APPENDIX E: NOTATION 



B Value ranging from 0.55 to 0.65 

 C, Dimensionless regression coefficient 

 d Water depth at the structure toe, ft 



8 



F Average freeboard, or that distance between the crest of the seawall 

 and the local mean water level, ft 



F' Dimensionless relative freeboard 



h Water depth, ft 



H Energy based zero-moment wave height, ft 

 mo 



L Significant wave length associated with the peak period T , ft 



L 

 n 



L 



Linear scale of the model 

 P 



m,p Model and prototype quantities, respectively 

 Q Overtopping rate, cfs/ft 



Q Regression coefficient, cfs/ft 

 o 



S Specific gravity of an individual stone relative to the water in 



which it was placed, i.e. S = Y /y 

 ^ a a w 



T Peak period, sec 

 P 



W Weight of an individual stone, lb 

 a ° 



Y Spectral shape parameter, peak enhancement factor which controls the 



sharpness of the spectral peak 



Y Specific weight of an individual stone, pcf 



Y Specific weight of water, pcf 



a^ Spectral shape parameter, low side decay factor 



a, . Spectral shape parameter, high side decay factor 



El 



