SYMBOLS AND DEFINITIONS— Continued 



T g hydrostatic effect on heave (pounds) 



T (t), T (t) mooring line tension (pounds) 



t time 



•wave blanket thickness (feet) 



U maximum current velocity (feet per second) 



•wind velocity (feet per second) 



U r (f) relative velocity between tethered float and fluid particle 

 (feet per second) 



V immersed volume (cubic feet) 



W anchor block weight (pounds) 



•structure width (feet) 



W t design anchor weight (pounds) 



W weight of floating breakwater (pounds) 



w weight of unit length of sloping float (pounds) 



w^ weight of internal ballast in unit length of sloping float 



(pounds) 



X amplitude of oscillation (feet) 



x horizontal dimension in direction of wave propagation (feet) 



y distance from water surface to arbitrary point (feet) 



•horizontal dimension perpendicular to wave propagation (feet) 



y depth of submergence (feet) 



z vertical distance perpendicular to wave propagation (feet) 



a angle of sloping float breakwater (degrees) 



•water surface elevation in front of porous breakwater (feet) 

 •wave spectrum constant (dimensionless) 



3 angle of incidence (degrees) 



•wave spectrum constant (dimensionless) 



y unit weight of fluid (pounds per cubic foot) 



Y unit weight of concrete in air (pounds per cubic foot) 

 Y„ unit weight of soil (pounds per cubic foot) 



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