Patents Examined by Joan Ricci
  • Patent number: 4728227
    Abstract: There is described a new and improved soil reinforcing structure including an upright earth retaining wall having a front surface and a rear surface, at least one flexible anchoring grid extending rearwardly from the rear surface of the wall into compacted soil behind the wall, the grid having along its length a plurality of transverse rows of apertures, the apertures being spaced from one another by an intervening web, a second flexible grid horizontally anchored in the rear surface of the wall and having therein at least one row of apertures extending parallel to and outside the rear surface, each of the apertures being spaced from one another by an intervening web, and a rod adapted to pass through a channel formed by the interfingering of the webs and apertures in the two grids to interconnect the flexible anchoring grid with the upright wall.
    Type: Grant
    Filed: March 10, 1986
    Date of Patent: March 1, 1988
    Inventors: Hugh G. Wilson, Wayne D. Rains