PREFACE 



This report is published to provide coastal engineers with an 

 analysis of the hydraulic response of inlet-bay systems on the Great 

 Lakes. The work was carried out under the coastal research program of 

 the U.S. Army Coastal Engineering Research Center (CERC) . 



The report was prepared by William N. Seelig and Dr. Robert M. 

 Sorensen, Coastal Structures Branch, Research Division, CERC, under the 

 general supervision of R.P. Savage, Chief, Research Division. 



The authors acknowledge the efforts of the U.S. Army Engineer 

 District, Detroit and the National Oceanic and Atmospheric Administration, 

 Lake Survey Center, who collected most of the field data, and the report 

 review and comments by C. Mason and B. Herchenroder. 



Comments on this publication are invited. 



Approved for publication in accordance with Public Law 166, 79th 

 Congress, approved 31 July 1945, as supplemented by Public Law 172, 

 88th Congress, approved 7 November 1963. 



JCHN H. COUSINS 



Colonel, Corps of Engineers 



Commander and Director 



