PREFACE 



The investigation described in this report was authorized as a part of 

 the Civil Works Research and Development Program by Headquarters, US Army- 

 Corps of Engineers (HQUSACE) . Work was performed under Work Unit 31672, 

 "Nearshore Waves and Currents," at the Coastal Engineering Research Center 

 (CERC) , US Army Engineer Waterways Experiment Station (WES). Messrs. John H. 

 Lockhart, Jr., and John G. Housley were HQUSACE Technical Monitors. 

 Dr . C . Linwood Vincent was CERC Program Manager . 



The study was conducted from September 1987 through September 1989 by 

 Mr. Ernest R. Smith, Hydraulic Engineer, Wave Dynamics Division (WDD) , Wave 

 Processes Branch (WPB) , CERC, and Dr. Nicholas C. Kraus , Senior Scientist, 

 Research Division (RD) , CERC. This report is substantially the same as the 

 thesis submitted to Mississippi State University by Mr. Smith in partial 

 fulfillment of the requirements for an M.S. degree in civil engineering. 

 Dr. Kraus was the thesis advisor. 



This study was done under the general supervision of Dr. James R. 

 Houston and Mr. Charles C. Calhoun, Jr., Chief and Assistant Chief, CERC, 

 respectively, and under the direct supervision of Mr. C. Eugene Chatham, Jr., 

 Chief, WDD; and Mr. Douglas G. Outlaw, Chief, WPB. The model tests were 

 conducted by Messrs. Smith, George M. Kaminsky, John Evans, WPB, and 

 Messrs. David Daily and Lonnie L. Friar, Instrumentation Services Division. 



COL Larry B. Fulton, EN, was Commander and Director of WES during report 

 publication. Dr. Robert W. Whalin was Technical Director. 



