CO NTENT S — Cont inued 



Page 

 VIII ENGINEERING STUDY OF LITTORAL PROCESSES 4-133 



1 . Office Study 4-133 



2. Field Study 4-142 



3. Sediment Transport Calculations 4-146 



IX TIDAL INLETS 4-148 



1. Geomorphology of Tidal Inlets 4-148 



2. Circulation Patterns at Tidal Inlets 4-157 



3. Inlet Currents 4-161 



4. Inlet Migration and Stabilization Effects on Adjacent 

 Shorelines 4-167 



5. Littoral Material Trapping at Inlets 4-173 



6. Channel Shoaling and Dredging Effects 4-177 



X LITERATURE CITED 4-182 



XI BIBLIOGRAPHY 4-208 



TABLES 



4-1 Seasonal profile changes on southern California beaches 4-10 



4-2 Density of littoral materials 4-18 



4-3 Minerals occurring in beach sand 4-22 



4-4 Mean significant wave height and period at coastal localities of 



the United States 4-37 



4-5 Factors influencing erosion caused by storms 4-44 



4-6 Storm-induced beach changes 4-77 



4-7 Longshore transport rates from U. S. coasts 4-91 



4-8 Values of parameters in equation 4-35 4-92 



4-9 Longshore energy flux, Pj^ , for a single periodic wave in any 



specified depth 4-94 



4-10 Approximate formulas for computing longshore energy flux factor, 



Png , entering the surf zone 4-94 



4-11 Assumptions for P^^ formulas in Table 4-10 4-95 



4-12 Deepwater wave heights, in percent by direction, of east-facing 



coast of inland sea 4-102 



4-13 Computed longshore transport for east-facing coast of inland 



sea 4-102 



