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US 2011/0255922 A1Published application
Box culvert
AssigneeJensen Enterprises, Inc.
InventorTHOMAS ELLIOTT
Life of this patent
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Abstract
A box culvert assembly and method of forming a box culvert assembly is provided. The boxes forming the assembly comprise portions configured to allow pivoted assembly of one box into another, while reducing the likelihood of high stress or fracture. The box assembly further allows for a generally tight seal between the boxes.
Claims17
A box culvert assembly comprising:
- first and second four-sided concrete boxes coupled to one another, the first and second boxes having first ends, second ends, and openings extending between the first and second ends;
- the first box comprising a protruding ledge, the protruding ledge comprising a first portion, a second portion, and a third portion in between the first and second portions, the first and second portions having a greater thickness than the third portion, the first and second portions being configured to support at least a portion of the weight of the first box when the first box is coupled to the second box;
- and
- the second box comprising a recessed ledge having surfaces for contacting and supporting the first and second portions.
1 more element
A box culvert assembly comprising:
- first and second four-sided concrete boxes coupled to one another, the first and second boxes having first ends, second ends, and openings extending between the first and second ends;
- the first box comprising a protruding ledge, the protruding ledge extending as a thin protruding piece of concrete across a top portion of the first box, the protruding ledge being configured to support at least a portion of the weight of the first box when the first box is coupled to the second box;
- and
- the second box comprising a recessed ledge having at least one surface for contacting and supporting the protruding ledge.
1 more element
A method of constructing a box culvert comprising:
- providing a first box culvert, the first box culvert having a first end comprising a platform having a receiving surface along a top edge the box;
- providing a second box culvert, the second box culvert having a second end comprising a protruding lip extending across the top of the second box;
- lowering the second end of the second box culvert onto the first end of the first box culvert at an angle such that the lip contacts the receiving surface, and the receiving surface supports the second box culvert;
- and
- pivoting the second box culvert about the receiving surface, such that the first and second ends are joined together.
2 more elements
Dependencies are inferred from the claim text.