Figure 14. Difference in surface between 1933 USC&GS and 1996 SHOALS surveys 30 



Figure 15. Ebb shoal volume for three dates 31 



Figure 16. Current measuring stations at Shinnecock Inlet 36 



Figure 17. Fixed plant bypass system with pump house located on updrift jetty 51 



Figure 18. Jet pump 52 



Figure 19. Nerang River Entrance bypass system 53 



Figure 20. Indian River Inlet bypass system 53 



Figure 21. Weir jetty bypass system 54 



Figure 22. Potential dredging and placement locations—Alternative 1: Floating plant 72 



Figure 23. Location limit of jet pump operation with respect to jetty 73 



Figure 24. Crawlcat dredge 74 



Figure 25. Punaise system operation scheme 75 



Figure 26. Punaise PN250 production rate versus discharge line length 76 



Figure 27. Punaise PN400 production rate versus discharge line length 76 



Figure 28. Punaise system implementation options 77 



Figure 29. Schematic of a scraper/dragline system used in Florida 78 



Figure CI. Conversion of 1933 hydrographic data to NGVD at Shinnecock Inlet C2 



Figure Dl. Profiles across the barrier near Shinnecock Inlet D2 



Figure D2. Simulated barrier topography D3 



VI 



