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REPAIR, EVALUATION, MAINTENANCE, AND 

 REHABILITATION RESEARCH PROGRAM 



TECHNICAL REPORT REMR-CO-1 



STABILITY OF RUBBLE-MOUND 



BREAKWATER AND JETTY TOES; 



SURVEY OF FIELD EXPERIENCE 



by 

 Dennis G. Markle 



Coastal Engineering Research Center 



DEPARTMENT OF THE ARMY 



Waterways Experiment Station, Corps of Engineers 



PC Box 631, Vicksburg, Mississippi 39180-0631 



December 1986 

 Final Report 



Approved For Public Release; Distribution Unlimited 



Prepared for DEPARTMENT OF THE ARMY 

 us Army Corps of Engineers 

 Washington, DC 20314-1000 



Under Clvil Works Research Work Unit 32278 



