CYLINDERS FILLED WITH LOCAL SAND TO EL +5 



UPPER 12" ROCK PLACED AND CEMENT GROUTED el +6.o- 



500 LB TO 6000-, 

 — LB STONE— X— 



CRUSHED STONE-- 



CHANNEL SIDE 

 + 1.5 MHW 



CRUSHED STONE 



SHOREWARD SECTION AT WALL 



AT CYLINDER CROSS-SECTIONS OF JETTIES (1940) 



Figure 39. Casey's Pass, Florida 



72 



