— ► Initial Shoreline 



— • Breakwater 



—q |» • Diffracting Groin 



■•••* Measured Shoreline 



■tdZzzZS*,^^?*^ 



B IB 28 



SB 68 78 



ALONGSHORE COORDINATE (call spacing ' 1Z ft) 



— ¥ Initial Shoreline 



-• Breakwater 



-• Diffracting Groin 



-« heasured Shoreline 



^ P! ^^^ 



1 1 1 1 1 1 1 — 



SB 68 78 88 98 188 118 128 

 ALONGSHORE COORDINATE (cell spacing = 1Z ft) 



-+ Initial Shoreline 



-• Breakwater 



-• Diffracting Groin 



-* Heasured Shoreline 



■**■* 





1 1 1 1 1 1 1 1 r— 



115 129 125 138 135 U8 145 158 155 168 

 ALONGSHORE COORDINATE (cell spacing ■ 1Z ft) 



Figure A13. Measured pre- and post-fill shorelines 



A24 



Appendix A Case Design Example of Detached Breakwater 



