Patent ID: 7416368

Claim:
An elongated sheet piling panel having a length and width, and opposed side edges, the panel comprising: a first flange wall segment: a second flange wall segment; and a middle wall segment between said first and second wall segments, said first and second flange wall segments and said middle wall segment defining a substantially Z-shaped cross section: wherein at least the middle wall segment has elongated voids positioned within an interior of the panel, said voids being oriented in the direction of the length of the panel, and wherein said middle wall segment is comprised of spaced apart front and rear surfaces, and wherein said middle wall segment has material between adjacent voids, with the material between adjacent voids linking said front and rear surfaces, thereby forming an I-beam configuration, and wherein said middle wall segment has a width greater than a width of one of said first flange wall segment and said second flange wall segment; and wherein said side edges of the panel are configured to be connected to the edges of additional similar panels.