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19. ABSTRACT (Continued). 



limited local field experience on past successes and failures. Design guidance in this 

 area is urgently needed and will be addressed through the use of coastal hydraulic model 

 tests authorized and funded under the Repair, Evaluation, Maintenance, and Rehabilitation 

 Research Program Work Unit titled "Rehabilitation of Rubble-Mound Structure Toes." This 

 field survey was conducted under authority of this same work unit. 



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