Patent ID: 6857825
Filing Date: 2005-02-22
Classification: E02D

Abstract:
1. A retaining wall structure comprising: a plurality of blocks arranged in a plurality of generally horizontal courses stacked on top of each other, each block comprising: a top surface; a bottom surface, the bottom surface spaced a predetermined distance from the top surface; a front surface, the front surface extending between the top surface and the bottom surface; a rear surface, the rear surface extending between the top surface and the bottom surface, the rear surface spaced a predetermined distance from the front surface; opposing side surfaces, the opposing side surfaces extending between the top, bottom, front, and rear surfaces; a flexible, anchoring grid having a plurality of apertures therein positioned between an upper course of blocks and a vertically adjacent lower course of blocks and extending into material being retained by the wall in a single, uninterrupted, generally horizontal plane with the flexible anchor grid lying on the top surfaces of the blocks in the lower course of blocks; with, at least one block of the upper course of blocks further comprising an engagement section comprising a plurality of spaced apart teeth depending downwardly from the block bottom surface, with the teeth having front faces aligned in a common vertical plane disposed forwardly from the block rear surface, with the teeth front faces configured to bear against the rear surface of the lower course of blocks to provide a setback for the upper course of blocks with respect to the lower course of blocks, and with the teeth projecting through the apertures of the flexible grid in operative engagement therewith.