Reference Profile 

 Erosion Zone 



Dcmoge Profile 



DojTiage Profile 

 Accretion Zone 



Top of Filter Layer "\ 



Figure 4. Riprap damage profile. 





25 



1 1 1 1 1 1 1 1 1 I r 1 1 1 ^ 

 7 TEST DATA USED 

 - • SET-1, Small Scole 

 ■ + SPL-19, Prototype 



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Small Scale ?/ 

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1 1 1 1 1 1 •'■h'"^! 1 1 1 1 1 1 





1 ■ 



12 3 4 



Dimensionless Wove Heigtit (Ng) 



Figure 5. Typical small-scale and prototype damage 

 trends for d/gT^ = 0.0144. 



15 



