

LEGEND 

 SYMBOL ARMOR TYPE 





• DOLOS 





- 



A TRIBAR 

 • 



• 



• 



► 



• 



• 



■ 



A 

 1 1 



▲ A A 



NOTE: TRIBAR STABILITY COEFFICIENTS DEVELOPED FOR 

 ONE LAYER UNIFORM PLACEMENT IN CONJUNCTION 

 WITH TOE BUTTRESSING STONE 



I 1 1 1 



10 

 d/L 



Figure 4. Stability coefficient K_ versus relative depth d/L 



cot a = 1 .5 



■ P ) 



30 



r- 











LEGEND 











SYMBOL ARMOR TYPE 











• DOLOS 







▲ TRIBAR 









20 



• 



• 



• 







• 



• 





• 



10 



^ A A 



NOTE: TRIBAR STABILITY COEFFICIENTS DEVELOPED FOR 

 ONE LAYER UNIFORM PLACEMENT IN CONJUNCTION 

 WITH TOE BUTTRESSING STONE 



1 1 1 1 





A 



1 



0.8 



H/d 



Figure 5. Stability coefficient K versus relative wave height H/d 



cot a. = 1.5 



16 



