HGEN 



HS 



I 



I BREAK 



IJET 



I MAX 

 J 



J MAX 

 JUSE 



Jl 



J2 



JIREF 



J2REF 



MMAX 



NITER 

 NT I ME 

 NTIMES 



NUNIV 



PI 



POROS 



QX 



QXTOT 



QY 

 R 



Average wave height at a depth, WDEPTH 



The significant wave height input 



The longshore grid location 



The leeward side of the initial breaker location J value 



Represents the lesser I value adjacent to the structure (these 

 must be evenly spaced alongshore) 



The total number of grid points in the x-direction (alongshore) 



The offshore contour location 



The value of the seawardmost contour simulated 



(JMAX + 2) the seawardmost contour at which the wave field is 

 calculated 



Landward contour of refraction zone 



Seaward contour of refraction zone 



Landward J values of boundary of refraction zone 



Seaward J values of boundary of refraction zone 



The number of shore-perpendicular structures to be simulated 

 (present maximum of 16) 



The counterindex in the refraction routine 



The counterindex in the time simulation "DO" loop 



The number of iterations of time-step, DELT, for which a 

 particular wave is simulated 



The total number of time-steps simulated at any time 



The value of tt = 3.141592654 



The porosity of the sediment 



The longshore sediment transport rate at a specific location 



The total alongshore sediment transport rate due to the height and 

 angle of the initial breaking wave 



The onshore-offshore sediment transport rate at a specific location 



See equations (36) and (37) 



62 



