Abstract: A method for repairing and/or waterproofing and/or insulating and/or reinforcing and/or restoring the structural integrity of wall systems, which it consists in providing spaced injection holes within a wall system in a manner suitable to pass through cavities that exist in the wall system, inserting injection tubes in these holes, and then inserting a substance that expands after injection as a consequence of a chemical reaction so that the substance reaches the cavities connected to the injection holes or are proximate thereto, the injection tubes being, preferably gradually retracted along the injection holes in the opposite direction with respect to insertion, to allow the substance diffusing in cavities crossed by the injection holes or proximate thereto.

Abstract: A mold box with an angled division plate and methods for making blocks of various shapes and sizes and columns and walls constructed with the blocks. Multiple embodiments of the mold box are disclosed for enabling different numbers of blocks and sizes of blocks to be formed in a single mold box.

Abstract: In one aspect of the present invention there is provided an expansion joint strip support module 12 comprising an expansion joint strip locating portion 24 adapted to locate an expansion joint strip 20 and one or more support means 26 and 28 integral with and arranged to support the expansion joint strip locating portion. In a further aspect of the present invention there is provided an expansion joint crack forming device comprising: an elongate base strip 14 being adapted to extend along a proposed expansion joint; and a crack forming projection 84 connected to the base strip 14 and designed to form a cavity in a concrete slab which is to be formed on top of the base strip 14, the crack forming projection 84 being positioned to promote cracking of the concrete slab along the proposed expansion joint.

Abstract: The present invention relates to a shuttering element for limiting a section of a trench wall. The shuttering element is characterized by a plurality of shuttering parts which have a plate-shaped base body, consisting of concrete in particular, and are connected to one another at their adjoining horizontal front faces. Furthermore, the invention relates to a shuttering part as well as a method for producing a trench wall in the ground.

Abstract: The removable grade pin system includes a base pin and a removable upper pin. The base pin is a rod that is driven into the ground within the concrete form, typically such that the head of the base pin is approximately two inches below the desired level of concrete. The upper pin is a rod with a hollow bore formed in its lower end having a diameter slightly larger than the head of the base pin so that the upper pin telescopes over the base pin. The upper pin has an annular plate or disc extending about its center or medial section to mark the desired level of the concrete. The upper end of the upper pin provides a handle to remove the upper pin when the desired level of concrete has been poured into the form. The position of the circular plate on the upper pin may be adjustable.

Abstract: A method of constructing a concrete module having several interconnected walls and defining a portion of a building includes the steps of forming two pitch walls, each pitch wall having a wall upper end angled to match the pitch of the building roof to define an upper peak having a beam receiving notch, having a shorter lateral end and a longer lateral end, and a wall lower end [and an angled upper end], and having a notch at the intersection of the lower lateral end and the angled wall upper end; forming a linking wall having two linking wall lateral ends substantially matching the height of the pitch wall shorter lateral ends; providing a floor form platform having a horizontal platform surface and an upright floor form rail defining a side of the floor form; placing the two pitch walls and the linking wall on a floor form platform; pouring uncured concrete into the floor form; permitting the concrete within the floor form to cure and define a module floor jointed to the pitch walls and the linking wall; co

Abstract: The installation of a foundation at a selected location enables a superstructure to be installed and supported in a desired attitude such as a vertical attitude at the foundation. An installation template is placed at the selected location and support sites on the installation template can be adjusted so that the installation template will support the foundation subassembly in a manner such that the superstructure can be supported in said desired attitude. The foundation subassembly is placed onto the installation template using a lifting subassembly that is secured to the foundation subassembly. The foundation subassembly is fixed in place by concrete or the like into which the foundation assembly is inserted. The superstructure can then be secured to the foundation subassembly. The superstructure and the foundation assembly can be elongated lengthwise relative to their lateral dimensions, and the superstructure can comprise a post adapted to hold a panel for deflecting road noise.

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: An anchor assembly for a post-tension system has an anchor member, a polymeric encapsulation covering the anchor member and defining a tubular section extending outwardly of an end surface of the anchor member, a rigid ring affixed within this tubular section and having a notch formed in an inner wall thereof, and a cap having a generally tubular body with an open end and a closed end. The cap has a flanged end adjacent the open end thereof. This flanged end has an outer periphery engageable within the notch of the rigid ring.

Abstract: A method for constructing factory prefabricated and finished load bearing wall panels and monolithic ceiling/floor sections and modules comprised of the same for use in a single family or single story building as well as a multi-level and multi-unit building. The integrally formed wall panels are constructed of modified steel studs, rigid insulating material, and metal lathe and are factory finished with plaster or stucco like material. A void is defined by the modified steel studs window casings and door jambs. Upon erection and assembly at the job site, steel rebar is placed in such voids that are then filled with concrete, thereby eliminating the need for any additional concrete form work.

Abstract: A rebar support device for retaining rebar in a position for reinforcing concrete, and method of using the same is claimed. The rebar support device comprises at least one concrete bonding opening dispersed throughout, at least one rebar support chase with bendable retaining gates, and at least one grade stake support hole. The rebar support device is held in a vertical position for receiving rebar by driving a grade stake through the stake support holes, such that the rebar support device is disposed perpendicularly to the rebar it receives. The rebar is then cradled in one or more of the support chases and retained by a bendable retaining gate incorporated into each rebar support device above each support chase.

Abstract: The object of the invention is a drying compound comprising from 50 to 85% of FGD gypsum and/or natural or processed gypsum, in mass percentages based on the total mass of the compound, presenting the following particle size characteristics: (i) a d50 from 35 to 70 ?m and (ii) a span (d90?d10/d50) lower than 2. The object of the invention is also a preparation process of the compound according to the invention. Finally, the object of the invention is a building process of a structure using this compound.

Abstract: A protective baseboard for protecting a building wall in an industry requiring sanitary requirements. The protective baseboard is positionable substantially adjacent the ground surface. The protective baseboard includes a substantially rigid and substantially water proof casing. The casing defines a casing external wall, the casing external wall having a casing wall inner surface. The casing also defines a casing inner volume and a filling aperture extending therethrough. The casing is positionable in a predetermined relationship relative to the building wall. A filler is provided within the casing inner volume. The filler substantially contacts the casing inner surface for minimizing an amount of air between the filler and the casing external wall.

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 building structure formed of concrete and including dams to form raised structures on the roof and a method of overturning the concrete mold.

Abstract: The present invention discloses the use of a composition including ballast, hydraulic binding agent and water for the construction of concrete floors, walls or roofs in buildings, in which the ballast in the concrete produced from the composition contains a sufficient amount of soap stone to achieve a concrete with higher specific heat capacity compared to common concrete.

Abstract: An expansion joint system for a wall is provided herein wherein a first concrete wall component is substantially separated from a second concrete wall component via a rigid plate such that contraction of the first concrete wall component does not create significant stresses in the first or second concrete wall component so as to create cracks in the first or second concrete wall component. Moreover, a compressible material may be disposed between the rigid plate and/or the first and/or second concrete wall component such that expansion of the first concrete wall component compresses the compressible material instead of imposing significant stresses on the first or second concrete wall component so as to be likely to form cracks in the first or second concrete wall component.

Abstract: A method of delivering a necessary amount of a component for a cementitious product to a construction site, depositing the component into a container, using the component to make the cementitious product, and then retaining residual component and material resulting from rinsing the mixing equipment. In its preferred embodiment, an empty plastic container is delivered to the site, the deliverable component is sand, and the cementitious product is stucco. The amount of sand that is needed for stucco is determined and delivered to the plastic container via conveyor belts from sand trucks sitting in the street. The sand is used to mix the stucco in mixers present at the construction site, as known in the art. Once the stucco is mixed, the mixing equipment is rinsed with water and the washout effluent is deposited in the now-empty plastic container. The plastic container is then sealed and picked up with a crane sitting in the street and emptied at an accepted waste facility.

Abstract: A method for producing a foundation for a building is disclosed. The method comprises digging a trench having the shape and position required by the foundation for the building, pouring a hardenable concrete footer in the trench, assembling a slab jig on the footer, positioning the slab jig, if necessary, so that the upper surface of a concrete slab which subsequently fills the slab jig is substantially level, and filling the slab jig with a hardenable concrete. The slab is one having an open top, an open bottom, and sidewalls so shaped that the upper surface of a concrete slab which fills the slab jig is substantially flat and the slab has the shape required of the foundation for a particular building, In a preferred method, also disclosed, a course of cement blocks is laid on the footer, and the slab jig is assembled on the cement block course, positioned, if necessary, and filled.

Abstract: A method for the earthwork of a foundation sunk for a wind energy facility, which has the following steps: an anchor cage is provided, consisting of an anchor plate and several anchoring bolts which are connected with the anchor plate, the free ends of the anchoring bolts are guided through bores in at least one load distribution plate the load distribution plate lays on at least three bolt nuts, which are screwed on the anchoring bolts, a reinforcement for the foundation sunk is mounted and the anchor cage is poured in with the reinforcement, the anchoring bolts protruding with the bolt nuts in this, upon subsequent tightening of the anchoring bolts between anchor plate and load distribution plate, the bolt nuts are stripped over the thread of the anchoring bolt and loose their supporting capability.

Abstract: A method and apparatus for reducing the viscosity of a fluidic cementitious mixture, the apparatus including a high voltage source, first and second spaced electrode members electrically connected to the high voltage source and (when energized) define an electrostatic field therebetween. The positioning of particulate cementitious material within the electrostatic field imparts like charges to the cementitious particles. By establishing such an electric field and positioning cementitious particles within the field, the particles may be charged prior to mixing into a hydrated cementitious slurry. Such charging decreases the viscosity and/or enhances the flowability of the hydrated cementitious slurry.

Abstract: Devices for customizing window and/or door surrounds (1) wherein a trowel (10) having a predetermined profile (12) and a roller having predetermined designs (20) are used. The trowel (10) includes a first and second edge (11) and predetermined profile (12) located between the trowel edges (11) for placement of the trowel (10) against edges (9) of a surround grid (6) of a window and/or door surround (1) to create a profile on the surround (1). The profile (12) may be convex, concave or of any other shape. The roller (15) includes a handle (17) and a head (16) wherein the head (16) includes a predetermined design (20) located thereon. By using the devices of the present invention, decorative and distinctive window and/or door surrounds (1) are created.

Abstract: A method for shaping concrete blocks and/or concrete slabs of various formats and sizes. The shaping taking place in concrete-filled molds with or without additional facing concrete. Dies or matrices corresponding to the block surface or slab surface have recesses or projections for impressing the surfaces. The concrete blocks or concrete slabs are then removed from the molds before setting and are cured externally and the surfaces are further worked in a subsequent operation. The recesses formed are grooves having parallel, oblique, planar or curved walls and/or roots and the projections being tooth strips having parallel, oblique, planar or curved walls and/or tips. The grooves and/or tooth strips extend over the entire surface of the dies and consequently over the entire surface of the concrete blocks or concrete slabs. In a subsequent operation the surfaces are blasted with liquids or solids. A final step may include application of a coating containing acrylate resin.

Abstract: A cement forming plate includes a concave drain plate having a lower surface and an upper surface, wherein the lower surface is configured to mate with a hub drain and provide a cement forming barrier for forming a fanned draining slope

Abstract: A construction assembly includes a plurality of plaster boards, each of the plaster boards having a plaster body and at least one sheet of liner, the liner including an inner surface attached to the plaster body and an outer surface having an outer face; wherein said plaster boards are assembled creating at least one joint; and a joint-pointing coat jointing said plaster boards to form a substantially plane outer surface including the outer surface of said at least one joint and said outer surface of said liner, wherein the composition of the joint-pointing coat is adapted for the finishing of said at least one joint; wherein both the joint-pointing coat in the dry state and the outer face of the sheet of liner are adapted to form an overall surface having a substantially homogeneous coloration.

Abstract: The concrete form is a structure having a user-selectable shape allowing for the creation of an opening in a concrete surface, such as a concrete patio, with the opening having the user-selectable shape. The form includes a plurality of wall members, which are joined together to form a closed continuous wall having the user-selectable shape. The wall members are each secured to the ground, and the user pours liquid concrete on the ground exterior to the closed continuous wall. The closed continuous wall defines the opening and prevents flow of the liquid concrete within the opening. Following hardening of the concrete, the form may be removed, leaving an opening in the concrete surface, having the user-selectable shape, in which the user may plant flora and the like.

Abstract: The concrete casting form tie hole plug is formed from a cementitious mixture and includes a reinforcing strand extending internally throughout the length of the plug, to reinforce the plug to resist fracturing. The reinforcing strand is preferably fiberglass, and the cementitious mixture may be formed from Portland cement, sand, and water, and may include an adhesion promoter.

Abstract: A method of remodeling a subsisting countertop by casting a polymer-modified cementitious casting compound thereupon has some of the following steps. Given a subsisting countertop, without altering it, temporarily attaching edging forms or flow checks around all the free edges of the subsisting countertop, both of which forms and flow checks operate to check the flow of the casting compound at least to the height of a given rise. Following that, pouring a polymer-modified cementitious casting compound over the countertop to the height of the given rise and as checked within the edging forms and flow checks. The final step involves optionally removing the forms before the lapse of a full day.

Abstract: The invention provides a method for making a concrete floor slab using sub-grade waterproofing in a manner that favors the use of water-based adhesives for affixing floor covering materials. The method comprises casting a hydratable cementitious composition onto a flooring membrane, the composition having a shrinkage reduction admixture and a water:cementitious binder ratio sufficiently low that substantially all of the water moisture is retained in the hydration reaction, and achieving a fully adhered bond with the flooring membrane.

Abstract: Improved premolded foam billets and drop-in foam billet joints increase the R value in concrete panels.

Abstract: Anchor 10 for reinforcing a structure against displacement forces and a method of installation includes drilling a borehole 50 in an anchor medium 110 adjacent the structure A length of roving 21 composed of filaments 24 is doubled and pushed into borehole 50 with free end 23 of roving 21 protruding. Backfill grout 41 or resin 42 is pumped or poured into bore hole 50 to embed roving 21 Filaments 24 of free end 23 are spread apart and attached to the structure by adhesive.

Abstract: The present invention comprises a stucco wall structure for a building. The wall substrate is arranged for receipt of subsequent layers of surface material. The margin or periphery of said wall to be treated has a screed attached thereto. A sprayed-on coating of urethane is applied onto the wall substrate between the screeds to insure continuous bonding and adherency to the substrate. A first layer of polymer-based base coat and mesh covering is applied to the sprayed-on coating of urethane to provide anchoring and adhesion of a subsequent layer of stucco. An outer layer of stucco applied over the first layer of polymer-based base coat as a final coat thereon.

Abstract: Method and apparatus for securing a building foundation form disposed on a moisture barrier membrane. The method includes the steps of positioning one end of a concrete form stake in a mating structure of a plug, penetrating the moisture barrier membrane with a tip end the plug, and forming a seal between a flange extending around a periphery of the plug and the moisture barrier membrane.

Abstract: Wall made of concrete or similar materials built from an unfold formwork integrated in the wall and including two formwork walls (8,8?,10) placed face to face and connected by connecting elements (1) articulated to the formwork walls by stiffeners (2) attached to the formwork walls. The interval between these formwork walls after being unfolded is filled with a filler (7) such as concrete. At least one of the formwork walls includes a casing (11,12) of concrete, mortar or similar, surcharged in relation to the stiffeners (2) and to the articulated connecting elements (1). This casing (11,12) is placed outside and/or inside the formwork wall, the stiffeners (2) and the articulated connecting elements (1) and the formwork wall 8 when it is coated forming an inner reinforcement of the wall submerged in the wall and covered by said casing. The use of separated stiffeners, which must be inserted before pouring the concrete, is thus avoided or highly reduced.

Abstract: A perimeter weighted foundation has a central pier pedestal and an enlarged base spaced outwardly and extending below the pedestal. The enlarged base includes an outer concentric perimeter wall section with a radially extending, disk-shaped spread section interconnecting the bottom of the pedestal section and the top of the perimeter wall section. The pedestal section includes vertically extending post-tensioning anchor bolts sleeved through substantially the entire height of the cylindrical pedestal in accordance with earlier U.S. Pat. Nos. 5,586,417 and 5,826,387 and the spread section includes two layers of similarly sleeved post-tensioning bolts which extend through the bottom of the pedestal section and into or through the top of the perimeter wall section, thus tying together the enlarged base to the pier pedestal.

Abstract: A forming panel and method for using the same in construction of self-sustaining concrete wall structures is provided wherein a flexible barrier element is provided along a margin on the forming panel for impeding the flow of water and fine particles of a concrete mix pour past the barrier element. The margin may be along the perimeter edge of the forming panel or along an opening interior to the perimeter of the forming panel. When located near the perimeter, the flexible barrier element may be positioned in a slot extending parallel to the margin and located in the frame. When located near an interior opening, the barrier element may be provided on a reinforcing member positioned around the opening or on a door which shifts to improve access through the opening during placement of forming ties or the like.

Abstract: An insulative, lightweight building panel is provided with a lightweight, insulative foam core and which includes one or more carbon fiber or steel reinforcements and an exterior concrete face which are manufactured in a controlled environment and can be easily transported and erected at a building site.

Abstract: A method of resisting corrosion of metal elements in concrete is provided. It includes introducing into concrete containing metal elements, at least one combination compound capable of sequestering chloride ions having the formula 3Me(II)O.(R,R?)2O3.Me(II)(anion)2.nH2O, where R and R? are different and are independently selected from the group consisting of Al, Fe and Cr; anion is selected from the group consisting of NO2, NO3 and OH, n is 0 to 24, and Me(II) is a cation and is selected from the group consisting of Ca, Ba, Sr, Mn, Zn and combinations thereof. In one embodiment of the invention, concrete structures may be rehabilitated by providing an overlay containing the combination compound, with the overlay being provided in situ or as a preformed member and with possible use of a slurry in combination with an overlay segment.

Abstract: A method of making a grout composition which reduces the amount of bleed water from grout used in bonded post-tensioned concrete applications is provided. The method includes forming the grout composition by combining copolymers with other materials into a hydraulic cementitious composition. The copolymers are formed from structural components a) to c) and optionally d) which are mono-unsaturated compounds, with a generally linear macromolecular structure. By reducing the amount of bleed water in bonded post-tensioned concrete applications the grout composition provides protection from corrosion for the steel members, including stranded tendons and solid bars. The reduction in the amount of bleed water is achieved without significantly increasing the viscosity of the grout mixture thereby allowing good pumpability, placement, and maintenance of other properties such as resistance to volume change, long working time and acceptable strength development.

Abstract: A method for erecting structures composed of rammed-earth. A method of rammed-earth building construction is disclosed wherein walls are post-tensioned to enhance the ability of the wall to receive lateral loading without failing in tension. Post-tensioning rods are anchored to a concrete footing, and temporary forms erected alongside the footing. A protective sleeve is disposed around each post-tensioning rod. An earthen mixture is placed between the forms and around the sleeves, and rammed by compaction in a series of stacked courses. When the rammed-earth wall has obtained the desired height, it is topped with a concrete bond beam through which the post-tensioning rods extend. Using the bond beam as a brace against which a retaining plate may push, retaining plates are disposed upon the bond beam and around the threaded upper ends of each rod. A nut is threaded upon each rod and tightened against the retaining plate to draw the rod into tension.

Abstract: A protective structure for protecting buildings, bridges, roads and other areas from explosive devices such as car bombs and the like comprises: (a) a mesh structure having an outer surface and an inner surface, wherein the inner surface defines an annular space; (b) a concrete fill material which resides within the annular space of the mesh structure and within the mesh structure; (c) at least one reinforcement member which resides within the concrete fill material; and (d) a concrete face material which resides upon the outer surface of the mesh structure. The mesh structure may be made up of, for example, steel wire. A protective system for protecting buildings, bridges, roads and other areas from explosive devices such as car bombs and the like comprises a plurality of the above described protective structures and a plurality of support members, wherein the support members provide interlocking engagement of the protective structures to the support members.

Abstract: A forming panel and method for using the same in construction of self-sustaining concrete wall structures is provided wherein a flexible barrier element is provided along a margin on the forming panel for impeding the flow of water and fine particles of a concrete mix pour past the barrier element. The margin may be along the perimeter edge of the forming panel or along an opening interior to the perimeter of the forming panel. When located near the perimeter, the flexible barrier element may be positioned in a slot extending parallel to the margin and located in the frame. When located near an interior opening, the barrier element may be provided on a reinforcing member positioned around the opening or on a door which shifts to improve access through the opening during placement of forming ties or the like.

Abstract: A system and method for forming concrete structures, using foam panels as forms, supported by vertical tracks with horizontal bridge pieces inserted through the forms. The bridge pieces are in the form of triangular webs with coaxial rings for supporting vertical rebars centrally between opposing forms. The coaxial rings on opposing bridge pieces key together to securely hold the vertical rebars. At the corners of the structure, corner retaining extrusions are used having fins for retaning the foam panels, and having various included angles such as 60°, 75°, 90°, 120°, 135°, 150° or 165°. Specific types of corner tie pieces for square, obtuse or acute corners are used to connect together the corner retaining extrusions at the inner and outer corners of the structure.

Abstract: A chamfer for securing precast concrete wall panel forms that are used in tilt-up construction. The chamfer includes an elongate base portion and at least one chamfer portion coextensive with the lengthwise direction of the elongate base portion. The base portion defines a substantially horizontal base plane. The chamfer portion includes a first leg disposed upstanding relative to the base portion, and a second leg portion angularly disposed relative the first leg. The second leg further includes at least one flexible edge that projects beyond at least the base plane or the plane defined by the lengthwise direction extension of the first leg. Depending on which part of the second leg the edge is cantilevered from, it forms a sealed relationship between the chamfer and a casting surface, the chamfer and a plank used as part of the wall form, or both.

Abstract: Site cast or pre-cast columns aligned and braced by pre-cast pre-stressed floor beams are used to erect a concrete skeleton structure for a building. The ends of the horizontal beams are imbedded in the columns at floor levels to stabilize and complete the skeleton. The horizontal beams are pre-stressed and are cast with passages that permit insertion of continuous reinforcing tendons into a network throughout each floor level. The tendons are subsequently post-tensioned so to tie the beams together and to the columns to reinforce the skeleton. Slab drop-forms starting at the roof and progressing floor-by-floor downward allow monolithic post-tensioned floor slabs to be cast to tie the skeleton into a unitary structure. The beams are usually integrated (buried) into each monolithic floor slab, keyed, doweled and bonded with bonding agent at cold joints to become a part of the slab structure.

Abstract: A method for constructing concrete building units comprises forming and pouring a concrete floor on a floor platform, providing interior wall forms on said concrete floor, providing door frames, conduit and piping on said interior wall forms, providing a ceiling form; transporting said floor platform and floor intermediate spaced exterior wall forms, and pouring a concrete mixture in the wall opening intermediate the interior wall forms and the exterior wall forms. A free-flowing concrete mixture for use in relation to the method comprises a combination of cement, sand, water, polystyrene beads, wire fibers and a conditioning concrete additive.

Abstract: A low or no fines lightweight concrete mixture. The mixture comprises one part by volume of a cementitious binder, 2-10 parts inert coarse aggregate, a cement additive in an amount of 0.05 to 0.3% by weight of the cementitious binder and an effective amount of water, the additive including 40-99% of a viscosity enhancing agent, which in water either dissolves or forms colloidal dispersions, and 1-60% of an air entrainment agent/surfactant adapted to entrain air when mixed with water and/or pumped. The mixture is particularly suitable for constructing a building panel where a frame is prepared, the front and rear faces being covered by fibre reinforced cementitious sheets and the cavity there between at least partially filled with the lightweight concrete mixture which flows in a manner similar to loose fill.

Abstract: The invention disclosed relates to a precast composite header joint system and method for forming and installing the same in a concrete deck structure. According to the invention, the header is cast and cured before being positioned and secured in a recess formed in one of the concrete slabs. A viscous bonding agent is then poured into the void spaces between the header and the concrete slab recess. The bonding agent cures and forms a solid material which fills all of the space between the header and the concrete slab recess. Adjacent headers installed in opposing concrete slab recesses are coupled together by a joint to provide a continuous deck structure.

Abstract: The invention provides a method for making a concrete floor slab using sub-grade waterproofing in a manner that favors the use of water-based adhesives for affixing floor covering materials. The method comprises casting a hydratable cementitious composition onto a flooring membrane, the composition having a shrinkage reduction admixture and a water:cementitious binder ratio sufficiently low that substantially all of the water moisture is retained in the hydration reaction, and achieving a fully adhered bond with the flooring membrane.

Abstract: A method of construction of structures such as large, decorative pots, water features and outdoor free-standing fireplaces. The method comprises pouring a concrete base to which a skeletal reinforcing structure in the desired shape is set. Thereafter, metal screen and a cementitious material is applied over the skeletal structure to form a shell. Openings may be formed either when shaping the shell or later by cutting away areas of the steel skeletal structure. Suitable decorations such as graphics may be applied using stains, dyes or carving techniques.