The present disclosure relates generally to retaining walls. More specifically, it pertains to a mechanically stabilized earth retaining wall and a system and method of using the mechanically stabilized earth retaining wall.
Known retaining wall structures, including those disclosed in U.S. Pat. No. 4,824,293 to Brown et al., which is hereby incorporated by reference in its entirety, fail to disclose various features of the present invention. Brown et al. provide an elongated slit on one side of a panel, but fail to disclose various features of the present invention as shown and described herein, including members, anchor members, and attachment means of the present invention.
U.S. Pat. Nos. 4,668,129 to Babcock et al., 5,308,195 to Hotek, and 6,652,196 to Rainey, which are hereby incorporated by reference in their entireties, similarly fail to disclose various novel features, devices, and methods of the present invention. For example, known devices and systems fail to provide methods and systems for fast and secure connection of tiebacks to a wall panel while reducing risk of damaging or spalling or damaging the panel.
In view of the limitations in the prior art methods and systems for mechanically stabilized earthen retaining walls, the present disclosure provides a new and useful mechanically stabilized earth retaining wall system and method of use thereof which is simpler in fabrication, more universally functional and more versatile in application and operation than known prior art methods or devices.
One aspect of the present disclosure is to provide a new mechanically stabilized earth retaining wall system and method of use thereof that may be used as a retaining wall to stabilize unstable slopes and retain the soil on steep slopes.
Another aspect of the present disclosure is to provide a new mechanically stabilized earth retaining wall system and method of use thereof that has many novel features not offered by the prior art.
In one embodiment, a system for securing a facing comprises at least one face panel in a substantially vertical position to create a retaining wall; at least one channel interconnected to the face panel in a substantially horizontal position; at least one face panel anchor inserted into and interconnected to the at least one channel; and at least one soil reinforcing element embedded within a earthen formation and coupled to the at least one face panel anchor, the soil reinforcing element extending horizontally outward from the backside of the wall panel and are embedded within the earthen soil or backfill material thereby securing the soil reinforcing element, and thereby the wall panels, in a fixed, assembled, position.
The phrases “at least one”, “one or more”, and “and/or”, as used herein, are open-ended expressions that are both conjunctive and disjunctive in operation. For example, each of the expressions “at least one of A, B, and C”, “at least one of A, B, or C”, “one or more of A, B, and C”, “one or more of A, B, or C,” and “A, B, and/or C” means A alone, B alone, C alone, A and B together, A and C together, B and C together, or A, B, and C together.
Unless otherwise indicated, all numbers expressing quantities, dimensions, conditions, and so forth used in the specification, drawings, and claims are to be understood as being modified in all instances by the term “about.”
The term “a” or “an” entity, as used herein, refers to one or more of that entity. As such, the terms “a” (or “an”), “one or more” and “at least one” can be used interchangeably herein.
The use of “including,” “comprising,” or “having,” and variations thereof, is meant to encompass the items listed thereafter and equivalents thereof as well as additional items. Accordingly, the terms “including,” “comprising,” or “having” and variations thereof can be used interchangeably herein.
It shall be understood that the term “means” as used herein shall be given its broadest possible interpretation in accordance with 35 U.S.C., Section 112, Paragraph 6. Accordingly, a claim incorporating the term “means” shall cover all structures, materials, or acts set forth herein, and all of the equivalents thereof. Further, the structures, materials, or acts, and the equivalents thereof, shall include all those described in the summary of the invention, brief description of the drawings, detailed description, abstract, and claims themselves.
These and other advantages will be apparent from the disclosure of the invention(s) contained herein. The above-described embodiments, objectives, and configurations are neither complete nor exhaustive. The Summary of the Invention is neither intended nor should it be construed as being representative of the full extent and scope of the present disclosure. Moreover, references made herein to “the present invention” or aspects thereof should be understood to mean certain embodiments of the present disclosure and should not necessarily be construed as limiting all embodiments to a particular description. The present disclosure is set forth in various levels of detail in the Summary of the Invention as well as in the attached drawings and Detailed Description and no limitation as to the scope of the present disclosure is intended by either the inclusion or non-inclusion of elements, components, etc. in this Summary of the Invention. Additional aspects of the present disclosure will become more readily apparent from the Detailed Description, particularly when taken together with the drawings.
The above-described benefits, embodiments, and/or characterizations are not necessarily complete or exhaustive, and in particular, as to the patentable subject matter disclosed herein. Other benefits, embodiments, and/or characterizations of the present disclosure are possible utilizing, alone or in combination, as set forth above and/or described in the accompanying figures and/or in the description herein below. Further details and other features will become apparent after review of the following Detailed Description and accompanying drawing figures.
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the disclosure and together with the general description given above and the detailed description of the drawings given below, serve to explain the principles of these embodiments.
It should be understood that the drawings are not necessarily to scale, and various dimensions may be altered. In certain instances, details that are not necessary for an understanding of the invention or that render other details difficult to perceive may have been omitted. It should be understood, of course, that the invention is not necessarily limited to the particular embodiments illustrated herein.
As described in detail below, various embodiments of the present disclosure provide a retaining wall system for mechanically stabilizing an earthen wall. The present disclosure has significant benefits across a broad spectrum of endeavors. It is the applicant's intent that this specification and the claims appended hereto be accorded a breadth in keeping with the scope and spirit of the invention being disclosed despite what might appear to be limiting language imposed by the requirements of referring to the specific examples disclosed.
In various embodiments, the present invention provides for one or more face panels with anchor receiving channels. As shown in
As shown in
As further shown in
In certain embodiments, the receiving channels 30 are comprised of a Unistrut® “C” channel that is embedded within the wall channel 22. The tieback members 40 are looped over and thereby interconnected with respective connecting anchors 50. The connecting anchor 50 and associated tieback member 40 is then inserted into a receiving channel 30, thereby securing the tie back strip 40 to the wall panel 20. The tieback members 40 extend horizontally outward from a first side of the wall panel 20 and are thus adapted to be embedded within the earthen soil or backfill material thereby securing the tie backs 40, and thereby securing the wall panel 20, in a fixed, assembled, position.
It is to be understood that the connecting anchor receiving channel 30, while in one embodiment is an extruded piece of Unistrut “C” channel, in alternate embodiments is provided in different shapes of extruded channel specifically designed to interconnect with, and retain, the corresponding shape of the connecting anchors, examples of which are illustrated herein.
In order to engage a tieback member 40, lower extension members 52a, 52b, 52c are threaded or inserted through slots 41 in the grid 40. This is, in certain embodiments, each of the lower extension members 52 are provided through a respective void 41 in the grid 40. The grid is thus disposed between the upper 51 and lower 52 extensions, and provided in force-transmitting communication with an intermediate portion 58 of the anchor 50. The intermediate portion 58 joins the upper 51 and lower 52 extensions, and provides contact surfaces for engaging the grid. Preferably, and referring to
In certain embodiments, and as shown in
In
In various embodiments, methods of providing tieback members 40 in connection with a wall panel 20 are provided. In one embodiment, a method of preparing a mechanically stabilized earth retaining wall is provided wherein a precast wall panel is formed with a plurality of slots 20, the slots comprising laterally extending voids in the panel. An elongate channel 30 is provided within each of the slots 22, the channels 30 comprising an interface for force-transmitting communication with an anchor member. A plurality of anchor members 50 are provided within the channels 30, wherein the anchor members 50 are adapted to receive and secure at least one tieback member. Tieback members are secured to the anchor members 50, either before or after securing of the anchor members 50 with the channel 30. Fill and/or soil are provided. The fill may be provided in stages, wherein the provision of fill and tieback members 40 is sequentially alternated. In an alternative embodiment, tieback members 40 are provided and fill is provided around the tiebacks. In various embodiments, the anchor members 50 comprise elastic extension members that may be compressed to facilitate insertion into the channel member 30 and comprise a restoring force that biases the extension members into a secured position with respect to the channel 30 and/or wall 20.
In various embodiments, methods of installing the panel and associated tiebacks contemplate sliding the anchor members into the connecting anchor receiving channel 30, such as through the open ends of the channel. In various embodiments, the anchor is compressed sufficiently to provide the distal ends of the extension members of the anchor within the channel. The anchor is then provided in its desired position and released into secure engagement with the channel.
In an alternate embodiment, the connecting anchors 50 may be inserted into the connecting anchor receiving channel 30 from the front through the open face of the channel by means of compressing the connecting anchor 50, which expands after it is inside the channel. In alternative embodiments, the connecting anchors are inserted through an opening in the face of the channel that allows for passage of the connecting anchor body.
It is anticipated that alternate embodiments of the invention may be used for retaining interior wall or ceiling panels in vertical or horizontal positions, and that such panels may embody a connecting anchor receiving channel that is either embedded in or mounted to the surface of said panels.
One embodiment of the present disclosure includes a geogrid product manufactured from high-density polyethylene (HDPE) resins. It is to be understood that the anchor tie back strips can be manufactured from a variety of materials including welded wire mesh, steel strand or cable, plastic, polymer, other materials or other materials used in MSE wall systems known in the art.
The prefabricated wall fascia panel 22 may be manufactured in a variety of shapes within the scope and intent of the invention disclosed herein including but not limited to parallelogram, rectangle, rhombus, square, and trapezoid, as well as these shapes having curved ends such as cylindrical, or oval.
Some embodiments of the present disclosure may also be fabricated to include a variety of simulated material patterns on the front face of the panels including but not limited to simulated block, brick, stone, cut stone, stone block, flagstone, granite, sandstone, as well as other material and patterns known in the art.
In one embodiment, the wall panel may be manufactured from precast concrete. In some embodiments, other materials may be used including, but not limited to, plastic, polymer concrete, or similar materials that may be represented in a variety of types and composition mixes having various combinations of ingredients such as those found in the manufacture of concrete, plastics, polymers, cement, water, cementitious materials, and chemical and or mineral admixtures, coloring agents which, when combined, will create a concrete material.
The foregoing has outlined, in general, the intended use and function as well as the physical aspects of the invention and is to serve as an aid to better understanding the invention disclosed herein. In reference to such, there is to be a clear understanding that the present disclosure is not limited to the method or detail of construction, fabrication, material, or application of use described and illustrated herein. Any other variation of fabrication, use, or application should be considered apparent as an alternative embodiment of the present disclosure.
The foregoing discussion of the disclosure has been presented for purposes of illustration and description. The foregoing is not intended to limit the disclosure to the form or forms disclosed herein. In the foregoing Detailed Description for example, various features of the disclosure are grouped together in one or more embodiments for the purpose of streamlining the disclosure.
Moreover, though the present disclosure has included description of one or more embodiments and certain variations and modifications, other variations and modifications are within the scope of the disclosure, e.g. the use of a certain component described above alone or in conjunction with other components may comprise a system, while in other aspects the system may be the combination of all of the components described herein, and in different order than that employed for the purpose of communicating the novel aspects of the present disclosure. Other variations and modifications may be within the skill and knowledge of those in the art, after understanding the present disclosure. This method of disclosure is intended to obtain rights which include alternative embodiments to the extent permitted, including alternate, interchangeable and/or equivalent structures, functions, ranges or steps to those claimed, whether or not such alternate, interchangeable and/or equivalent structures, functions, ranges or steps are disclosed herein, and without intending to publicly dedicate any patentable subject matter.
This U.S. Non-Provisional Patent Application claims the benefit of priority from U.S. Provisional Patent Application Ser. No. 61/813,043 filed Apr. 17, 2013, the entire disclosure of which is hereby incorporated by reference in its entirety.
Number | Date | Country | |
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61813043 | Apr 2013 | US |