PREFACE 



This report is a guide to selecting from among the four methods of estimat- 

 ing longshore transport rate given in the Shore Protection Manual (SPM) . The 

 information is taken from Chapter 4 of the SPM and presented in a more compact 

 form. The report was prepared under the nearshore sediment transport research 

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



The report was written by Philip Vitale, Hydraulic Engineer, under the 

 general supervision of C. Mason, formerly Chief, Coastal Processes Branch (now 

 Coastal Processes and Structures Branch) . 



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, 885h Congress, 

 approved 7 November 1963. 



0( 



ED E. BI5H0P 

 Colonel, Corps of Engineers 

 Commander and Director 



