Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control
Patent
1994-05-16
1996-07-16
Novosad, Stephen J.
Hydraulic and earth engineering
Fluid control, treatment, or containment
Flow control
405286, E02D 520, E01F 500
Patent
active
055361137
ABSTRACT:
A precast concrete soil retaining structure is provided comprising an upright portion, a base portion, and a plurality of retaining caps. Preferably its use will be as a wingwall for use with culvert systems. The upright portion of the structure has a first face and a second face, as well as a first end and a second end. The first end is of a height greater than or equal to the height of the second end. The base portion has a top surface and a bottom surface and a plurality of channels of a first diameter, each of which extends between the top surface and the bottom surface. Each of the retaining caps has a channel of a second diameter extending therethrough, with the second diameter preferably being less than that of the first diameter. Each of the retaining caps is positioned above a respective one of the base portion channels.
REFERENCES:
patent: 1778574 (1930-10-01), Thornley
patent: 2413867 (1947-01-01), Easterday
patent: 3779021 (1973-12-01), Green
patent: 4067166 (1978-01-01), Sheahan
patent: 4993872 (1991-02-01), Lockwood
North Star Concrete of Ohio, Inc.
Novosad Stephen J.
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