H'„ 0.6!HS; 



0.0004 0.0006 0001 00013 002 003 0004 0.006 0.008 0.01 0.013 0.02 0.03 



Figure 9. Relative runup comparisons between smooth slopes and 

 permeable rubble-mound slopes; d s /H^ > 3.0. Rubble- 

 mound slope curves are envelope curves only (U.S. Army, 

 Corps of Engineers, Coastal Engineering Research Center, 

 1977). 



_R_ 

 H'o 



0.1 

 0.0001 



0.00! 



0.01 



Figure 10. Schematic trends of d^/H^ for 

 steep slopes on a sloping beach. 



32 



