CONTENTS 



TABLES-Continued 



Page 



8 Reflection coefficient by manual method for experiments 71Y-06 



and 71Y-10 23 



9 Slope of beach face at the SWL intercept in experiments 71Y-06 



and 71Y-10 44 



10 Sediment-size analysis at various hours for experiment 71Y-06. . . 71 



11 Sediment-size analysis at various hours for experiment 71Y-10. , . 75 



12 Summary of median grain-size values within profile zones for 



experiments 71Y-06 and 71Y-10 78 



13 Summary of profile development for experiment 71Y-06 87 



14 Summary of profile development for experiment 71Y-10 90 



FIGURES 



1 Reflection variability in fixed-bed tanks 26 



2 Reflection variability in movable-bed tank of experiment 



71Y-06 27 



3 Reflection variability in movable-bed tank of experiment 



71Y-10 '. 28 



4 Interpretation of contour movement plots 30 



5 Definition of coordinate system 32 



6 Definition sketch of profile zones (experiment 71Y-06) 33 



7 Profile changes along range 1, experiment 71Y-06 34 



8 Profile changes along range 3, experiment 71Y-06 35 



9 Profile changes along range 5, experiment 71Y-06 36 



10 Profile changes along range 1, experiment 71Y-10 37 



11 Profile changes along range 3, experiment 71Y-10 38 



12 Profile changes along range 5, experiment 71Y-10 39 



13 Profile changes along range 1 , experiment 71Y-10 40 



14 Profile changes along range 9, experiment 71Y-10 41 



5 



