T (wave period)
Hm0(Wave Height at the Toe of the Structure)
Bd (Berm Depth Relative to Still water level)
Rc (Freeboard - The height of the crest of the wall above still water level (m))
B (Berm width (m))
αd (Slope Angle 1)
αu (Slope Angle 2)
γ (coefficient for reduction factors)