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A basement wall is provided which includes a precast prestressed hollow core concrete panel. The panel has a plurality of horizontally extending voids and a plurality of horizontally extending tension cables. The panel has a lower portion extending below grade. The panel preferably has a layer of wi

A basement wall is provided which includes a precast prestressed hollow core concrete panel. The panel has a plurality of horizontally extending voids and a plurality of horizontally extending tension cables. The panel has a lower portion extending below grade. The panel preferably has a layer of wire mesh positioned between the voids and the inner surface or between the voids and the outer surface. An end cap for the panel is also provided. The panel can have an impressed brick pattern on the above-grade outer surface and the panel can have a window opening, a brick ledge and/or a beam pocket.

대표청구항 ▼

What is claimed is: 1. A wall which extends below grade, said wall comprising a precast prestressed hollow core concrete panel defining a plurality of horizontally extending voids and having a plurality of horizontally extending tension cables which are located outside of said voids in said concret

What is claimed is: 1. A wall which extends below grade, said wall comprising a precast prestressed hollow core concrete panel defining a plurality of horizontally extending voids and having a plurality of horizontally extending tension cables which are located outside of said voids in said concrete panel, said panel having a top, said panel being oriented so that its major surfaces extend in a vertical direction, said panel having a lower portion extending below grade, a first one of said cables being adjacent to a first one of said voids, a second one of said cables being adjacent to a second one of said voids, said panel having a series of reinforcement members located within said panel to provide vertical reinforcement in the vertical direction. 2. The wall of claim 1, said panel having an above-grade portion and a below-grade portion, said below-grade portion extending downwardly a greater distance than said above-grade portion extends upwardly. 3. The wall of claim 2, wherein said panel is at least 12 feet long. 4. The wall of claim 2, said wall further comprising two end caps which together cover an end of said panel. 5. The wall of claim 2, said panel having a tapered top surface and a tapered bottom surface, the taper of each of said surfaces being not more than a half inch. 6. The wall of claim 2, said panel having an end which is about 8 feet 4 inches high. 7. The wall of claim 2, said panel having a window opening. 8. The wall of claim 2, said panel having a brick ledge. 9. The wall of claim 2, said panel having a beam pocket. 10. The wall of claim 2, said wall further comprising a second precast prestressed hollow core concrete panel, said panels being joined by at least one bracket or by embedded weld plates. 11. The wall of claim 2, said panel having an outer surface facing outside soil, wherein at least a portion of said outer surface of said panel has an impressed brick pattern. 12. The wall of claim 2, said panel having a first end and a second end, said first one of said cables extending to but not beyond said first end and extending to but not beyond said second end, said second one of said cables extending to but not beyond said first end and extending to but not beyond said second end. 13. The wall of claim 2, said wall further comprising an end cap covering at least a portion of an end of said panel. 14. The wall of claim 13, wherein said end cap has a longitudinal channel adapted to direct water downwardly. 15. The wall of claim 2, said panel having an outer surface facing outside soil, said panel having an inner surface facing an interior of a basement, wherein said series of reinforcement members is provided by a layer of wire mesh positioned between said inner surface and said outer surface. 16. The wall of claim 15, wherein said layer of wire mesh is positioned between said horizontally extending voids and said inner surface. 17. The wall of claim 15, said layer of wire mesh having a plurality of horizontally extending wires and a plurality of vertically extending wires, said vertically extending wires having greater tensile strength than said horizontally extending wires. 18. The wall of claim 15, wherein said layer of wire mesh is positioned between said horizontally extending voids and said outer surface. 19. The wall of claim 18, wherein at least a portion of said outer surface of said panel has an impressed brick pattern. 20. The wall of claim 19, wherein said impressed brick pattern covers at least the top 12 inches of the outer surface of said panel. 21. The wall of claim 19, said outer surface having an above-grade portion, wherein said impressed brick pattern covers the entirety of said above-grade portion of said outer surface. 22. The wall of claim 20, wherein said impressed brick pattern covers not more than the top 50 inches of the outer surface of said panel. 23. The wall of claim 1, wherein said wall is a basement wall. 24. The wall of claim 23, said panel having an above-grade portion and a below-grade portion, said below-grade portion extending downwardly a greater distance than said above-grade portion extends upwardly. 25. The wall of claim 24, said panel having an outer surface facing outside soil, said panel having an inner surface, wherein said series of reinforcement members is provided by a layer of wire mesh positioned between said inner surface and said outer surface. 26. The wall of claim 25, wherein said layer of wire mesh is positioned between said horizontally extending voids and said outer surface. 27. The wall of claim 24, said panel having an outer surface facing outside soil, wherein at least a portion of said outer surface of said panel has an impressed brick pattern. 28. A concrete panel, said panel being a precast prestressed hollow core concrete panel defining a plurality of longitudinally extending voids and having a plurality of longitudinally extending tension cables which are located outside of said voids in said concrete panel, a first one of said cables being adjacent to a first one of said voids, a second one of said cables being adjacent to a second one of said voids, said panel having a width perpendicular to said longitudinally extending voids, said width being substantially 8 feet 4 inches, said width extending in a Y direction which is perpendicular to said longitudinal direction, said panel having a series of reinforcement members located within said panel to provide transverse reinforcement in the Y direction. 29. The concrete panel of claim 28, wherein the series of reinforcement members is provided by a layer of wire mesh positioned between two major surfaces of said panel. 30. The concrete panel of claim 28, said panel having an outer surface, said outer surface having an impressed brick pattern. 31. A method of constructing a wall which extends below grade, comprising the steps of providing a precast prestressed hollow core concrete panel defining a plurality of voids and having a plurality of tension cables which are located outside of said voids in said concrete panel, a first one of said cables being adjacent to a first one of said voids, a second one of said cables being adjacent to a second one of said voids, and placing said panel (a) so that its major surfaces extend in a vertical direction, (b) so that a lower portion of said panel extends below grade and so that said voids and said tension cables extend in a horizontal direction, said panel having a series of reinforcement members located within said panel to provide vertical reinforcement in the vertical direction. 32. The method of claim 31, wherein said wall is a basement wall. 33. The method of claim 32, wherein said panel as placed has an above-grade portion and a below-grade portion, said below-grade portion extending downwardly a greater distance than said above-grade portion extends upwardly. 34. The method of claim 33, said panel as placed having an outer surface facing outside soil, said panel having an inner surface, wherein said series of reinforcement members is provided by a layer of wire mesh positioned between said inner surface and said outer surface. 35. The method of claim 34, wherein said layer of wire mesh is positioned between said horizontally extending voids and said outer surface. 36. The method of claim 33, said panel as placed having an outer surface facing outside soil, wherein at least a portion of said outer surface of said panel has an impressed brick pattern. 37. The method of claim 32, said panel having a first end and a second end, said first one of said cables extending to but not beyond said first end and extending to but not beyond said second end, said second one of said cables extending to but not beyond said first end and extending to but not beyond said second end.