B28B23/005

METHOD FOR MANUFACTURING PANELS FOR EARTH RETAINING WALL EMPLOYING GEOSYNTHETIC STRIPS
20230047850 · 2023-02-16 ·

Disclosed are embodiments of a method for manufacturing concreate panels for a mechanically stabilized earth (MSE) retaining wall that employ geosynthetic strips that attach to the MSE retaining wall and extend into the backfill soil. One embodiment can be generally summarized as follows: (a) providing a mold for the concrete panel; (b) providing in the mold: (1) a plastic pipe; (2) a metal rod situated in the pipe; (3) a removable block-out insert that creates a geosynthetic strip cavity within the panel body around the pipe for enabling a geosynthetic strip to be looped around the pipe; (c) introducing concrete into the mold; (d) permitting the concrete to substantially solidity within the mold; and (e) after the concrete has substantially solidified, separating the panel from the mold and removing the block-out insert to expose the cavity and the pipe extending through the cavity.

CONCRETE MODULE WITH REINFORCING SHEET SHAPED TO PROVIDE ANCHORS
20180010337 · 2018-01-11 ·

A module for a paving or building system includes at least one block of concrete and a sheet, e.g., sheet metal, having a surface area abutting the block or blocks. The sheet includes multiple openings and one or more flaps of material from one or more from the openings may be bent or otherwise shaped to extend into a concrete block and anchor the sheet to the concrete block.

METHOD FOR PRODUCING A REINFORCED CONCRETE COMPONENT, REINFORCED CONCRETE COMPONENT AND PRODUCTION SYSTEM
20220396005 · 2022-12-15 ·

The invention relates to a method for manufacturing a reinforced concrete component (1, 1′), in particular a generatively produced reinforced concrete component (1, 1′), a reinforced concrete component and a manufacturing system for manufacturing a reinforced concrete component. In particular, the invention relates to a method for manufacturing a reinforced concrete component (1, 1′), comprising: creating a first concrete layer (20) and a second concrete layer (22) with a generative method, preferably with a shotcrete method, arranging a positioning element (100, 102, 104, 110, 120, 122, 124, 126, 128, 130) for fixing a reinforcement unit (200), wherein the positioning element is arranged with a supporting section (106) between the first concrete layer (20) and the second concrete layer (22) and protrudes with a fastening section (108) from the first concrete layer and from the second concrete layer (22), arranging at least one reinforcement unit (200) for reinforcing the concrete component (1, 1′) on the positioning element.

Structure-lining apparatus with adjustable width and tool for same

A structure-lining apparatus for lining one or more surfaces of a structure formed from curable material cast in a form. The apparatus comprises a plurality of panels. The panels are connected at their respective edges in an edge-to-edge connection to provide a structure-lining surface. A plurality of anchoring components project from the panels into the liquid material during fabrication of the structure. The anchoring components each comprise one or more anchoring features which are encased in the material as the material solidifies to thereby bond the anchoring components to the structure. The plurality of anchoring components comprises one or more connector-type anchoring components for connecting to corresponding connector-type anchoring components on adjacent edges of a corresponding edge-adjacent panel to connect the edge-adjacent panels in an edge-adjacent relationship. The apparatus comprises one or more breakaway components on at least one of the plurality of panels.

Non-corroding stripping lifting inserts for precast insulated panels

A stripping lifting insert is provided for precast insulated panels having an insulating material layer between opposing wythes, the insulating material layer, wythes, and precast insulated panel having respective widths. The stripping lifting insert includes an elongated connecting shaft having a shaft axis. First and second spaced apart wythe engagement members are connected to the connecting shaft in spaced apart relation to each other. Each wythe engagement member includes a hub and a plurality of three or more protrusions connected to and emanating from hub. Each of the protrusions extending radially outward from the shaft axis. The wythe engagement members have a height less than the width of the wythes, whereby each wythe engagement member can be completely embedded in a respective wythe of the precast insulated panel. A precast insulated panel and a method of making a precast insulated panel are also disclosed.

UTILITY ENCLOSURE APRON

Precast utility enclosure aprons for buried utility enclosures that have an angled top surface to direct water, ice and debris away from the center of the apron and to limit damage to the apron and utility enclosure caused by impacts to the apron.

Pre-tensioned centrifugal concrete structure with steel strands
09783987 · 2017-10-10 · ·

A pre-tensioned centrifugal concrete pillar includes a concrete body, a steel cage including a plurality of pre-stressed rebars, a plurality of stirrups; and two plates, the rebars are steel strands, a plurality of conical through holes are provided on the plate, and multiple clips are disposed inside each conical through hole, each clip having a toothed inner surface, the multiple clips are spliced together to form a chock assembly for clamping each steel strand, and a peripheral surface of the chock assembly has a conical surface; a clamping hole is formed in the center of the chock assembly, the steel strand passes through a clamping hole and is clamped tightly. A method for manufacturing a pre-tensioned centrifugal concrete pillar is also included.

STABILIZING A CONCRETE FORM
20170320235 · 2017-11-09 · ·

A device for stabilizing a concrete form includes an anchoring member with a channel aligned along a first axis, and elongate members with cavities aligned along a second axis, the elongate members coupled to form a frame. The device may include an anchoring post for insertion through the channel of the anchoring member to secure the device to a surface, and sliders with elongate bodies for insertion into the cavities of the elongate members, where the sliders are affixed to an engagement member structurally configured for engaging the concrete form. First retaining members may be structurally configured to engage the anchoring post when inserted through the channel of the anchoring member thereby maintaining a position of the frame along the first axis. Second retaining members may be structurally configured to engage a slider when inserted into the elongate member thereby maintaining a position of the slider along the second axis.

Light-weight, high strength, polymer concrete support blocks, and systems incorporating same
11248390 · 2022-02-15 · ·

The present disclosure relates to support blocks that can be used for decks and foundations fabricated from polymer concrete. Yet further, the present disclosure relates to deck, floor, and foundation systems comprising the disclosed support blocks. The support blocks can mate with or otherwise serve as foundation elements for use in conjunction with construction elements such as posts, joists, stringers, mounting frames, and equipment, among other things.

Multi-component inorganic anchoring system based on aluminous cement
20210387913 · 2021-12-16 · ·

A multi-component inorganic anchoring system, for chemical fastening of anchors and post-installed reinforcing bars in mineral substrates, includes a curable powdery aluminous cement component A and an initiator component B in an aqueous phase for initiating a curing process. Component A further includes calcium carbonate and component B includes an accelerator constituent and water. The calcium carbonate in component A has an average particle size in the range of from 0.5 to 150 μm. Methods can be utilized for using calcium carbonate having an average particle size in the range of from 0.5 to 150 μm in a multi-component inorganic anchoring system to increase load values. Methods can also be utilized for chemical fastening of anchors, such as metal anchors and post-installed reinforcing bars, in mineral substrates, such as structures made of brickwork, concrete, pervious concrete, or natural stone.