CONTENTS 



FIGURES 



Page 



1 Size-frequency plots comparing millimeter and phi- size scales . . 10 



2 The normal curve 12 



3 Cumulative size plot 14 



4 Comparison of overall composite with seasonal profile composites, 



sampled composites, and depth samples, Pt. Mugu, California ... 18 



5 Four types of potential offshore borrow sites in an offshore 



interest area 23 



6 Diagrammatic relationships between sample-size distribution 



and computed composite distribution and elevation-controlled 

 sampling plan 26 



7 Isolines of SPM fill factor versus phi mean difference and 



phi sorting ratio 31 



8 Isolines of the Dean fill factor 32 



9 Isolines of the adjusted SPM fill factor versus phi mean 



difference and phi sorting ratio 34 



10 Isolines of renourishment factor versus phi mean difference 



and phi sorting ratio 36 



11 Grain-size histograms for borrow and native sand composite 



distributions, Virginia Beach, Virginia 37 



12 Comparison of fill factor techniques and renourishment 



method for example data from Virginia Beach, Virginia 39 



