CA2995640C - Method and apparatus for constructing a concrete structure - Google Patents

Method and apparatus for constructing a concrete structure

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Publication number
CA2995640C
CA2995640C CA2995640A CA2995640A CA2995640C CA 2995640 C CA2995640 C CA 2995640C CA 2995640 A CA2995640 A CA 2995640A CA 2995640 A CA2995640 A CA 2995640A CA 2995640 C CA2995640 C CA 2995640C
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Prior art keywords
section
cast concrete
assembly
rod
sections
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Application number
CA2995640A
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French (fr)
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CA2995640A1 (en
Inventor
Bryant Zavitz
Original Assignee
Tindall Corp
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Priority claimed from US15/236,440 external-priority patent/US10024047B2/en
Application filed by Tindall Corp filed Critical Tindall Corp
Publication of CA2995640A1 publication Critical patent/CA2995640A1/en
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Publication of CA2995640C publication Critical patent/CA2995640C/en
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Abstract

The present invention broadly comprises a method and apparatus for constructing a concrete structure. In one embodiment, a structure includes a column section and a beam section. One of the column section and the beam section includes an assembly with a threaded rod, and the other of the column section and the beam section includes an assembly having an aperture configured to receive the threaded rod.

Description

[8001] FIELD OF THE INVENTION
[0002] The present invention relates to a method and apparatus for constructing a concrete structure. In particular, the invention relates to constructing a concrete structure using pre-cast concrete components. BACKGROUND OF THE INVENTION [MOS] Conventional methods and apparatuses for constructing a structure with field poured components can be laborand time intensive. The use of pre-cast elements is desired, but can lead to a weaker structure than can be attained with field poured elements. Accordingly, aneed fora more efficient method and apparatus for constructing a strong structure with pre-cast concrete elements hasbeen developed bythe present inventors. SUMMARY OF THE INVENTION [M04] The present invention broadly comprises a method and apparatus for constructing a concrete structure, hi one embodiment, a structure includes a column sectionand a beam section. 1 Date re?ue/Datereeeived 2023-03-3184195282 One of the column section and the beam section includes an assembly with a threaded rod, and the other of the column section and the beam section includes an assembly having an aperture configured to receive the threaded rod. BRIEF DESCRIPTION OF THE DRAWINGS
[0005] A full and enabling disclosure of the present subject matter, including the best mode thereof directed to one of ordinary skill in the art, is set forth in the specification, which makes reference to the appended figures, in which:
[0006] FIG. 1 illustrates an embodiment of a concrete structure that can be constructed according to an exemplary embodiment of the present invention;
[0007] FIG. 2 illustrates an exemplary connection of a column to a foundation;
[0008] FIG. 3 illustrates cross-sections of the column shown in FIG. 2;
[0009] FIGS. 4 and 5A-5E illustrate an exemplary process for making the structure shown in FIG. 1;
[0010] FIG. 6 illustrate a top view of the structure shown in FIG. 1;
[0011] FIG. 7 shows a side view of the structure shown in FIG. 1;
[0012] FIG. 8 shows a top perspective view of the structure shown in FIG. 1;
[0013] FIG. 9 shows a side perspective view of the structure shown in FIG. 1;
[0014] FIG. 10 shows a side internal view of the structure shown in FIG. 1;
[0015] FIG. 11 shows a side external view of the structure shown in FIG. 1;
[0016] FIG. 12 shows a top internal view of the structure shown in FIG. 1; 2 Date Re?ue/Date Received 2023-11-0684195282
[0017] FIG. 13 shows a side view of an alternative embodiment of the structure shown in FIG. 1; and 2a Date Re?ue/Date Received 2023- 11-06CA 02995640 2018-02-13 WO 2017/031136 PCT/US2016/047228
[0018] FIG. 14 shows another side view of an alternative embodiment shown in FIG. 13. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0019] Reference is presently madein detail to exemplary embodiments of the present subject matter, one or more examples of which are illustrated in or represented by the drawings. Each example is provided by way of explanation of the present subject matter, not limitation of the present subject matter. In fact, it will be apparent to those skilled in the art that various modificationsand variations can be made in the present subject matter without departing from the scope or spirit of the present subject matter. For instance, features illustrated or desaribed as part of one embodiment can be used with another embodiment to yield a still further embodiment. Thus, it is intended that the present subject matter covers such modifications and variations as come within the scope of the disclosure and equivalents thereof.
[0020] Figure 1 shows a structure 10 built according to one embodiment of the present invention. Structure 10 includes a column 20 and four beams 100. However, structures with one to three beams100 connected tocolumn 20 are also possible. Further, any configuration of one to three beamsisalso included, such a twobeams100 on adjacent sides of column 20 and twobeams 100 connectedto opposite sidesof column 20 (as shown in Figures 4 and 5). Such modifications are within thescope of the invention as claimed.
[0021] Structure 10 may be used in any type of concrete structure, especially buildings, parking garages, and industrial structures. Columns in the interior of structures may have beams connected toallfour sides, while comer columns may have onlytwo beams connected toadjacent sides of a column, and side columns may have only two or three beams attached thereto. 3 SUBSTITUTE SHEET (RULE 26)CA 02995640 2018-02-13 WO 2017/031136 PCT/US2016/047228
[0022] Cohimn20 maybe connected on the bottom endtoa foundation 12,as showninFigures 2and 3. Thisisan exemplary connection, and otherconnections toa foundation arealso possible. Further, column 20 may be connected to identical columns on the top and bottom to build a tall structure, with only the bottom column 20 connected to a foundation 12.
[0023] Column 20 may include an embedded threaded rod assembly 22. In the embodiment shown in Figures 1 and 4, column 20 includes 16 such assemblies 22. Four assemblies 22A are arranged in arow at an upper portion of the column 20 and extend between opposite sides, and an additional four assemblies 22B are arranged in a row at an upper portion of the column 20 and extend between the other two opposite sides. Further, four assemblies 22C are arranged in a row at a lower portion of the column 20 and extend between opposite sides, and an additional four assemblies 2230 are arranged in a row at a lower portion of the column 20 and extendbetween the other two opposite sides.
[0024] Each assembly 22 includes a threaded rod 24. Threaded rod 24 is initially contained mostly within assembly 22, but is rotated to extend out of assembly 22 and into an aperture in embedded assembly 110 of beam 100 as discussed below.
[0025] In tois manner, column 20 can connect to 8 beam rebars 112 in each beam 100. These rebars 112 extend the length of the beam 100, ending at embedded assembly 110. Embedded assembly 110 includes an opening at the end of the beam to receive threaded rod 24. Embedded assembly 110also includes grout port114 to receivegroutinto the assembly 110afterthe threaded rod 24 is turned to extend into the assembly110.
[0026] Column20 also includes aperture30 which receives shear lug 121 of beam100. Shear lug 121 can bemoved into and out of housing 120 of beam 100 using handle 122. Accordingly, a method of assembling the structure of Figure 1 is as shown in Figures 4 and 5A-5E. First, beam 4 SUBSTITUTE SHEET (RULE 26)CA 02995640 2018-02-13 WO 2017/031136 PCT/US2016/047228 100 is lifted adjacent column 20 usinga crane. Handle 122 is used to move shear lug121 ofbeam 100 intoaperture 30 of beam 20. The crane can then be disconnected, asshearlug 121is designed to support beam 100 during assembly. Threaded rods 24 are then rotated until they extend into assemblies 110. Frame 200 is them assembled on the joint between column 20 and beam 100, as shown in Figures 4 and 5. Grout is then fed into grout ports 114 to fill the empty volume in assemblies 110 and the space between the column 20 and beam 100. The grout is contained by frame 200 until it dries. Frame 200 is then removed and the connection is complete.
[0027] Figure 6 shows a top view of column section 20 with threaded rods 24 extending varying lengths into beam 100. Figure 7 is a side view of structure 10 showing shear lugs 120 extending into column 20. Figure 8 is a top perspective view of structure 20 showing the internal details in two of beams 100 and the external details of two of beams 100. Figure 9 is a side perspective view of structure 10. Figure 10 is a side view of structure 10 showing the internal details of the column and beams, as shear lug 121 is extended into the column and the threaded rods are extended into the beams. Figure 11 is a side view of structure 10 showing the internal details of the column section. Figure 12 is a top view of structure 10 showing the internal details of the columnsection.
[0028] Figures 1-12 show that threaded rods 24 are part of column 20 and are extended into beams 100. However, in another embodiment, threaded rods 24 could be part of beams 100 and extended into column 20. These modifications are within the scope of fire invention as claimed.
[0029] In this regard, Figures 13 and 14 show an embodiment in which threaded rods 410 are located in beams 400 and during assembly are rotated until they extend into threaded nut 330 in column 320. Rebar 350 may be permanently threaded into an opposite side of nut 330 andextend to another nut 330 on an opposite side of the column 320. Threaded rod 410 may be inside an 5 SUBSTITUTE SHEET (RULE 26)initially hollow assembly 405. Rebar 412, which extends the length of beam 400, may extend into an end of assembly 405. Apertures 450 in assembly 405 allow an adhesive, such as grout, to be added to the assembly after the rod 410 is threaded into nut 330 to fill all the empty space in assembly 405 and fix the structure permanently.
[0030] Figures 13 and 14 show that rod 410 and nut 330 have a tapered thread, as opposed to the parallel threads shown in Figures 1-12. Either a tapered or parallel thread can be used in any of the embodiments shown in Figures 1-14, and these modifications are within the scope of the invention as claimed.
[0031] The present written description uses examples to disclose the present subject matter, including the best mode, and also to enable any person skilled in the art to practice the present subject matter, including making and using any devices or systems and performing any incorporated and/or associated methods. While the present subject matter has been described in detail with respect to specific embodiments thereof, it will be appreciated that those skilled in die art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to such embodiments. Accordingly, the scope of the present disclosure is by way of example rather than by way of limitation, and the subject disclosure does not preclude inclusion of such modifications, variations and/or additions to the present subject matter as would be readily apparent to one of ordinary skill in the art. *** In some aspects, embodiments of the present invention as described herein include the following items: 6 Date re?ue/Date recieved 2024-04-301. A system for assembling a structure, the system comprising: a first pre-cast concrete section, the first pre-cast concrete section including an embedded first assembly defining a channel and including at least one rod disposed within the channel, each rod having a first portion and a second portion, wherein the second portion of the rod is axially extendable out of the channel of the embedded first assembly, wherein the second portion of the rod defines a male tapered threaded portion; and a second pre-cast concrete section comprising an embedded second assembly, wherein the embedded second assembly includes a female tapered threaded portion for receiving the male tapered threaded portion of the rod, wherein the male tapered threaded portion of the rod is threadable into the female tapered threaded portion to couple the rod to the embedded second assembly, wherein, when assembled, the first portion of the rod is held within the channel of the first assembly only by grout. 2. The system of item 1, wherein the at least one rod is at least one threaded rod and the first portion is rotatable within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly. 3. The system of item 1 or 2, wherein the first portion of the at least one rod includes an enlarged head, the enlarged head having a diameter that is greater than a diameter of the first portion of the at least one rod. 7 Date re?ue/Date recieved 2024-04-304. The system of any one of items 1 to 3, wherein a joint is defined between the first pre-cast concrete section and the second pre-cast concrete section such that grout can be caused to flow through the joint and through the channel defined by the embedded first assembly. 5. The system of any one of items 1 to 4, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 6. The system of any one of items 1 to 5, wherein the first pre-cast concrete section includes at least one grout port extending between the channel of the embedded first assembly and an external surface of the first pre-cast concrete section. 7. The system of any one of items 1 to 6, wherein the first pre-cast concrete section includes two or more first assemblies, and the second pre-cast concrete section includes two or more corresponding second assemblies. 8. The system of any one of items 1 to 7, wherein one of the first or second pre-cast concrete sections is a column section, wherein a lower portion of the column section is connected to a foundation. 9. The system of any one of items 1 to 7, wherein one of the first or second pre-cast concrete sections is a column section, wherein a lower portion of the column section is connected to another column section. 10. The system of any one of items 1 to 7, wherein one of the first or second pre-cast concrete sections is a first beam section and the other of the second or first pre¬ cast sections is a column section, wherein the first beam section is coupled to a first face of the column section, and the system further comprises a second beam section coupled 8 Date re?ue/Date recieved 2024-04-30to a second face of the column section, wherein the first face is opposite and spaced apart from the second face. 11. The system of item 10, wherein the first beam section is the second pre¬ cast concrete section and the column section is the first pre-cast concrete section, wherein the rod is a first rod extendable from a first end of the first assembly in a first axial direction toward the female tapered threaded portion of the second assembly of the first beam section, and die first assembly further comprises a second rod extendable from a second end of the assembly in a second axial direction toward the female tapered threaded portion of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 12. The system of any one of items 1 to 7, wherein one of the first or second pre-cast concrete sections is a first beam section and is coupled to a first face of the other of the second or first pre-cast sections, and the system further comprises a second beam section coupled to a second face of the other of the second or first pre-cast sections, wherein the first face is adjacent to the second face. 13. The system of any one of items 1 to 12, wherein one of the first or second pre-cast concrete sections includes a shear lug configured to be inserted into an embedded aperture in the other of the second or first pre-cast concrete sections. 14. A method of assembling a structure, the method comprising: providing a first pre-cast concrete section having at least one embedded first assembly, each embedded first assembly defining a channel and including at least one rod disposed within the channel, each rod having a first portion and a second portion, wherein the second portion of the rod defines a male tapered threaded portion; 9 Date re?ue/Date recieved 2024-04-30bringing a second pre-cast concrete section near the first pre-cast concrete section, the second pre-cast concrete section having at least one embedded second assembly, wherein tire embedded second assembly includes a female tapered threaded portion for receiving the male tapered threaded portion of the rod; axially extending the second portion of the rod out of the channel of the embedded first assembly and threading die male tapered threaded portion of the rod into the female tapered threaded portion to couple die rod to the embedded second assembly, wherein, when assembled, die first portion of the rod is held within the channel of the first assembly only by grout. 15. The method of item 14, wherein the at least one rod is at least one threaded rod and the first portion is rotated within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly. 16. The method of item 14 or 15, wherein the first portion of the at least one rod includes an enlarged head, the enlarged head having a diameter that is greater than a diameter of the first portion of the at least one rod. 17. The method of any one of items 14 to 16, wherein a joint is defined between the first pre-cast concrete section and the second pre-cast concrete section, the method further comprising, after axially extending the second portion of the rod and threading the male tapered threaded portion of the rod into the female tapered threaded portion, feeding grout into a joint between the first pre-cast concrete section and the second pre-cast concrete section and into the channel defined by the embedded first assembly. 10 Date re?ue/Date recieved 2024-04-3018. The method of any one of items 14 to 17, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 19. The method of any one of items 14 to 18, wherein the first pre-cast concrete section includes at least one grout port extending between the channel of the embedded first assembly and an external surface of the first pre-cast concrete section. 20. The method of any one of items 14 to 19, wherein the first pre-cast concrete section includes two or more first assemblies, and the second pre-cast concrete section includes two or more corresponding second assemblies. 21. The method of any one of items 14 to 20, wherein one of the first or second pre-cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to a foundation prior to bringing the other of the second or first pre-cast sections in close proximity to die column section. 22. The method of any one of items 14 to 21, wherein one of the first or second pre-cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to an upper portion of another column section prior to bringing the other of the second or first precast sections in close proximity to the column section. 23. The method of any one of items 14 to 22, wherein one of the first or second pre-cast concrete sections is a first beam section and the other of the second or first pre-cast sections is a column section, wherein the first beam section is brought in close proximity to a first face of the column section, and the method further comprises 11 Date re?ue/Date recieved 2024-04-30bringing a second beam section in close proximity to a second face of the column section, the second face being opposite and spaced apart from the first face. 24. The method of item 23, wherein the first beam section is the second pre¬ cast concrete section and the column section is the first pre-cast concrete section, wherein the rod is a first rod extendable from a first end of the first assembly in a first axial direction toward the female tapered threaded portion of the second assembly of the first beam section, and die first assembly further comprises a second rod extendable from a second end of the assembly in a second axial direction toward the female tapered threaded portion of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 25. The method of any one of items 14 to 20, wherein one of the first or second pre-cast concrete sections is a first beam section and is brought in close proximity to a first face of the other of the second or first pre-cast sections, and the method further comprises bringing a second beam section in close proximity to a second face of the other of the second or first pre-cast sections, the second face being adjacent to die first face. 26. The method of any one of items 14 to 25, wherein one of the first or second pre-cast concrete sections includes a shear lug configured to be inserted into an embedded aperture in the other of the second or first pre-cast concrete sections. 27. The method of any one of items 14 to 26, further comprising coupling a corbel to one of the first or second pre-cast concrete sections prior to bringing the other of the second or first pre-cast sections in close proximity to the one of the first or second pre-cast concrete sections, and setting a lower face of the other of the second or first pre¬ cast sections onto the corbel prior to axially extending the rod of the first assembly. 12 Date re?ue/Date recieved 2024-04-3028. A method of assembling a structure, the method comprising: providing a first pre-cast concrete section having at least one embedded first assembly, each embedded first assembly including at least one threaded rod, each threaded rod having a first portion and a second portion, wherein the second portion is between the first portion and a distal end of the threaded rod; bringing a second pre-cast concrete section near the first pre-cast concrete section, the second pre-cast concrete section having at least one embedded second assembly defining a channel for receiving the distal end and the second portion of Ihe threaded rod; rotating the first portion of the threaded rod within the first assembly until the distal end and the second portion of the threaded rod extend axially into the channel defined in the second assembly; and after rotating the first portion of the threaded rod, feeding grout into a joint between the first pre-cast concrete section and the second pre-cast concrete section and into the channel, wherein the grout surrounds the threaded rod such that the second portion and the distal end of the threaded rod are held within the channel only by the grout. 29. The method of item 28, wherein the second assembly is coupled to a rebar extending axially through the second pre-cast concrete section. 30. The method of item 28 or 29, further comprising coupling a corbel to one of the first or second pre-cast concrete sections prior to bringing the other of the first or second pre-cast concrete sections in close proximity to the one of the first or second pre- 13 Date re?ue/Date recieved 2024-04-30cast concrete sections, and setting a lower face of the other of the first or second pre-cast concrete sections onto the corbel prior to rotating the threaded rod of the first assembly. 31. The method of any one of items 28 to 30, wherein the first pre-cast concrete section includes at least two first embedded assemblies and the second pre-cast concrete section includes at least two corresponding embedded second assemblies that are axially alignable with the first embedded assemblies. 32. The method of any one of items 28 to 31, wherein one of the first or second pre-cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to a foundation prior to bringing the other of the first or second pre-cast concrete sections in close proximity to die column section. 33. The method of any one of items 28 to 31, wherein one of the first or second pre-cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to an upper portion of another column section prior to bringing the other of the first or second pre-cast concrete sections in close proximity to the column section. 34. The method of any one of items 28 to 31, wherein one of the first or second pre-cast concrete sections is a first beam section and the other of the first or second pre-cast concrete sections is a column section, wherein the first beam section is brought in close proximity to a first face of the column section, and the method further comprises bringing a second beam section in close proximity to a second face of the column section, the second face being opposite and spaced apart from the first face. 14 Date re?ue/Date recieved 2024-04-3035. The method of item 34, wherein the first beam section is the second pre¬ cast concrete section and the column section is die first pre-cast concrete section, wherein tire threaded rod is a first threaded rod extendable from a first end of the first assembly in a first axial direction into the channel of the second assembly of the first beam section, and the first assembly further comprises a second threaded rod extendable from a second end of the assembly in a second axial direction into the channel of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 36. The method of any one of items 28 to 31, wherein one of the first or second pre-cast concrete sections is a first beam section and is brought in close proximity to a first face of the other of the first or second pre-cast concrete sections, and the method further comprises bringing a second beam section in close proximity to a second face of the other of the first or second pre-cast concrete sections, the second face being adjacent to the first face. 37. A system for assembling a structure, the system comprising: a first pre-cast concrete section, the first pre-cast concrete section including an embedded first assembly with at least one threaded rod, each threaded rod having a first portion and a second portion, wherein the first portion is rotatable within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly; and a second pre-cast concrete section comprising an embedded second assembly defining a channel for receiving the second portion of the threaded rod, wherein: 15 Date re?ue/Date recieved 2024-04-30a joint is defined between the first pre-cast concrete section and the second pre-cast concrete section such that grout can be caused to flow through the joint and through the channel defined by the second assembly, and the grout surrounds the threaded rod such that the second portion of the threaded rod is held within the channel only by the grout and does not engage any threaded structure within the channel. 38. The system of item 37, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 39. The system of item 37 or 38, wherein the first pre-cast concrete section includes at least two first assemblies, and the second pre-cast concrete section includes at least two corresponding second assemblies defining channels for receiving the threaded rods. 40. The system of any one of items 37 to 39, wherein one of the first or second pre-cast concrete sections is a column section, wherein a lower portion of the column section is connected to a foundation. 41. The system of any one of items 37 to 39, wherein one of the first or second pre-cast concrete sections is a column section, wherein a lower portion of the column section is connected to another column section. 42. The system of any one of items 37 to 39, wherein one of the first or second pre-cast concrete sections is a first beam section and the other of the first or second pre¬ cast concrete sections is a column section, wherein the first beam section is coupled to a first face of the column section, and the system further comprises a second beam section 16 Date re?ue/Date recieved 2024-04-30coupled to a second face of the column section, wherein the first face is opposite and spaced apart from the second face. 43. The system of item 42, wherein the first beam section is the second pre¬ cast concrete section and the column section is the first pre-cast concrete section, wherein the threaded rod is a first threaded rod extendable from a first end of the first assembly in a first axial direction into the channel of the second assembly of the first beam section, and the first assembly further comprises a second threaded rod extendable from a second end of the assembly in a second axial direction into the channel of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 44. The system of any one of items 37 to 39, wherein one of the first or second pre-cast concrete sections is a first beam section and is coupled to a first face of the other of the first or second pre-cast concrete sections, and the system further comprises a second beam section coupled to a second face of the other of the first or second pre-cast concrete sections, wherein the first face is adjacent to the second face. 17 Date re?ue/Date recieved 2024-04-30

Claims (4)

  1. CLAIMS: 1. A system for assembling a structure, the system comprising: a first pre-cast concrete section, the first pre-cast concrete section including an embedded first assembly defining a channel and including at least one rod disposed within the channel, each rod having a first portion and a second portion, wherein the second portion of the rod is axially extendable out of the channel of the embedded first assembly, wherein the second portion of the rod defines a male tapered threaded portion; and a second pre-cast concrete section comprising an embedded second assembly, wherein the embedded second assembly includes a female tapered threaded portion for receiving the male tapered threaded portion of the rod, wherein the male tapered threaded portion of the rod is threadable into the female tapered threaded portion to couple the rod to the embedded second assembly, wherein, when assembled, the first portion of the rod is held within the channel of the first assembly only by grout.
  2. 2. The system of claim 1, wherein the at least one rod is at least one threaded rod and the first portion is rotatable within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly.
  3. 3. The system of claim 1 or 2, wherein the first portion of the at least one rod includes an enlarged head, the enlarged head having a diameter that is greater than a diameter of the first portion of the at least one rod.
  4. 4. The system of any one of claims 1 to 3, wherein a joint is defined between the first pre-cast concrete section and the second pre-cast concrete section such that grout can be caused to flow through die joint and through the channel defined by the embedded first assembly. 18 Date re?ue/Date recieved 2024-04-305. The system of any one of claims 1 to 4, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 6. The system of any one of claims 1 to 5, wherein the first pre-cast concrete section includes at least one grout port extending between the channel of the embedded first assembly and an external surface of the first pre-cast concrete section. 7. The system of any one of claims 1 to 6, wherein the first pre-cast concrete section includes two or more first assemblies, and the second pre-cast concrete section includes two or more corresponding second assemblies. 8. The system of any one of claims 1 to 7, wherein one of the first or second pre¬ cast concrete sections is a column section, wherein a lower portion of the column section is connected to a foundation. 9. The system of any one of claims 1 to 7, wherein one of the first or second pre¬ cast concrete sections is a column section, wherein a lower portion of the column section is connected to another column section. 10. The system of any one of claims 1 to 7, wherein one of the first or second pre-cast concrete sections is a first beam section and the other of the second or first pre-cast sections is a column section, wherein the first beam section is coupled to a first face of the column section, and the system further comprises a second beam section coupled to a second face of the column section, wherein the first face is opposite and spaced apart from the second face. 11. The system of claim 10, wherein the first beam section is the second pre-cast concrete section and the column section is the first pre-cast concrete section, wherein the rod is a first rod extendable from a first end of the first assembly in a first axial direction toward the female tapered threaded portion of the second assembly of the first beam section, and the first assembly further comprises a second rod extendable from a second end of the assembly in a second axial direction toward the female tapered threaded 19 Date re?ue/Date recieved 2024-04-30portion of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 12. The system of any one of claims 1 to 7, wherein one of the first or second pre¬ cast concrete sections is a first beam section and is coupled to a first face of the other of the second or first pre-cast sections, and the system further comprises a second beam section coupled to a second face of the other of the second or first pre-cast sections, wherein the first face is adjacent to the second face. 13. The system of any one of claims 1 to 12, wherein one of the first or second pre-cast concrete sections includes a shear lug configured to be inserted into an embedded aperture in the other of the second or first pre-cast concrete sections. 14. A method of assembling a structure, the method comprising: providing a first pre-cast concrete section having at least one embedded first assembly, each embedded first assembly defining a channel and including at least one rod disposed within the channel, each rod having a first portion and a second portion, wherein the second portion of the rod defines a male tapered threaded portion; bringing a second pre-cast concrete section near the first pre-cast concrete section, the second pre-cast concrete section having at least one embedded second assembly, wherein the embedded second assembly includes a female tapered threaded portion for receiving the male tapered threaded portion of the rod; axially extending the second portion of the rod out of the channel of the embedded first assembly and threading the male tapered threaded portion of the rod into the female tapered threaded portion to couple the rod to the embedded second assembly, wherein, when assembled, the first portion of the rod is held within the channel of the first assembly only by grout. 15. The method of claim 14, wherein the at least one rod is at least one threaded rod and the first portion is rotated within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly. 20 Date re?ue/Date recieved 2024-04-3016. The method of claim 14 or 15, wherein the first portion of the at least one rod includes an enlarged head, the enlarged head having a diameter that is greater than a diameter of die first portion of the at least one rod. 17. The method of any one of claims 14 to 16, wherein a joint is defined between the first pre-cast concrete section and the second pre-cast concrete section, the method further comprising, after axially extending the second portion of the rod and threading the male tapered threaded portion of the rod into the female tapered threaded portion, feeding grout into a joint between the first pre-cast concrete section and the second pre¬ cast concrete section and into the channel defined by the embedded first assembly. 18. The method of any one of claims 14 to 17, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 19. The method of any one of claims 14 to 18, wherein the first pre-cast concrete section includes at least one grout port extending between the channel of the embedded first assembly and an external surface of the first pre-cast concrete section. 20. The method of any one of claims 14 to 19, wherein the first pre-cast concrete section includes two or more first assemblies, and the second pre-cast concrete section includes two or more corresponding second assemblies. 21. The method of any one of claims 14 to 20, wherein one of the first or second pre¬ cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to a foundation prior to bringing the other of die second or first pre-cast sections in close proximity to the column section. 22. The method of any one of claims 14 to 21, wherein one of the first or second pre¬ cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to an upper portion of another column section prior to bringing the other of the second or first precast sections in close proximity to the column section. 21 Date re?ue/Date recieved 2024-04-3023. The method of any one of claims 14 to 22, wherein one of the first or second pre¬ cast concrete sections is a first beam section and the other of the second or first pre-cast sections is a column section, wherein the first beam section is brought in close proximity to a first face of the column section, and the method further comprises bringing a second beam section in close proximity to a second face of the column section, the second face being opposite and spaced apart from the first face. 24. The method of claim 23, wherein the first beam section is the second pre-cast concrete section and the column section is the first pre-cast concrete section, wherein the rod is a first rod extendable from a first end of the first assembly in a first axial direction toward the female tapered threaded portion of the second assembly of the first beam section, and the first assembly further comprises a second rod extendable from a second end of the assembly in a second axial direction toward the female tapered threaded portion of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 25. The method of any one of claims 14 to 20, wherein one of die first or second pre¬ cast concrete sections is a first beam section and is brought in close proximity to a first face of the other of the second or first pre-cast sections, and the method further comprises bringing a second beam section in close proximity to a second face of the other of the second or first pre-cast sections, the second face being adjacent to the first face. 26. The method of any one of claims 14 to 25, wherein one of the first or second pre-cast concrete sections includes a shear lug configured to be inserted into an embedded aperture in the other of the second or first pre-cast concrete sections. 27. The method of any one of claims 14 to 26, further comprising coupling a corbel to one of the first or second pre-cast concrete sections prior to bringing the other of the second or first pre-cast sections in close proximity to the one of the first or second pre-cast concrete sections, and setting a lower face of the other of the second or first pre-cast sections onto the corbel prior to axially extending the rod of the first assembly. 22 Date re?ue/Date recieved 2024-04-3028. A method of assembling a structure, the method comprising: providing a first pre-cast concrete section having at least one embedded first assembly, each embedded first assembly including at least one threaded rod, each threaded rod having a first portion and a second portion, wherein the second portion is between the first portion and a distal end of the threaded rod; bringing a second pre-cast concrete section near the first pre-cast concrete section, the second pre-cast concrete section having at least one embedded second assembly defining a channel for receiving the distal end and the second portion of the threaded rod; rotating the first portion of the threaded rod within the first assembly until the distal end and the second portion of the threaded rod extend axially into the channel defined in the second assembly; and after rotating the first portion of the threaded rod, feeding grout into a joint between the first pre-cast concrete section and the second pre-cast concrete section and into the channel, wherein the grout surrounds the threaded rod such that the second portion and the distal end of the threaded rod are held within the channel only by the grout. 29. The method of claim 28, wherein the second assembly is coupled to a rebar extending axially through the second pre-cast concrete section. 30. The method of claim 28 or 29, further comprising coupling a corbel to one of the first or second pre-cast concrete sections prior to bringing the other of the first or second pre-cast concrete sections in close proximity to the one of the first or second pre-cast concrete sections, and setting a lower face of the other of the first or second pre-cast concrete sections onto the corbel prior to rotating the threaded rod of the first assembly. 31. The method of any one of claims 28 to 30, wherein the first pre-cast concrete section includes at least two first embedded assemblies and the second pre-cast concrete section includes at least two corresponding embedded second assemblies that are axially alignable with the first embedded assemblies. 23 Date re?ue/Date recieved 2024-04-3032. The method of any one of claims 28 to 31, wherein one of the first or second pre¬ cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to a foundation prior to bringing the other of the first or second pre-cast concrete sections in close proximity to the column section. 33. The method of any one of claims 28 to 31, wherein one of die first or second pre¬ cast concrete sections is a column section, the method further comprising coupling a lower portion of the column section to an upper portion of another column section prior to bringing the other of the first or second pre-cast concrete sections in close proximity to the column section. 34. The method of any one of claims 28 to 31, wherein one of the first or second pre¬ cast concrete sections is a first beam section and the other of the first or second pre-cast concrete sections is a column section, wherein the first beam section is brought in close proximity to a first face of the column section, and the method further comprises bringing a second beam section in close proximity to a second face of the column section, die second face being opposite and spaced apart from the first face. 35. The method of claim 34, wherein the first beam section is the second pre-cast concrete section and the column section is the first pre-cast concrete section, wherein the threaded rod is a first threaded rod extendable from a first end of the first assembly in a first axial direction into the channel of the second assembly of the first beam section, and the first assembly further comprises a second threaded rod extendable from a second end of the assembly in a second axial direction into the channel of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 36. The method of any one of claims 28 to 31, wherein one of the first or second pre¬ cast concrete sections is a first beam section and is brought in close proximity to a first face of the other of the first or second pre-cast concrete sections, and the method further comprises bringing a second beam section in close proximity to a second face of the other of the first or second pre-cast concrete sections, the second face being adjacent to the first face. 24 Date re?ue/Date recieved 2024-04-3031. A system for assembling a structure, the system comprising: a first pre-cast concrete section, the first pre-cast concrete section including an embedded first assembly with at least one threaded rod, each threaded rod having a first portion and a second portion, wherein the first portion is rotatable within the embedded first assembly to extend the second portion of the threaded rod out of the embedded first assembly; and a second pre-cast concrete section comprising an embedded second assembly defining a channel for receiving the second portion of the threaded rod, wherein: a joint is defined between the first pre-cast concrete section and the second pre¬ cast concrete section such that grout can be caused to flow through the joint and through the channel defined by the second assembly, and the grout surrounds the threaded rod such that the second portion of die threaded rod is held within the channel only by the grout and does not engage any threaded structure within the channel. 38. The system of claim 37, wherein the second assembly in the second pre-cast concrete section is coupled to a rebar in the second pre-cast concrete section. 39. The system of claim 37 or 38, wherein the first pre-cast concrete section includes at least two first assemblies, and the second pre-cast concrete section includes at least two corresponding second assemblies defining channels for receiving the threaded rods. 40. The system of any one of claims 37 to 39, wherein one of the first or second pre¬ cast concrete sections is a column section, wherein a lower portion of the column section is connected to a foundation. 41. The system of any one of claims 37 to 39, wherein one of the first or second pre¬ cast concrete sections is a column section, wherein a lower portion of the column section is connected to another column section. 42. The system of any one of claims 37 to 39, wherein one of the first or second pre¬ cast concrete sections is a first beam section and the other of the first or second pre-cast 25 Date re?ue/Date recieved 2024-04-30concrete sections is a column section, wherein the first beam section is coupled to a first face of the column section, and the system further comprises a second beam section coupled to a second face of the column section, wherein the first face is opposite and spaced apart from the second face. 43. The system of claim 42, wherein the first beam section is the second pre-cast concrete section and the column section is the first pre-cast concrete section, wherein the threaded rod is a first threaded rod extendable from a first end of die first assembly in a first axial direction into the channel of the second assembly of the first beam section, and the first assembly further comprises a second threaded rod extendable from a second end of the assembly in a second axial direction into the channel of the second assembly of the second beam section, wherein the first and second axial directions are opposite each other. 44. The system of any one of claims 37 to 39, wherein one of the first or second pre¬ cast concrete sections is a first beam section and is coupled to a first face of the other of the first or second pre-cast concrete sections, and the system further comprises a second beam section coupled to a second face of the other of die first or second pre-cast concrete sections, wherein the first face is adjacent to the second face. 26 Date re?ue/Date recieved 2024-04-30
CA2995640A 2015-08-17 2016-08-16 Method and apparatus for constructing a concrete structure Active CA2995640C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562205874P 2015-08-17 2015-08-17
US62/205,874 2015-08-17
US15/236,440 US10024047B2 (en) 2015-08-17 2016-08-14 Method and apparatus for constructing a concrete structure
US15/236,440 2016-08-14
PCT/US2016/047228 WO2017031136A1 (en) 2015-08-17 2016-08-16 Method and apparatus for constructing a concrete structure

Publications (2)

Publication Number Publication Date
CA2995640A1 CA2995640A1 (en) 2017-02-23
CA2995640C true CA2995640C (en) 2025-09-23

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