Abstract: The invention relates to a set of concrete pavers, comprising substantially rectangular pavers of uniform height with vertical side faces, a number of pavers of uniform or different lengths and widths being arranged in a row, and, in particular for forming a rectangular or square laying bundle that can be picked up by machine, comprising a number of parallel, adjacent rows of pavers, continuous linear joints being formed in the end-paver region of the rows of pavers when the sets are laid together or, optionally, substantially meandering joints being obtainable by interchanging row-end pavers, which are of different lengths and are in close proximity, from neighboring sets; at least one section of the upper delimiting surface of the pavers is convexly cambered towards the outside and projections on the base parts of the pavers are spaced apart on the side faces of the base parts, the projections forming support elements for the adjacent pavers and, in combination with projections on adjacent pavers, creating

Abstract: Systems and methods for a porous pavement system are described. The porous pavement system includes paver blocks designed to facilitate water seepage between the paver blocks and to permit water storage within the blocks. The paver blocks may be cabled together to create paving units that facilitate installation and maintenance of the pavement system. The porous pavement system provides improved management of stormwater, reducing runoff and facilitating infiltration of stormwater into the subgrade below the paving system.

Abstract: A portable dance floor is disclosed. The portable dance floor is comprised of floor panels which are fitted together with a tongue and groove locking method well known in the art. Each floor panel has a base layer, a transparent top flooring layer and a sheeting layer disposed therebetween. The top flooring layer is preferably made of a clear acrylic sheet having suitable physical characteristics capable of supporting the weight of individuals thereupon. Each floor panel is designed so that the sheeting layer can be removed and replaced with a different sheeting layer which can comprise a holographic top surface or a light capable display which is viewable through the transparent top flooring layer.

Abstract: A landscape edging block is provided which has a first member and a second member twice as long as the first member connected to the first member to form an L-shaped block. A plurality of L-shaped blocks is arranged in an interlocking fashion to create a border between different landscape elements without the need for edging.

Abstract: A grid-type platform especially suited for use supporting vehicle wheels to provide traction while traveling off-road especially through environmentally sensitive topography, and to prevent unnecessary and excessive wear and damage to such off-road paths or trails. More specifically this invention relates to a grid-type platform having a plurality of grid sections defined by intersection lateral and longitudinal walls and having an intermediate support designed to provide all-terrain vehicles and four-wheel drive vehicles the necessary traction to reduce tire slippage and rutting when traveling through off-road trails or paths particularly through environmentally sensitive areas.

Abstract: The invention relates to a set of paving stones having different thicknesses with respect to each other. At least one oblong recess is provided in the bottom side of each of the paving stones of the set, said oblong recess extending from one lateral side of the stone up to another lateral side, having a continuous cross-section and being provided for accommodating a complementary, regularly shaped carrier onto which the paving stones are to be laid. For each paving stone the/each recess extends into the bottom side of the paving stone up to a predetermined first distance (h) from a tangent plane to the top side, said predetermined first distance (h) being substantially the same for all paving stones of the set. The invention further relates to a method for laying a pavement with these paving stones and a method for producing these paving stones.

Abstract: A method and composition of matter used to reduce icing of roads, bridges, and overpasses where the wearing course of the paved structure contains expanded plastic polymer. The expanded plastic polymer functions as insulation and reduces the likelihood that the wearing course of the structure will freeze over, thereby lessening the danger drivers face during colder months.

Abstract: A cast stone set is provided comprising at least four molded stones each having an irregular perimeter. The stones are configured to fit within a hypothetical defining border as defined. The stones can be used to form a patio stone landscape feature such as a patio or walkway, or to form a stepping path. In selected uses, the stones can be reordered from being positioned with the hypothetical defining border. Methods of use and manufacture are described.

Abstract: System and apparatus for repair of concrete surfaces, and a method of using the same, having slab removal plates, slab replacement plates, slab transport/replacement frame carrier vehicles, slab injection/guide collars for application of fluid binding material as support for the replacement slabs, and microprocessor controlled global satellite coordinates, wireless transmission, and bar code identification for slab replacement.

Abstract: A paving brick assembly includes: a plurality of polygonal main bricks, each of which has a plurality of first lateral sides and a plurality of second lateral sides that are alternately disposed with the first lateral sides, each of the first lateral sides being formed with a vertical protrusion, each of the second lateral sides being formed with a vertical groove and a horizontal groove; and a plurality of polygonal connecting bricks, each of which has a pair of opposite connecting lateral sides and a pair of opposite coupling lateral sides. Each of the connecting lateral sides is formed with a connecting protrusion. Each of the coupling lateral sides is formed with a coupling groove.

Abstract: A plurality of wood planks are embedded and encased in a one-piece rubber mat to form a monolithic one-piece roadway element. A special coupling means is used to couple one roadway element to an adjacent roadway element to form a roadway surface over which heavy equipment can traverse.

Abstract: The present invention relates to a road guidance system, which performs RF communication between a road guidance paving block and a wireless sensing stick. The road guidance system includes a road guidance paving block (200) and a wireless sensing stick (100). The coil antenna (210) of the road guidance paving block receives externally applied radio waves, generates an induced electromotive force, and uses the induced electromotive force as its required power. The road guidance paving block (200) reads location-related information previously stored in memory depending on each operation, and transmits the location-related information to the outside through the coil antenna. The wireless sensing stick (100) provides predetermined radio waves to the road guidance paving block to activate the road guidance paving block, receives location information from the road guidance paving block, processes the location information, and outputs road guidance voice information through voice output means.

Abstract: A road element is formed of a one-piece cage that includes two layers of orthogonally arranged rebars which are welded together. The layers are connected by connecting rebars that are welded to the rebars of the layers at the intersections and the one-piece cage is encased in a flexible material formed of crumb rubber, urethane, and fibers from land vehicle tires. Plates can be included with the one-piece cage to further enhance the strength of the element.

Abstract: A paver system comprising a plurality of paver pieces and at least one substrate. Each of the paver pieces has a top surface and a bottom surface. The bottom surface of the paver pieces is configured for mating with the upper surface of the substrate, whereby paver pieces coupled to the substrate are prevented from moving laterally.

Abstract: A paving member (2) comprising a surface (4) for being walked on, an image (6) below the surface (4), and a source of light for illuminating the paving member (2), the paving member (2) being of such a material and construction that the image (6) is viewable by a person walking on the surface (4), and the source of light being such that it makes the image (6) visible at night and also provides light at night for the environment (8) adjacent the paving member (2). The image may be a static image or a moving image. The image may be a hologram. The image may be changed by remote control means.

Abstract: An mat system with each mat having sloping lips which overlap with an adjacent mat's sloping lips and are secured by interlocking joints in the mats' lips and/or by captive locking pins to form an easily assembled and interconnected flat surface. In use, opposing ledges forms a slot within holes in the top overlapping lips to receive a captive locking pin. The pin is captive by mid body prongs which fix underneath the ledges in a mat's upper lip's holes, and the pin locks and unlocks with rotary turning of the pin resulting in the pin's keeper feet fixing underneath the similar ledges in the holes of the lower lip of an adjacent mat.

Abstract: A grid-type platform especially suited for use supporting vehicle wheels to provide traction while traveling off-road especially through environmentally sensitive topography, and to prevent unnecessary and excessive wear and damage to such off-road paths or trails. More specifically this invention relates to a grid-type platform having a plurality of grid sections defined by intersection lateral and longitudinal walls and having an intermediate support designed to provide all-terrain vehicles and four-wheel drive vehicles the necessary traction to reduce tire slippage and rutting when traveling through off-road trails or paths particularly through environmentally sensitive areas.

Abstract: There is provided a method for making bituminous compositions comprising water-in-oil bituminous dispersion and aggregate by the steps of: preparing a solvent-free, water-in-oil bituminous dispersion comprising: (1) bitumen, in an amount from about 75.0% to about 95.0% by total weight of the bitumen dispersion; (2) a surfactant in an amount from about 0.05% to about 2.0% by total weight of the bitumen dispersion; and (3) water in an amount to complete the water-in-oil bituminous dispersion, and producing the bituminous composition having a temperature from about 50° C. to about 120° C. by mixing: (1) the water-in-oil bituminous dispersion of step (A), having a temperature from about 75° C. to about 95° C., in an amount from about 2.0% to about 10.0% by total weight of the bituminous composition, and (2) aggregate, having a temperature from about 60° C. to about 140° C., in an amount from about 90.0% to about 98.0% by total weight of the bituminous composition.

Abstract: A cluster of paving elements is formed with a peripheral edge having a re-entrant formation formed between the upper supporting surface and the lower, supported surface. The formation engages a complimentary formation on an adjacent cluster to inhibit relative movement between the clusters. The re-entrant formation may be applied to individual paving elements in the cluster or to the exposed faces of the elements at the periphery of the cluster. The elements in the cluster may be shaped to inter-engage to inhibit relative movement between the elements with in the cluster.

Abstract: Aircraft arresting beds constructed of cellular concrete at ends of runways may be subject to damaging effects of jet blast phenomena. Arresting units resistant to such effects and related methods are described. A block of compressible material, such as cellular concrete, provides compressive failure characteristics suitable for arresting travel of an aircraft overrunning a runway. Relatively thin frangible material positioned above the block provides a stronger, more damage resistant surface, while still readily fracturing in an arresting incident. Intermediate material, such as a foam layer, positioned under the frangible material may be included to provide a protective cushioning effect by mitigating transmission of external phenomena forces to the block. A fastening configuration at least partially enclosing other portions of the arresting unit provides a stable unified composite, without destroying desired compressive failure characteristics of the unit.

Abstract: A temporary platform or roadway is created using one or a plurality of optionally connected support components to form a top surface upon which panels are placed. The support components are comprised of gabion containers having one or a plurality of compartments into which a filler material is inserted. The filler material can optionally be composed of a buoyant material such as expanded polystyrene to enable flotation. A method for constructing the roadway or platform of the present invention is also disclosed.

Abstract: A method of installing paving blocks comprises preparing an area to be paved to a desired grade. A preformed, load-bearing sheet of material, e.g., extruded polystyrene, is placed on the prepared area. Paving blocks are then laid in a desired pattern on the sheet of material.

Abstract: The invention relates to an artificial stone floor element with a basic shape that corresponds to the combination of a plurality of square basic elements, especially to an angular floor element. The floor element includes projections and recesses along its peripheral sides of the basic element when seen from the centre of the respective top face of the basic element is substantially point-symmetric with respect to its mid-point. The floor element in further embodiments includes a profile that consists of three projections and three recesses.

Abstract: A continuous covered area, such as a sidewalk or patio, is formed by vertically interlocking tessellated components. One embodiment, termed PORTAPAVE™, achieves this interlocking via an array of uniquely configured two-sectioned pavers. Each paver has a first section of a first shape and a second section of a second shape impressed upon the first section and bonded together. In one embodiment, first sections of pavers in an installed bottom layer form a cavity between them having the same shape as the second section of a paver that is inverted onto the pavers of the bottom layer, thus providing a top layer. Each inverted paver in this top layer is fitted to interlock in that cavity formed between the un-inverted pavers in the bottom layer. Also provided is a method of making the components, e.g., pavers, and a method of installing them.

Abstract: A road mat having a mat body with a first coupling end and a second coupling end. A first locking mechanism is provided at the first coupling end that includes a male coupling member and a female coupling member. A second locking mechanism is provided at the second coupling end that includes a male coupling member and a female coupling member. In one preferred embodiment of the present invention the first locking mechanism is a reciprocating mirror image of the second locking mechanism. The road mat of the present invention may be used in a road mat system that includes at least one prior road mat and at least one successive road mat. The second locking mechanism of the prior road mat is suitable for interlocking with the first locking mechanism of the successive road mat.

Abstract: A fiber reinforced polymer composite deck module is used to form a deck constructed by assembling the deck modules.

Abstract: A pre-fabricated warped pavement slab and a forming system for making the slabs. The forming system includes a plurality of forming sections which can be adjusted so as to form a warped-plane pavement slab. Also disclosed are methods for making the pavement slab and forming system. Also disclosed is a method for installing the warped pavement slab.

Abstract: Interlocking paver system for the use of constructing sidewalks, pathways and decks being formed from a light weight material for easy handling. Joined together by a plastic spline with gripping teeth, which when placed in spline receiver slots on sides of paver, which has a protruding upper edge that surrounds the entire perimeter allowing the pavers to tilt up or down, which allows the pavers to be placed on uneven or unlevel surfaces and prevents pavers from separating and from moving side to side, back and forth, and from settling downward and lifting upward which establishes a stable walking surface that is easy to install or assemble.

Abstract: A interlocking paving unit has a top surface (2) and a plurality of side surfaces (4, 5), with at least one of the side surfaces (4, 5) of the paving unit being provided with at least one substantially vertically extending, substantially asymmetric protrusion (10). The protrusion (10) comprises a first ridge portion (11) and a second portion (12) being spaced apart by an intermediate portion (13). The protrusion (10) is locatable in a complementary recess on an adjacent paving unit, wherein the interengagement between the protrusion and the recess provides interlock between the paving unit and an adjacent paving unit.

Abstract: Aircraft arresting beds constructed of cellular concrete at ends of runways may be subject to damaging effects of jet blast phenomena. Arresting units resistant to such effects are described. A block of compressible material, such as cellular concrete, provides compressive failure characteristics suitable for arresting travel of an aircraft overrunning a runway. Relatively thin frangible material positioned above the block provides a stronger, more damage resistant surface, while still readily fracturing in an arresting incident. Intermediate material, such as a foam layer, positioned under the frangible material may be included to provide a protective cushioning effect by mitigating transmission of external phenomena forces to the block. A fastening configuration at least partially enclosing other portions of the arresting unit provides a stable unified composite, without destroying desired compressive failure characteristics of the unit.

Abstract: A pre-fabricated pavement slab having a binder distribution system and an interconnection system formed for attachment of the bottom surface of the slab, wherein both the binder distribution system and the interconnection system are accessible from the top surface of the slab, such that the binder material may be injected into the binder distribution and interconnection systems from the top surface of the slab.

Abstract: Permeable and elastic pavement blocks comprising waste-polyurethane chips, which use a binder specially developed to secure the binding between an upper polyurethane-chip layer and a lower permeable-concrete layer as well as the binding among the waste-polyurethane chips, resulting in excellent strength and durability, and use recycled polyurethane chips to provide elasticity and permeability suitable for sports activities, walking, and outdoor exercises the like.

Abstract: The invention relates to an artificial stone floor element with a basic shape that corresponds to the combination of a plurality of square basic elements, especially to an angular floor element. The floor element includes projections and recesses along its peripheral sides of the basic element when seen from the center of the respective top face of the basic element is substantially point-symmetric with respect to its mid-point. The inventive floor element is further characterized in that the profile consists of three projections and three recesses.

Abstract: A palisade comprises visible or wall surfaces disposed on opposing sides and intermediate end faces. One of the end faces is provided with a projecting convex head, while the other end face comprises a correspondingly formed concave receptacle for the head. When forming a palisade wall, the head of a palisade can engage in the receptacle of a neighboring palisade such that the head substantially completely fills the receptacle. To be able to bend neighboring palisades relative to one another over a large angle and to increase the design possibilities of a palisade wall, the head and the receptacle are disposed eccentrically on the respective end face and preferably in the corner region between the end face and the associated visible or wall surface.

Abstract: There is disclosed a paving block for use in the construction of a paved surface, which paving block has a top surface, a bottom surface and at least one lateral surface extending between the top and bottom surfaces and abutting in use at least part of a lateral surface of at least one adjacent paving block, wherein a portion of the lateral surface of the paving block adjacent to the top surface is tapered.

Abstract: A pre-fabricated warped pavement slab and a forming system for making the slabs. The forming system includes a plurality of forming sections which can be adjusted so as to form a warped-plane pavement slab. Also disclosed are methods for making the pavement slab and forming system. Also disclosed is a method for installing the warped pavement slab.

Abstract: A floor covering (1) made of an elastically moldable material, in particular from a synthetic rubber, which is provided with a regular arrangement consisting of first projections (3) on the upper side (1a) and with a regular arrangement of second projections (5) on the underside (1b), the projections of the first projections and of the second projections not exhibiting any overlapping area on the plane of the covering and that, on the underside within the projections of the first projections, third projections (7) are provided in each case which have a smaller height vis-à-vis the second projections such that the floor covering only touches a floor with the second projections when it is in an unloaded state, however, when a preset load is exceeded locally, the third projections come in contact with the floor.

Abstract: An interlocking paving stone of rectangular or square shape, the stone having a width W, a length L, and a thickness H. Each side of the stone is provided with at least one pair of alternating tongues and grooves on a bottom part thereof, having a size and shape adapted to receive a corresponding tongue or groove of an adjacent block. The groove has an overall volume greater than the volume of the tongue to facilitate the pouring of joint filling materials. The length of a pair of tongue and groove is equal to a length I, where both W and L are whole multiples of I. Furthermore, the tongues and grooves have a generally truncated pyramidal shape, where the peak of the truncated pyramid lies below the top surface of the block by 40 to 50% of the total height of the stones. The stone according to the present invention provides greater lateral and vertical stability to an assembled pavement.

Abstract: A horizontally level raised terrace floor system for mounting over a non-level or irregular substructure that includes a plurality of spaced apart support pedestals that are fabricated of a heat shearable foam material. Each pedestal is mounted upon the non-horizontally level substructure and the pedestals are heat sheared so that the top surface of each pedestal lies in a common horizontal plane above the substructure. A plurality of flat grates are placed directly upon the pedestals in an edge to edge relationship. A plurality of interlocking paving blocks are laid down over the grates to provide a tight deck over the grates.

Abstract: A pavement system utilizing a plurality of individual pavement segments. The elevation of the individual pavement segments can be adjusted by pumping a flowable material below the pavement segments through preformed ports in the pavement segments.

Abstract: The present invention relates to a multiple layer composite material and to a method for producing the same. Said multiple layer composite material has at least one layer of cement-bound concrete and at least one layer of polymer-bound concrete. The transition between adjacent layers of cement-bound concrete and polymer-bound concrete has at least the material strength of the less stable one of the concrete layers adjoining the transition. The layer of polymer-bound concrete allows the diffusion of water vapor, but does not allow liquid water to penetrate. The multiple layer composite material can be produced completely in an aqueous system.

Abstract: A interlocking paving unit has a top surface (2) and a plurality of side surfaces (4, 5), with at least one of the side surfaces (4, 5) of the paving unit being provided with at least one substantially vertically extending, substantially asymmetric protrusion (10). The protrusion (10) comprises a first ridge portion (11) and a second portion (12) being spaced apart by an intermediate portion (13). The protrusion (10) is locatable in a complementary recess on an adjacent paving unit, wherein the interengagement between the protrusion and the recess provides interlock between the paving unit and an adjacent paving unit.

Abstract: A road-building apparatus for covering a ditch includes a cover and girders having rabbets with projecting edges and flat-lying edges, the cover being placed on the rabbets. The apparatus has, before it is set up, a configuration for installation including one or several bars passing through lower webs of the girders and fixed to the girders and to the cover to maintain in their final configuration, and level adjusting screws in edges of the girders defining a polygon providing stable support.

Abstract: A pavement system may be characterized by different combinations of distributor plates with or without longitudinal and/or cross stiffener frameworks, with all their elements designed in reinforced concrete to meet the requirements of structural capacity derived from its function of transferring vehicular or static loads to the foundation soil.

Abstract: Stone for forming a pavement, characterized in that it has, on one hand, an irregularly or particularly shaped upper portion (3) and, on the other hand, is provided with means (4) which allow to lay such stone (1), together with other, similar stones (1), in a regular manner.

Abstract: Tiles molded of thermoset plastic are provided with structure to retain the tiles in their desired position on an exterior surface of a substrate when subjected to repeated freeze-thaw cycles. The tiles are provided with an array of anchors that extend outwardly from the substrate facing surface of the tiles. The anchors have a stretching portion which will allow for some movement imposed by freezing and thawing conditions and will return to its desired position during warmer conditions. The anchors have substrate engaging portions at their distal ends.

Abstract: A walkway system for providing a non-slip walkway path for users. The walkway system includes a plurality of trays each having bottom and side walls with the trays being embedded in a ground surface; and also includes a plurality of walk-upon cover members being removably and securely locked upon the trays and being disposed upon the ground surface; and further includes a light assembly being disposed upon the trays; and also includes a heating assembly being disposed upon the trays for preventing ice from accumulating upon the walk-upon covers.

Abstract: A pre-fabricated pavement slab having a binder distribution system and an interconnection system formed for attachment of the bottom surface of the slab, wherein both the binder distribution system and the interconnection system are accessible from the top surface of the slab, such that the binder material may be injected into the binder distribution and interconnection systems from the top surface of the slab.

Abstract: A paving block and a paving block assembly include a prism-shaped paving block body having a top surface, a bottom surface disposed opposite the top surface and a first pair of opposing side walls and a second pair of opposing side walls. The first and second pair of opposing side walls are disposed between the top and bottom surfaces with respective ones of the first pair of opposing side walls and the second pair of opposing side walls connected perpendicularly to each other. The top surface has a plurality of longitudinal grooves which are formed therein and extend parallel to each other. Each one of the plurality of grooves has a width substantially equal to each other. The paving block body has at least one projection connected to one of the side walls and positioned between the top and bottom surfaces. The at least one projection projects from the one side wall a distance equal to or substantially equal to the width of the grooves.

Abstract: A pre-cast textured tile system and method for positioning on walkways, crosswalks and other areas of pedestrian traffic for providing direction and warning to visually handicapped persons. The tile may be made for embedding in fresh concrete on a walking surface and have a substantially planar piece with a top surface and a bottom surface, the top surface having a plurality of raised elements and the bottom surface being sterified. A number of the tiles may be aligned so as to easily adapt to a number of different shapes and purposes. The tiles are not interconnected, but rather abut one another with at least one edge being flush to the walking surface.