Patent ID: 8684635

Claim:
A retaining wall, comprising: a plurality of stacked rows of precast retaining wall blocks, individual ones of the precast retaining wall blocks comprising a front surface, a top surface, a bottom surface, and an opening defined by internal walls between the top and bottom surfaces; a geogrid material having a planar elongated body with first and second parts embedded in soil and a third part connecting the first and second parts and extending through the opening of at least one of the precast retaining wall blocks; wherein the opening extends through a rear panel portion of the at least one of the precast retaining wall blocks, wherein the rear panel portion extends between a web portion extending outwardly from a rear surface of the front surface and an adjacent web portion of the at least one of the precast retaining wall blocks; and wherein the web portion includes a vertical center portion extending from the top surface to the bottom surface of the front surface portion and left and right protrusions extending outwardly from lower sides of the vertical center portion, the left and right protrusions of the at least one of the wall blocks substantially triangular.