CONTENTS-Continued 



Page 



XI SUMMARY 45 



LITERATURE CITED 47 



APPENDIX 



A RECORDKEEPING 49 



B FUNCTION OF WAVE GENERATOR COMPONENTS ... 64 



C AUTOMATED DATA REDUCTION OF REFLECTION COEFFICIENT 66 



TABLES 



1 Summary of rxperimental conditions 11 



2 LEES profile surveying sequence 15 



3 Incident wave height for fixed-bed experiments 70X-06 and 



70X-I0 29 



4 Frequency of occurrence of ripple heights and resulting error . . 40 



5 Actual errors due to ripples on the special ripple survey .... 40 



FIGURES 



1 Plan view of the Shore Processes Test Basin 12 



2 North section of Shore Processes Test Basin 13 



3 Seaward- looking view of 6-foot-wide wave tanks 14 



4 Seaward- looking view of lO-foot-wide wave tanks , . . . 14 



5 Definition sketch of coordinate system 17 



6 Valve and pipe system of the Shore Processes Test Basin 19 



7 Water level gage and hydrant 20 



8 Contour map of concrete bottom on sand side of 10-foot tank ... 22 



9 Contour map of concrete bottom on sand side of 6-foot tank. ... 22 



10 Portable wave generator with wall closing plates 23 



11 Gap between the generator frame and end of the generator blade. . 24 



12 Eccentric setting on portable generator 28 



5 



