Preface 



Authority for the U.S. Army Engineer Waterways Experiment Station 

 (WES), Coastal Engineering Research Center (CERC), to conduct this 

 study was granted by Headquarters, U.S. Army Corps of Engineers 

 (HQUSACE), under Work Unit 32534, "Breakwater Stability - A New 

 Design Approach," Coastal Structure Evaluation and Design Program, 

 Coastal Engineering Area of Civil Works Research and Development. 

 HQUSACE Technical Monitors for this research were Messrs. John H. 

 Lockhart, Jr., Barry W. Holliday, John F. C. Sanda, and John G. Housley. 

 CERC Progi'am Manager is Ms. Carolyn Holmes. 



The study was conducted by personnel of CERC under the general 

 direction of Dr. James R. Houston, Director, CERC, and Mr. Charles C. 

 Calhoun, Jr., Assistant Director, CERC. Direct supervision was provided 

 by Messrs. C. E. Chatham, Chief, Wave Dynamics Division (WDD), and 

 D. Donald Davidson, Chief, Wave Research Branch (WRB). This report 

 was prepared by Mr. Robert D. Carver, Principal Investigator and 

 Ms. Brenda J. Wright, Engineering Technician, WRB, WDD. The model 

 was operated by Ms. Wright. 



At the time of publication of this report. Director of WES was Dr. 

 Robert W. Whalin. Commander was COL Bruce K. Howard, EN. 



The contents of this report are not to be used for advertising, publication, 

 or promotional purposes. Citation of trade names does not constitute an 

 official endorsement or aproval of the use of such commercial products. 



