with the Hard-Bottom Algorithm (cont.) - 9_sbeachr50021
Figurer 10. Sample calculation with one positive and one negative peak and initially exposed HB between 10 and 20 m and 40 and 50 m
Figure 11. Effect of changing the scour attenuation coefficient λhb
Sample Calculations with the Hard-Bottom Algorithm (cont.) - 9_sbeachr50024
Comparisons to Physical Model Results
Data from the German Large Wave Tank
Figure 12. Calculated and measured profiles for the case of Dette and Uliczka (1986)
Figure 12. Calculated and measured profiles for the case of Dette and Uliczka (1986) (cont.)
Scale-Dependence of SBEACH Empirical Coefficients
Scale-Dependence of SBEACH Empirical Coefficients (cont.) - 9_sbeachr50030
Scale-Dependence of SBEACH Empirical Coefficients (cont.) - 9_sbeachr50031
Mid-Scale Experiment Comparisons
Table 1. Tests from Hughes and Fowler (1990) Employed in the Present Study
Figure 13. Calculated and measured Profile waves for Test T03 of Hughes and Fowler (1990)
Mid-Scale Experiment Comparisons (cont.)
Figure 14. Calculated and measured profiles for Test T08 of Huhghes and Fowler (1990)
Figure 15. Calculated and measured profiles for Test T09 of Hughes and Fowler (1990)
Figure 16.Calculated and measured profiles for Test T10 of Hughes and Fowler (1990)
Figure 17. Calculated and measured profiles for Test T11 of Hughes and Fowler (1990)
Concluding Discussion
References - 9_sbeachr50041
References (cont.) - 9_sbeachr50042
References (cont.) - 9_sbeachr50043
Appendix A. Notation
Appendix A. Notation (cont.)
Report Documentation Page - 9_sbeachr50046
9_sbeachr5
