Patent ID: 7001110
Filing Date: 2006-02-21
Classification: E01F,E02D

Abstract:
1. A precast concrete retaining wall system adapted for use as a wing wall for a concrete culvert to retain a backfill of soil, comprising a precast concrete vertical retaining wall adapted to be supported by a concrete footer, at least one precast concrete anchor member including an outer flange wall and an integrally connected web wall connecting said flange wall to said retaining wall, elongated reinforcing members extending within said web wall of said anchor member and including connecting portions projecting into and embedded within said concrete retaining wall, a set of generally vertical primary reinforcing bars extending only within a portion of said retaining wall adjacent opposite sides of said reinforcing members within said web wall of said anchor member and projecting above said anchor member between said web wall and said connecting portions of said reinforcing members, secondary reinforcing members extending generally throughout said retaining wall, and said secondary reinforcing members being substantially lighter and smaller than said primary reinforcing bars, for substantially reducing the total weight of said secondary reinforcing members within said retaining wall and thereby substantially reduce the total weight of said retaining wall system.