Abstract: A tendon-identifying, post-tensioned, elevated concrete slab, and method and form panel apparatus for constructing the same, provides a distinctively-patterned bottom side slab surface in which the slab has a full thickness dimension extending along each individual post-tensioning uniform and banded tendon embedded within the slab and a reduced-thickness dimension in the areas between each individual, adjacent laterally spaced apart, longitudinally extending uniform tendon of the post-tensioning system, whereby the location of embedded tendons can be identified by the full thickness areas of the slab appearing as prominent, elongated rib-like surfaces extending between inwardly recessed surfaces of the bottom side of the slab.

Abstract: The present disclosure relates to a method of constructing a liquefied gas storage tank on land, which enables rapid and easy construction of walls of a cylindrical storage tank by stacking a plurality of pre-produced unit-wall structures to be stacked or superposed with respect to one another. The method includes: producing unit-wall structures made of concrete and each having iron rods arranged lengthwise and breadthwise therein, stacking the unit-wall structures in a cylindrical arrangement, and connecting the unit-wall structures adjacent and in longitudinal and lateral directions with respect to each other to form a wall of the storage tank.

Abstract: A construction component is described. The construction component may include: a) a permanent formwork constituted by a pair of separate semi-forms, facing each other and defining a hollow space between them; b) a construction setting material arranged inside the hollow space; and c) auxiliary installations, such as piping, wiring, or cabling. In one example, each semi-form includes a metal plate fitted with protuberances projecting from one side of the metal plate towards the construction setting material, and with slots housing the auxiliary installations. In another example, each semi-form includes a plastic plate, wherein one of the plastic plates is fitted with protuberances and the other plastic plate is fitted with slots. The example method may include arranging of the auxiliary installations in the slots; and arrangement of two semi-forms and subsequent filling with the construction material until it sets; and optionally connecting the systems and/or installing of the coating components.

Abstract: A block wall or fence and methods for constructing a block wall or fence with a footing framework encased in concrete to form a footing support structure wherein the blocks of the wall or fence may be laid without first constructing the footing support framework or first enclosing the footing framework in concrete. Additionally, vertical reinforcing members located in vertical columnar cavities within blocks of the wall and/or horizontal reinforcing members located in horizontal channels within blocks of the wall form a reinforcing framework; wherein some or all of the blocks of the wall or fence may be laid before encasing the reinforcing framework and/or the footing support framework in concrete.

Abstract: This invention relates to a prefabricated element (1) for a dwelling unit that is notable in that it comprises: a vertical wall (2) of approximately constant thickness comprising a front face (3), a rear face (4) and a peripheral face (5); a first lip (6) along each horizontal edge of said front face (3); a second lip (7) down each vertical edge of said front face (3); first and second ribs (8, 9) forming with the first and second lips (6, 7) a grid of cells (10) suitable for filling with insulating materials (11) and accepting an interior trim (14) to mask the entire grid; a peripheral edging (23) creating at least one bearing face and a barrier buffer; and at least first and second fixing members (20, 21) for connecting the prefabricated elements (1) to each other.

Abstract: A system for accelerated manufacturing of concrete modular housing units including a first deck platform including a plurality of exterior movable wall forms. A second deck platform including a plurality of exterior movable wall forms. A first concrete slab is placed on the first deck platform. At least one core including a plurality of core walls placed on the first concrete slab. The exterior movable wall forms of the first deck platform are positioned proximate the core walls to define a wall space there between configured to receive wet concrete and create a first concrete modular housing unit. A second concrete slab is placed on the second deck platform.

Abstract: The liner for concrete forms is a plastic matrix for simulating the mortar grooves conventionally formed in masonry construction. The liner is placed within a concrete form, and the concrete is poured thereover. The form is removed after the concrete sets, thereby exposing the surface with the liner still remaining therein. The surface of the concrete panel may then be treated as desired to produce a surface finish resembling brick or other masonry construction, e.g., sandblasted or coated with stucco or other material, with the liner remaining in place to protect the simulated mortar grooves. Once the surface of the concrete panel has been treated as desired, the liner is removed to expose the natural concrete surface within the grooves, with this natural concrete surface closely resembling the mortar joints in a masonry wall.

Abstract: A moisture barrier device and method for providing a moisture barrier around a stub-up protruding through a concrete slab.

Abstract: A protruding-head fastener is disclosed for joining two or more members. A protruding-head fastener includes a head that protrudes when the fastener is installed and shaped to rotationally couple with a drive tool, and a shank fixedly coupled with the protruding head and having a self-tapping threaded portion and a maximum diameter. The protruding head and the shank define a longitudinal axis through the fastener. The protruding head has a length along the longitudinal axis and a maximum width transverse to the longitudinal axis such that the length divided by the maximum width defines an aspect ratio for the protruding head that is equal to or greater than 1.0. The protruding head further has a minimum width that is greater than the maximum diameter of the shank. In many embodiments, the minimum width of the protruding head exceeds 1.2 times the maximum diameter of the shank.

Abstract: The disclosure provides a system and method for constructing support structures in buildings or other projects, which can support molds for use when pouring reinforced concrete slabs. The disclosed structures can accommodate more than one molds stacked vertically one over the other, and can remain in place to define walls or other separators in the completed structure. In one embodiment, the disclosed structure is a wall panel including a frame and vertical support members. The wall panel includes features allowing the vertical stacking of multiple wall panels. A temporary bracing system is further disclosed for use when stabilizing multiple stacked panels until construction of the surrounding floor or ceiling slabs has been completed.

Abstract: Displacers are used in production of concrete surfaces. The displacers are embodied, for example, as plastic balls or plastic shells and are locked in lattices that are open on one side, preferably downwardly. The modules can then be pressed into a first or second concrete layer that can already contain a first reinforcement mesh. The thus produced semi-finished product can then be covered with a concrete mass during the subsequent finishing process.

Abstract: A wind power plant with a tubular tower, wherein the tubular tower will be or is arranged above a foundation body, preferably arranged in the ground, and the tubular tower has a tower foot flange, which is or will be connected with the foundation body by means of a flange connection, on its bottom side. The wind power plant is characterized in that at least one injection hose is or will be arranged in the area of the top side of the foundation body facing the tower foot flange, in particular on the top side of the foundation body, or at least one injection hose is or will be arranged on the top side between the tower foot flange and the top side of the foundation body facing the tower foot flange or a connection part is provided in the foundation Body.

Abstract: Modular building structures and methods of forming such structures are disclosed. A modular building structure may include a plurality of walls, a ceiling and a landing. The plurality of walls may include a front wall. The ceiling may be positioned at a top portion of each of the plurality of walls and may have a top surface. The landing may be connected to the ceiling by one or more pin assemblies. The one or more pin assemblies are configured to enable the landing to be moved between a retracted position and an extended position. An upper surface of the landing may be adjacent to a top surface of the ceiling when the landing is in the retracted position. The landing may extend from the front wall when the landing is in the extended position.

Abstract: As a temporary drainage equipment, a penetration hole is formed to a floor slab of a building under construction, the penetration hole is provided with a substantially cylindrical funnel portion opened to a floor surface of a room, a connection pipe is communicated to a bottom portion of the funnel portion, and a hose guide pipe is inserted to the lower end portion of the connection pipe. An inner flange portion is provided to the lower end portion of the hose guide pipe so as to be flash with a ceiling surface of the downfloor room.

Abstract: An LNG system generally comprises a primary container, and a secondary container positioned around the primary container. The secondary container generally comprises a first end wall, a second end wall, and at least two side walls. At least one of the walls is fabricated from a plurality of prefabricated wall panels. Each of the wall panels is fabricated from a combination of concrete and steel. The wall panels are preferably prefabricated offsite, and then transported to the construction site where they are adjoined together in end-to-end fashion to form walls. A method for constructing a full containment LNG system is also provided. In one embodiment, walls and a roof for a secondary container are assembled, but leaving an end open. At least one primary tank is brought into the secondary container. A second end wall is then erected to form the enclosure for the secondary container.

Abstract: An access floor and the installation method therefor includes a plurality of basic structural units (1) usually made from a lightweight plastic material, each unit including at least one surface (2), at least one lower cavity (8) defined by the upper surface (2), at least one lower unit-supporting edge (3) in contact with the supporting floor (13) and at least one opening (10) provided in the aforementioned surface (2). A method for installing the access floor, includes the following steps: pre-positioning the pipes, assembling the units (1) and positioning the pipes in the cavities (8), forming the cavities for the pillars (12), positioning a grating (11) on the surface (2) of the units (1), sealing the openings (10) using the corresponding cover, pouring concrete (14) or another resistant material, and positioning the coating (15) and/or the final floor (17).

Abstract: A series of alternative related methods for reinforcing an existing lattice frame steel structure, having substantially vertical Hollow Primary Elements, offering the option to choose between improving only compressive load-bearing capacity of said hollow primary elements, or improving both their compressive and the tensile load-bearing capacities. The compressive load-bearing capacity of said primary elements is increased by filling their internal cavities with non-shrink cement-based grout, in a slow and low-pressure procedure, hence ensuring the applicability of the present invention to practically any existing steel structure with hollow primary elements, regardless of their capacity to withstand internal pressure.

Abstract: A bridge approach, abutment construction and road widening technique and method using tilt-up panels and lightweight concrete fill is disclosed. A bridge approach ramp is constructed using tilt-up panels, initially supported using tilt form braces, to from a retaining wall perimeter, and subsequently filling the interior with sequential pours of lightweight concrete. The present invention advances the art of bridge construction by providing an improved bridge approach structure that is capable of rapid construction and provides an improved and cost effective structure as compared with prior art teachings.

Abstract: A masonry infill in a load bearing structure (18), comprises courses of hollow masonry units (1) arranged to define a cavity (3) extending therethrough filled with reinforced cementitious material e.g. reinforced concrete. A lower end of the concrete reinforcement (2) is secured to a load bearing support (16, FIG. 3). A body (6) is secured to the load bearing structure and receives an upper end of the concrete reinforcement so as to permit longitudinal sliding movement of the reinforcement upper end in the body, whilst constraining movement of the concrete reinforcement in a direction transversely of the infill The lower end of the reinforcement (2) may be built into the support, or slidably received in a further body (5, FIG. 3). Alternatively one or both ends of the reinforcement (2) may terminate in a bond beam. Brackets (9, 9a) may be embedded in the concrete in the cavity (3) to transfer shear forces between the adjacent blockwork and the concrete.

Abstract: A non-slick surface-seeded exposed aggregate concrete product and method of making the same enhances the coefficient of friction of an exposed surface thereof to reduce undesirable slipping and sliding. Implementations of the present invention are characterized by the use of fine sand and aggregate broadcast over the exposed surface, which surface has been prepared to receive the same. After curing, the exposed surface is then ground and acid-etched to define fissures, cracks, and/or sharp edges of the aggregate. Subsequently finishing steps are performed to produce the non-slick concrete product which may be used for high traffic pedestrian areas where foot gripping and traction are important, such as on stairs, ramps, walkways, courtyards, and the like.

Abstract: A method for forming a concrete wall structure is provided. The method includes providing a frame having a plurality of spaced-apart wall studs interconnecting opposing frame members within a casting bed. A plurality of blocks are positioned proximal the frame within the interior area of the casting bed. Concrete is poured and finished within the casting bed.

Abstract: A method for the production of a building construction with the aid of permanent formwork, comprising the steps of: placing formwork on a support, wherein the formwork includes a profiled formwork form with raised parts and lowered parts; applying a curable concrete mix on top of the formwork; curing the concrete mix; and placing reinforcement in at least one of the lowered parts of the formwork form, such that a reinforced beam is formed in said at least one lowered part of the formwork form. Such formwork is relatively lightweight and can provide certain physical building characteristics such as fire retardancy, thermal insulation and optionally acoustic insulation.

Abstract: A crack inducer controls propagation of cracks in set concrete containing reinforcing bars. The crack inducer has an elongated, rigid core that is relatively narrow in a direction that is parallel to outer surfaces of the concrete. The core has a core width in a first plane that intersects the outer surfaces of the volume, that is at least 20% of the concrete volume width so that a crack in the volume of concrete is induced to propagate from the core and along the first plane. A plurality of spaced cross-plates are connected to the core and a water-stop may be included around part of the core.

Abstract: A floor plug (40) is disclosed having an upper portion (41) with a top plate (44) and a neck (48), a lower portion (42) with a bottom plate (51), and post (32) which coupled the two portions together and draws them towards each other sandwiching the floor therebetween. The upper portion is positioned within the bore hole (20) and the lower portion is coupled to the post so as to be threadably drawn against the underside of the floor. Once the adhesive has cured a viscous smoothing compound or concrete floor leveler is poured over the floor plug upper portion and surrounding concrete floor area. If necessary, the concrete floor leveler material is smoothed to provide a generally smooth or level surface.

Abstract: A method of constructing one or more storeys of a multi-storey insulated concrete form structure using insulated forms and a multi-storey insulated concrete form structure built using the method. An aspect of the method comprises erecting a set of forms comprising an inner form and an outer form a set distance apart, the outer form extending higher than the inner form when erected. Pouring concrete between the forms upto an upper portion of the inner form and allowing the concrete to set creating a first concrete bearing surface. Positioning a floor on the first concrete bearing surface above the inner form. Pouring concrete between the floor and the outer form to an upper portion of the outer form and allowing the concrete to set creating a second bearing surface substantially in-line with the upper portion of the outer form.

Abstract: A floor plug (10) is disclosed having a top plate (11) and a neck (12), the neck defining a top plate lip (14). To repair a bore hole (20) in a concrete floor (21) an adhesive (19) is applied to the underside of the lip (14) and the neck (12) is positioned within the bore hole (20). Once the adhesive has cured a viscous smoothing compound or concrete floor leveler is poured over the floor plug (21) and surrounding concrete floor area. If necessary, the concrete floor leveler material is smoothed to provide a generally smooth or level surface.

Abstract: A method for installing a window in or within a poured concrete wall is disclosed. The method comprises a kit with at least one window block. It also includes a first spacer adapted to abut a first side of the glass block and a second spacer adapted to abut a second side of the window block. The method implementing the kit includes the steps of erecting a wall form comprising of a first and a second form, locating the kit in between the first and second form, placing concrete into the wall form around the window kit, removing the first and second wall forms, and removing the first and second spacers.

Abstract: Method for securing a foundation form disposed on a moisture barrier membrane. The method can include penetrating the moisture barrier membrane with one end of a stake, sealing a breach in the moisture barrier membrane around a periphery of the stake caused by the penetrating step, and removing a portion of the stake extending above the moisture barrier membrane. A sealing member can be disposed on the stake at a location along an axial length of the stake.

Abstract: Structure and procedure for erecting concrete towers used in wind turbines in which said towers consist of sections, which in turn may each comprise a different number of segments or longitudinal sections. The procedure includes two differentiated cycles, which may take place alongside each other: the pre-assembly of each section of tower and their assembly. The sections may be pre-mounted on bases placed on the ground, with the segment in turn fitted with the help of struts and mechanical clamps. This procedure is extremely versatile in that it makes the best logistic use of the material, resources and requisite assembly times since the assembly procedures for each section can be developed alongside each other in the different wind farm towers, and also greater heights can be achieved than is traditionally possible.

Abstract: A floor tile for a raised floor. The floor tile is defined by a shallow upwardly-opening metal pan defining a shallow compartment in which a main preformed one-piece concrete block is secured. The main concrete block is preferably formed from a plurality of one-piece preformed concrete sub-blocks which are adhesively adhered in sideward abutting relationship to define a plan profile corresponding to the main concrete block. The main concrete block is then adhesively secured within the compartment of the metal pan.

Abstract: The spacer 1 defines a body (2) having two opposed sides (3) and (4). The body (2) defines a separation distance between the opposed sides (3) and (4) for use as a spacer intermediate at least two concrete containment panels (5) and (6). Various preferred embodiments have separation distances suitable for forming walls having concrete thicknesses of 50 mm, 120 mm or 150 mm, for example. Each of the opposed sides (3) and (4) include fastening means (7) and (8) adapted for fastening of a cladding panel (16) disposed external to the concrete containment panels (5) and (6), as shown for example in FIGS. (32) and (33). To counter bulging of the concrete containment panels (5) due to the weight of the concrete a brace (49) adapted for fastening engagement with the spacers (1) may be used, as shown in FIGS. (50) to (55). The brace 49 includes an abutment member (50) for abutment with the concrete containment panels (5).

Abstract: Methods and apparatus for the formation of structures utilizing fill materials capable of hardening, such as concrete. The methods and apparatus may include the employment of enhanced load-bearing capabilities, which may yield substantial efficiencies in time, labor, materials and costs attendant to fill material formation. The methods and apparatus may be particularly suited for use with manufacturing and prefabrication processes.

Abstract: A burial vault base assembly. The assembly includes a front piece, back piece, and first and second side pieces that are connected to one another at a plurality of joints using C-shaped connectors. These pieces form an exterior shell around an interior piece wherein concrete is poured therebetween to form a burial vault base wherein the C-shaped connectors prevent the concrete from breaking at the joints and protruding at the joints.

Abstract: A method, forming panel and system provide for monolithic pouring of concrete columns, beams and elevated decks. The forming panel may be variously sized and dimensioned to serve as a beam forming member or a column forming member, and includes a frame having at least one reinforcing member having a plurality of penetration indicators which are not in registry, at least initially, with any opening in a face plate of the form. The penetration indicators serve as markers and preferably guide templates for drilling openings at preselected locations in the face plate at corresponding to the indicators. The openings so drilled are part of coupler-receiving passages, whereby forms may be variously configured in different dimensions or arrangements. The forms may be configured to provide column form assemblies, beam form assemblies, or receive floor forms in a variety of configurations, and may be readily reconfigured and reused by plugging openings which are in currently undesired locations.

Abstract: This invention relates to a method for forming a mono pile foundation in soil for a wind turbine tower including drilling a plurality of holes into the soil, the plurality of holes being arranged along a curve having a contour corresponding to a cross-dimensional shape of the mono pile, and placing the mono pile in an annular cavity, the annular cavity being formed by the plurality of holes alone and/or by the mono pile breaking up intermediate soil walls between adjacent holes in the plurality of holes while being placed therein. A foundation in soil for a wind turbine tower, a wind turbine comprising such a foundation, and use of such a foundation in a wind turbine is also disclosed.

Abstract: A method of forming a concrete wall having a substantially uniform exterior surface texture. The method includes the initial step of pouring concrete into a wall form. The concrete is poured from a first mixture and is allowed to cure. After the concrete is cured, the wall form is removed from the resultant concrete base structure. A roughened texture is then created on the base structure. A finishing mixture is then applied to the roughened texture. The finishing mixture may be created by separating the aggregate from a portion of the remaining first mixture. The finishing mixture creates a smooth texture on the exterior surfaces of the initially formed base structure.

Abstract: A structure for supporting loads includes a composite envelope filled with a filler material. The envelope may comprise a mesh or non-mesh material and may have a high tensile strength. The filler material may comprise a loose or coarse material and may be enclosed within an enclosed in a semi-permeable envelope on all sides. The resulting structure may permit an applied compressive force to result in a tensile force applied in the envelope material.

Abstract: A method of assembling molded forms of expanded closed cell polystyrene to receive poured concrete for foundations and walls for buildings, including a laid course of forms molded of expanded polystyrene having vertical spaces in the forms and a plastic or metal strip With claws attached to the plastic or metal strip, and the strip is placed in a groove channel in the form and the strip extending into a groove in next abutting form of expanded polystyrene, and the strip width extending into a groove in the next laid course of expanded polystyrene forms and reinforcing bars placed vertically in vertical spaces in the forms of expanded polystyrene, and the reinforcing bars placed vertically in the vertical spaces and held in position by an aperture guide wire having a bias cut on leg end of the aperture guide wire and spanner wires extending across from side to side of the forms of expanded polystyrene, and the spanner wires having bias cut leg ends to stab into the top edges of the forms of expanded polystyren

Abstract: A decorative concrete product and method of making the same is provided. The concrete surface carries a unique textural and visual decorative pattern that is troweled over the uncured surface. The decorative pattern strategically conceals any imperfections in the concrete surface. A decorative finishing tool is utilized to create a unique and consistent pattern throughout the exposed surface of the concrete. Unique visual patterns may include any aesthetic design including wood grain, or lightly finished honed or cut stone. The decorative finishing tool may be configured so that varying textures and contours may consistently be imprinted throughout the concrete. Advantageously, the cured concrete retains the durability of a concrete surface while carrying a visually and texturally appealing appearance.

Abstract: A cementitious composition capable of forming a high, early-phase strength cement may comprise construction grade cement and ground blast furnace slag, the ground blast furnace slag having a Blaine fineness less than about 250 m2/kg. The cementitious composition may comprise, for each 100% by weight, greater than about 50% by weight construction grade portland cement and less than about 50% by weight ground blast furnace slag, and the cementitious composition may have a Blaine fineness less than about 300 m2/kg. Methods of making and using such a cementitious composition to cement a structure are also described.

Abstract: A concrete lid for an in-ground utilities box includes a plastic reinforcement structure filled with concrete. The plastic reinforcement structure includes one or more plastic sidewalls that protect the edges of the lid from damage. The upper and lower surfaces of the lid are exposed concrete (with the exception of the upper and lower edges of the one or more plastic sidewalls). The one or more plastic sidewalls laterally surround a plastic reinforcement grid, which is centrally located between the upper and lower edges of the one or more plastic sidewalls. The one or more plastic sidewalls can be integrally formed with the plastic reinforcement grid. The plastic reinforcement grid reinforces the concrete lid, eliminating the need for separate reinforcement material. Support struts can be used to support the plastic reinforcement grid while wet concrete is being poured into the plastic reinforcing structure.

Abstract: In a construction with walls, ceilings, and/or floors as parts of the building, especially for buildings protected against radiation, the parts of the building are made of reinforced concrete. One part of the building may be a sandwich design wherein one layer is made of a material that protects against radiation, and at least one layer is made of concrete.

Abstract: An inflatable and rigidizable structure for use as a habitat or a load bearing structure is disclosed. The structure consists of an outer wall and an inner wall defining a containment member and a bladder. The bladder is pressurized to erect the structure from an initially collapsed state. The containment member is subsequently injected with rigidizable fluid through an arrangement of injection ports. Exhaust gases from the curing rigidizable fluid are vented through an arrangement of exhaust ports. The rate of erection can be controlled by frictional engagement with a container or by using a tether. A method for fabricating a tubular structure is disclosed.

Abstract: A masonry cavity wall structure includes a cast-in-place reinforced concrete structural wall member erected between and in confronting engagement with the outer side of a first, inner masonry wythe and the inner side of an outwardly spaced-away, upstanding wall of rigid insulation panels supported by wire tie members in embedded engagement in the mortar joints of the inner wythe, the inner wythe and tie-supported insulation panels also being used during construction of the cavity wall to provide the supporting concrete formwork for the poured structural wall member. A second, outer veneer wythe is erected a predetermined spaced distance outwardly from the insulation panels and forms an airspace cavity therebetween, the wire tie members also engaged in the mortar joints of the second, outer wythe whereby to structurally tie the masonry cavity wall together.

Abstract: A system and method for fabricating a wind turbine tower is provided. The method includes providing at least one fiber reinforced plastic (“FRP”) strand, embedding a first portion of the FRP strand into a first concrete segment, and embedding a second portion of the FRP strand into a second concrete segment such that a third portion of the FRP strand extends from the first concrete segment to the second concrete segment. The method further includes displacing at least one of the first concrete segment and the second concrete segment relative to the other such that a tension is applied to the third portion of the FRP strand.

Abstract: Provided is a strengthening device to increase the strength of a grout layer. In the strengthening device, clamp members are interconnected and clamped to surround a grout layer on a concrete base, on which an upper structure is installed, so as to increase the strength of the grout layer. Connection members are provided to edges of the clamp members to connect the clamp members. Fastening means is fastened between the connection members in order to enable the clamp members to clamp the grout layer. This strengthening device acts as a mold to facilitate easy construction when grout is placed, and surrounds the grout layer to increase the strength of the grout layer after grout is cured, thereby effectively preventing and minimizing failure of the grout layer caused by loads transferred from an upper structure such as a column member or a bridge bearing.

Abstract: The present invention relates to a support structure including a plurality of mats, each mat including a substantially fixed matrix of spaced tubular rings. The mats are vertically stacked such that the tubular rings are co-extensive and form a matrix of tubular columns. Materials may be poured into the columns and into the void region between the columns, and geotextile or geomembrane-type fabric may wrap the mats and materials to form a block. The blocks may be arranged in one or more horizontal layers, and may be stacked and staggered with respect to blocks in a lower layer. A method of installing the structure is also disclosed.

Abstract: A concrete footing is laid by a set of forms each with side walls forming an elongate area and transverse connecting elements with at least one lift element mounted for lifting by a fork lift system extending across the side walls. The forms include legs engaged into the ground and adjusted to a required height relative to the ground. After setting of the concrete the elongate frame members are lifted from the concrete using the fork lift system. Connecting members shaped to match the side walls are clamped on an inside surface so as to bridge between the frame members. The set is carried on a transport cradle which includes a pair of side walls on which a lowermost one of the set sits with a pair of transverse sleeves connected across the side walls by which the cradle is lifted by the forks of the fork lift system.

Abstract: An apparatus and method for installing an adjustable height drain onto a conduit in a layer of hardenable material. The drain includes a grate member adjustably connected to and in fluid communication with a base member. A connection member connects the grate member and base member and is adjustable to allow the elevation of the grate member to be adjusted in relation to the base member. A spacer is disposed substantially adjacent at least a portion of the connection member to limit hardenable material from setting around the connection member when a layer of hardenable material is poured.

Abstract: A three-dimensional constructional element 10 is shown having opposing and substantially planar panels 30, 40 mounted on opposing surfaces of a flexible planar member in the form of a flexible mesh material layer 52 therefore making a composite sheet of three layers. Panel 30 includes transverse grooves 12, 14 formed therein and panel 40 includes transverse grooves 16, 18 formed therein. The structure is deformable about each groove 12, 14, 16, 18. In a preferred embodiment the panels 30, 40 are divided into many segments defined by the transverse grooves to allow the constructional element to be deformed so that one of the exterior surfaces of panel 30 is concave while the opposing exterior surface of panel 40 is convex.