A multi-component segmented retaining wall (SRW) block that may form a mortarless retaining wall. Each SRW block includes an interlocking face unit and an anchor unit that together form a vertically oriented hollow core bounded by the inner walls of the face unit and the anchor unit. Each face unit
A multi-component segmented retaining wall (SRW) block that may form a mortarless retaining wall. Each SRW block includes an interlocking face unit and an anchor unit that together form a vertically oriented hollow core bounded by the inner walls of the face unit and the anchor unit. Each face unit and anchor unit pair are interlocked by complementary connector elements.
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1. A mortarless retaining wall constructed of a plurality of segmented retaining wall (SRW) blocks stacked in an array of superimposed rows, each SRW block comprising: a face unit having a an opposing front face and back face, the front face being exposed and the back face having two connector eleme
1. A mortarless retaining wall constructed of a plurality of segmented retaining wall (SRW) blocks stacked in an array of superimposed rows, each SRW block comprising: a face unit having a an opposing front face and back face, the front face being exposed and the back face having two connector elements and being hidden;an anchor unit having two connector elements and a cross member, the two connector elements each being of complementary shape to the face unit connector elements for interconnection therewith without other connectors, each connector of the face unit providing an interconnection with a respective one of the two connectors of the anchor unit to interlock the face unit and the anchor unit, the anchor unit confronting soil being retained by the retaining wall;the anchor unit and the face unit each having upper and lower load bearing surfaces, the upper load bearing surfaces for supporting the lower load bearing surfaces of a super-imposed stacked block, the face unit being made of concrete such that the load bearing surfaces resist shear forces between adjacent SRW blocks in order to retain the wall structure when subject to forces applied by the soil retained by the retaining wall against the SRW block, andthe anchor unit and face unit interlocked via respective connector elements to form the SRW block, the anchor unit and the face unit, when interlocked, forming a hollow core between the back face of the face unit and the cross member and extending vertically from the upper load bearing surfaces to the lower bearing surfaces. 2. The mortarless retaining wall of claim 1, wherein the face units and the anchor units of some of the SRW block are formed of different materials, the anchor unit being formed of relatively lower quality materials than the face unit. 3. The mortarless retaining wall of claim 2, wherein the anchor units of some of the SRW blocks are formed of recycled materials. 4. The mortarless retaining wall of claim 2, wherein the anchor units of some of the SRW blocks are formed of plastic. 5. The mortarless retaining wall of claim 1, wherein the face units of some of the SRW blocks are formed via a wetcast, a drycast, or an extrusion. 6. The mortarless retaining wall of claim 1, wherein the face unit of some of the SRW blocks are formed using a face and base paver machine, the front surface being formed of a veneer layer of a relatively higher quality material and the remainder of the face unit being formed of a relatively lower quality material. 7. The mortarless retaining wall of claim 1, wherein the anchor units of some of the SRW blocks are formed in a generally U-shape with first and second legs of the U-shape terminating in the respective connector elements and the cross member forming a back segment. 8. The mortarless retaining wall of claim 7, wherein the first and second legs of the generally U-shape of the anchor units of some of the SRW blocks form side walls of the SRW block. 9. The mortarless retaining wall of claim 7, wherein the first and second legs of the generally U-shape of the anchor units of some of the SRW blocks contain recesses forming hand-holds useful when lifting the anchor units. 10. The mortarless retaining wall of claim 7, wherein the first and second legs of the generally U-shape of the anchor units of some of the SRW blocks are connected by a second cross-member to reinforce the anchor unit. 11. The mortarless retaining wall of claim 1, wherein the load bearing surfaces of the anchor units are generally planar. 12. A supply of preformed block components for forming a mortarless retaining wall comprised of segmented retaining wall (SRW) blocks, comprising: a plurality of face units each having an opposing front face and back face, the front faces of the plurality of face units having a differing pattern thereon, and the back faces each having two connector elements;a plurality of anchor units for confronting soil being retained by the retaining wall, each anchor unit being of a universal design and having two connector elements and a cross-member, the two connector elements each being of complementary shape to one of the connector elements of one of the face units for interconnection therewith without other connectors, each connector of the face units providing an interconnection with a respective one of the two connectors of the anchor units to interlock the face unit and anchor unit;each anchor unit and face unit capable of being interlocked via respective connector elements to form a segmented retaining wall (SRW) block, each anchor unit and face unit, when interlocked to form a SRW block, forming a hollow core oriented vertically and bounded by the back face of the face unit and the cross-member and stackable in rows of SRW blocks to form the retaining wall; andthe anchor units and the face units each having upper and lower load bearing surfaces, the upper load bearing surfaces for supporting the lower load bearing surfaces of a super-imposed stacked SRW block, the face units being made of concrete such that the load bearing surfaces resist shear forces between adjacent SRW blocks in order to retain the wall structure when subject to forces applied by the soil retained by the retaining wall against each SRW block. 13. The supply of claim 12, wherein some of the face units each include four connector elements. 14. The supply of claim 12, wherein the two connector elements of the anchor units are of the same size. 15. The supply of claim 12, wherein the interlock of the connector elements of each anchor unit and each face unit is loose, allowing for limited relative movement between such anchor unit and such face unit without disconnecting the interlock. 16. The supply of claim 12, wherein the load bearing surfaces of the anchor units are generally planar. 17. A multi-component segmented retaining wall (SRW) block for forming a mortarless retaining wall: a face unit having an opposing front face and rear face, the front face defining part of the exposed surface of the retaining wall, the rear face being generally planar and having recesses forming two connector elements,an anchor unit having a generally U-shape with a back segment and first and second legs, the first and second legs terminating in respective connector elements each being of complementary shape to the face unit connector elements for interconnection therewith without other connectors, each connector of the face unit providing an interconnection with a respective one of the two connectors of the anchor unit to interlock the face unit and the anchor unit, the anchor unit confronting soil being retained by the retaining wall;the anchor unit and the face unit each having upper and lower load bearing surfaces, the upper load bearing surfaces for supporting the lower load bearing surfaces of a super-imposed stacked SRW block, the face unit being made of concrete such that the load bearing surfaces resist shear forces between adjacent SRW blocks in order to retain the wall structure when subject to forces applied by the soil retained by the retaining wall against the SRW block, andthe anchor unit and face unit interlocked via respective connector elements to form the SRW block, the anchor unit and the face unit, when interlocked, forming a hollow core oriented vertically and bounded by the rear face of the face unit and by inner walls of the first and second legs and back segment of the anchor unit. 18. The multi-component SRW block of claim 17, wherein the face unit has opposing side surfaces, at least one of the opposing side surfaces being directly rearwardly inwardly with respect to the facing surface whereby joined adjacent blocks will effect a generally curved front surface to the retaining wall. 19. The multi-component SRW block of claim 18, wherein the other side surface of the at least one of the opposing surfaces being generally perpendicular to the facing wall to create an end block for the retaining wall. 20. The multi-component SRW block of claim 18, wherein both of the opposing side surfaces are directed rearwardly inwardly. 21. The multi-component SRW block of claim 17, wherein the connector elements of the face unit comprise elongated keyways and the connector elements of the anchor unit comprise elongated keys slidable within the keyways. 22. The multi-component SRW block of claim 21, wherein the keyways and the keys extend the entire height of the face unit and anchor unit, respectively, the keyways forming vertical passages in the face unit. 23. The multi-component SRW block of claim 17, wherein the center to center distance of the keys of one anchor unit is equal to a center to center distance of adjacent keyways of two face units positioned adjacent to each other, whereby the anchor unit may interconnect with the two face units positioned adjacent to each other. 24. The multi-component SRW block of claim 17, wherein the load bearing surfaces of the anchor units are generally planar. 25. A mortarless retaining wall constructed of a plurality of segmented retaining wall (SRW) blocks stacked in an array of superimposed rows, each SRW block comprising: a face unit having a front face defining at least part of the exposed surface of the retaining wall and an opposing rear face having two connector elements;an anchor unit having two connector elements and a cross member, the two connector elements each being of complementary shape to the face unit connector elements for interconnection therewith without other connectors, each connector of the face unit providing an interconnection with a respective one of the two connectors of the anchor unit to interlock the face unit and the anchor unit, the anchor unit confronting soil being retained by the retaining wall;the anchor unit and the face unit each having upper and lower load bearing surfaces, the upper load bearing surfaces for supporting the lower load bearing surfaces of a super-imposed stacked block, the face unit being made of concrete such that the load bearing surfaces resist shear forces between superimposed SRW blocks in order to retain the wall structure when subject to forces applied by the soil retained by the retaining wall against the SRW block, andthe anchor unit and face unit interlocked via respective connector elements to form the SRW block, the anchor unit and the face unit, when interlocked, forming a hollow core oriented vertically and bounded by the rear face of the face unit and the cross member, andat least one of the anchor unit and the face unit having at least one alignment element that aligns and resists the shear forces between a superimposed SRW block relative to its immediately subjacent block. 26. The mortarless retaining wall of claim 25, wherein the at least one alignment element of some of the SRW blocks is one of a lip, notch, pin recess, and slot. 27. The mortarless retaining wall of claim 26, wherein the face units of the some of the SRW blocks include a notch extending laterally under the face units and at the front thereof, the height of the notch being generally less than or equal to the height of the lip. 28. The mortarless retaining wall of claim 25, wherein the at least one alignment element of some of the SRW blocks includes a lip of the face units, the lip extending laterally over the face units and at the front thereof, the lip resisting shear forces applied by the soil retained by the retaining wall against the SRW block. 29. The mortarless retaining wall of claim 28, wherein the laterally extending lip is defined with a depth approximately equal to the depth of the notch such that a vertically extending wall can be formed using such SRW blocks. 30. The mortarless retaining wall of claim 28, wherein the laterally extending lip is defined with a depth greater than the depth of the notch such that the retaining wall formed using such SRW blocks is formed with a setback, whereby the setback depth of each course of blocks is based on the difference in depths between the laterally extending lip and the notch. 31. The mortarless retaining wall of claim 30, wherein the height of the lip is equal to or less than the height of the notch. 32. The mortarless retaining wall of claim 25, wherein the at least one alignment element of some of the SRW blocks includes a lip of the anchor units, the lip extending laterally under the anchor units and at the rear thereof, the lip resisting shear forces applied by the soil retained by the retaining wall against the SRW block. 33. The mortarless retaining wall of claim 25, wherein the anchor units of the some of the SRW blocks include a notch extending laterally over the anchor units and at the rear thereof, the depth of the lip being generally equal to the depth of the notch. 34. The mortarless retaining wall of claim 25, wherein the load bearing surfaces of the anchor units are generally planar.
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