Abstract: An adjustable pillar includes a foundation structure and a hollow pillar housing. The foundation structure includes vertical rods. The upper ends of the rods are threaded. The lower end of the housing is open. The open base end forms an opening into the lower end of the cavity. The open base end and the lower end of the cavity are sized to receive therein the upper ends of the rods. A base is sized to fit substantially snugly telescopically into the open lower end of the housing. A weight bearing member is mounted inside the lower end of the hollow housing. Apertures in the member mate with the upper ends of the rods.

Abstract: A wind turbine, tower and method for making same are provided. The wind turbine includes a rotor having one or more blades and a rotor radius distance approximately equal to the distance measured from a centerline of the rotor to a tip of one of the blades. The tower has one or more tower sections, including a first tower section having a generally cylindrical or frusto-conical shape. The first tower section has at least one first diameter. A reduced diameter tower section is connected to the first tower section, and has a waist portion with at least one second diameter that is smaller than the first diameter. At least a portion of the reduced diameter tower section having the second diameter is located about one rotor radius distance from the centerline of the rotor, and the reduced diameter section provides increased static clearance to the tip of the blades.

Abstract: A kit of parts for a column assembly includes a sleeve having a first end portion, and a second opposed end portion. The kit further includes a collar having a collar aperture therethrough for receiving the first end portion of the sleeve in sliding fit. The kit further includes a skirt having skirt a first end and a skirt second end opposed to the skirt first end. A skirt aperture extends through the skirt for receiving the first end portion of the sleeve in sliding fit to position the skirt second end is adjacent the collar. A base is positionable adjacent the first end portion. The collar is selectively securable to the either the base or the skirt second end, and the skirt first end is selectively securable to the base, such that the column assembly is selectively assemblable with or without the skirt.

Abstract: A steel structural member is secured to a vertical cast concrete member or wall by a connector system including a fabricated steel receiver embedded within the wall. Embedded anchors are attached to the receiver which has upper and lower front wall portions flush with the concrete wall and define a front opening. A support bracket has a horizontal plate attached to the beam and a vertical plate which fits through the front opening within the receiver. The bracket is attached to the beam which is then elevated, and the vertical plate is inserted through the opening into the receiver. The beam and vertical plate are then shifted downwardly until opposite upper and lower edge portions of the vertical plate are blocked by the front wall portions of the receiver. In the illustrated embodiment, the front opening and vertical plate are generally rectangular with the opening wider than the plate.

Abstract: Generally, the inventive technology relates to the field of bar retention. More specifically, the inventive technology, in embodiments, relates to rebar end portion retainer apparatus and rebar retention methods that may find particular application in, e.g., the reinforced structure construction industry. Particular embodiments of the inventive technology may be intended for the retention (under load, of course) of only one reinforcing bar, with an enlarged flange for anchoring the end of one reinforcing bar, perhaps at an outer surface of, or within, e.g., a concrete slab.

Abstract: A structural building component includes a pultruded member adapted to be used as a structural frame member of a building.

Abstract: A modular construction system includes an elongate construction element. The element has an elongate body including a longitudinal web, defining opposite first and second edges and a longitudinal first centreline, and a longitudinal first flange transverse to the web along the first edge, the elongate body defining opposite first and second ends. At the first end, a first end plate is provided that is orthogonal to the first centreline. Defined through the first end plate are a first hole on the first centreline, a second hole intermediate the first hole and the first edge, and a third hole intermediate the first hole and the second edge. The holes are preferably equispaced. For each of the holes, a cut-out is provided in the web. The cut-out allows insertion of a shaft of a bolt through the hole whilst accommodating the head of the bolt. First and second types of jointing element for coupling a number of elongate construction elements thereto to form a permanent or temporary structure are also described.

Abstract: A modular composite utility pole has a plurality of sections, each with a tapered hollow tube having a plurality of plies, wherein a first end has a larger diameter than a second end, wherein each section is adapted to join at least one adjoining section at a joint wherein the first end of an upper section overlaps the second end of a lower section, the lower section having a ledge proximate to the second end of the lower section, with a fastener passing through the joint via apertures in the sections, and wherein, when the modular composite utility pole is erected, the joint is self-located by the joint features, and wherein substantially all vertical load is transferred between sections via the a surface of the second end of the upper section resting upon the ledge of the lower section. Also disclosed are individual sections and methods of making them.

Abstract: A splice tube assembly and corresponding system for connecting multiple fiber-reinforced polymer rebars include a polymeric tube that is externally covered by a reinforcing layer to control radial expansion of grout within the polymeric tube and of the polymeric tube itself, and the polymeric tube may be internally provided with locking structures for mechanically interlocking with the grout, ensuring that the splice tube assembly functions as a unit for transferring loads from a first rebar, extending from a first end of the polymeric tube, to a second rebar, extending from a second end of the polymeric tube.

Abstract: An assembly of precast concrete units matingly assembled on top of one another to form a whole deck footing, capable of supporting a deck, shed, porch, addition or other structure. The individual units are of manageable weight and can be moved by one person, not unlike a bag of unmixed cement. The units interlock to prevent shifting, separating, frost damage by water infiltration and heaving when placed under ground.

Abstract: A structural support system for a bin structure. The structural support system comprises at least two parallel and spaced apart support columns. Each column has a plurality of inner column sections adjacent to the bin structure and a plurality of outer column sections coupled to the inner column sections. The inner and outer column sections form a closed shape support column configured for transferring vertical loads from an upper area of the bin structure to the foundation. An auxiliary device such as a catwalk or conveyor system may be attached to the top of the support columns. An anchor member may be provided, configured to allow limited movement of the auxiliary structure in relation to the support structure. Associated methods for strengthening the structural support of a bin structure are also provided.

Abstract: The disclosed invention is utilized for mounting a wind turbine and blade assembly on the upper end of a wind turbine tower. The invention generally includes a frame or truss that is pivotally secured to the top bay assembly of the tower. A transverse beam is connected to the frame or truss and extends fore of the tower when the frame or truss is in a first position and generally above the tower when in a second position. When in the first position, a wind turbine or blade assembly can be hoisted to the top of the tower. The wind turbine or blade assembly is then moved into position for mounting to the tower as the frame or truss is pivoted to a second position. When the turbine and blade assembly are secured to the tower, the frame or truss is disconnected from the tower and lowered to the ground.

Abstract: The present invention relates generally to composite fiber-reinforced polymer (FRP) wind tower systems and methods of manufacture. More particularly, the present invention relates to a composite FRP wind tower system including a plurality of tower cells for functional engagement with adjacent tower cells along mating surfaces to form a tower section, each tower cell including a lower end and an upper end for telescopic engagement with a tower cell of an adjacent tower section.

Abstract: A profile arrangement (11) has two coaxially serially disposed sectional girders (12) and having a connecting element (16), the connecting element (16) having a value of its section modulus (Wy1) that differs maximally by 10% from the value of the corresponding section modulus (Wy2) of the sectional girders (12).

Abstract: A method and apparatus for creating a reinforced vertical multi-sided monopole tower for supporting equipment including a multi-sided monopole, a plurality of holes on three equally spaced sides of the multi-sided monopole tower and tower reinforcement apparatus mounted to the holes. The tower reinforcement apparatus includes bolts supporting a first flat bar and a second flat bar on each side of the tower. The upper end of the first flat bar abuts a lower end of the second bar and a plate is bolted over adjacent ends connecting the first and second flat bar such that the first and second flat bars are sandwiched between the plate and a side of the perimeter of the monopole.

Abstract: Systems and methods for assembling multi-piece structural components, such as architectural columns, capitals, and bases, are disclosed. In one embodiment a column assembly is disclosed, comprising a first column portion and a second column portion. The first column portion includes a flange having a first keyed surface on which predetermined surface features are defined. The second column portion includes a second keyed surface that is configured to engage the first keyed surface. The second keyed surface includes a keying material having surface features that intermesh with the predetermined surface feature such that the first and second column portions are desirably aligned when mated. The surfaces features of the second keyed surface are defined in the keying material as a result of compressive engagement between the keying material and the predetermined surface features of the first keyed surface when the column portions are mated.

Abstract: A joining structure, having a sleeve having a first end, a second end, and at least first side; at least one spacer; wherein the sleeve connects a first mullion from the first end of the sleeve and connects a second mullion from the second end of the sleeve; wherein the sleeve extends longitudinally within the first and the second mullions; wherein the at least one spacer extends longitudinally along the length of the at least first side of the sleeve and is situated between an external surface of the at least first side of the sleeve and an internal surface of at least first wall of the first mullion and an internal surface of at least first wall of the second mullion; and wherein the at least one spacer prevents direct mating between the at least first side of the sleeve and the at least first wall of the first mullion and the at least first wall of the second mullion.

Abstract: The invention relates to a modular construction system for tall structures, characterized by prefinished rectangular floor plates or cover plates and pillars or posts which can be disposed and/or attached at the plate corners in each case between one floor plate and one cover plate.

Abstract: A device 60 for fixing together first and second side-by-side beams of a kind having first and second spaced apart flanges connected by a web. The device 60 comprises a member 62 having first and second opposing ends 64, 66 and is configured to extend from a first flange to a second flange of the beams. The device further comprises at least one portion 68, 70 extending laterally of each of said first and second opposing ends with the at least one portion at the first opposing end being configured to be fixed to an outer surface of the first flange of the first beam and the at least one portion at the second opposing end being configured to be fixed to an outer surface of the second flange of the second beam.

Abstract: In order to transport large size windmill towers, the invention suggests a steel tower (1) for a windmill, comprising a number of cylindrical or tapered tower sections (2), at least the wider sections (2) of which being subdivided into two or more elongated shell segments (3), which combine into a complete tower section (2) by means of vertical flanges (6) tightened together, e.g., by bolts (10), said shells being also provided with upper and lower horizontal flanges (4), respectively, to allow interconnection of tower sections (2) one on top of the other.

Abstract: A main beam of a container semi-trailer provided with the joint, and the connecting method thereof. The joint is used to connect a main beam and has a first connecting plate connected to the main beam; a second and a third connecting plate secured to the same side of the first connecting plate and spaced apart to each other; and a fourth connecting plate slantingly connected between the second and third connecting plates.

Abstract: A composite beam chord is between first and second reinforcement plates. The beam chord includes a first ply of reinforcing fibers with a fiber orientation of +? degrees with respect to a longitudinal axis of the beam chord and a second ply of reinforcing fibers with a fiber orientation of ?? degrees with respect to the longitudinal axis. The angle ? is between 2 and 12 degrees for suppression or delay of ply splitting.

Abstract: An I-beam (10) comprises a first D-shaped flange (20) and a second D-shaped flange (60) connected by a web (100). Each flange includes a planar segment (30,70) and a curved segment (40,80). A lip (50,90) depends from the planar segment (30,70) of each flange (20,60) and is adapted to be attached to the web (100). The curved segment (40,70) of each flange (20,60) includes an outer surface (42,82) and an outer surface (44,84). The outer surface (42,82) is serrated to grip a wall panel or other structure attached to the flange (20,80) and the inner surface includes ridges (46,86) to strengthen the flange (20,60).

Abstract: Prefabricated modular tower of the kind used as a support for wind generators and other applications uses reduced-thickness prefabricated elements which are reinforced with an internal structure of horizontal and vertical stiffeners, preferably made of reinforced concrete. The elements are tensioned both horizontally and vertically by flexible metal cables. The main advantages of the invention are that it enables fast construction of very high towers using a limited number of elements. The elements are not heavy and are easy to transport, all of which leads to savings in manufacturing, transport and installation costs.

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 building includes a connection between an engineered wood load bearing element of the building such as a column, beam, or load bearing panel, and another load bearing element or a foundation of the building. At least one tendon ties the load bearing elements or the load bearing element and the foundation together. One or more energy dissipaters, replacably connected between the load bearing element and/or the foundation, absorb energy when a loading event causes relative movement of the connection. The engineered wood element maybe a laminated veneer lumber element, a parallel strand lumber element, or a glue laminated timber element, for example. Typically all of the load bearing elements of the building will be engineered wood elements. The building may be single or multi-storey. The building system enables lightweight low cost buildings, with energy dissipaters which may be replaced after extreme loading.

Abstract: A hybrid metal pole includes a substantially circular cross-section thin-walled base portion, a multi-sided upper portion, and a multi-sided transition portion.

Abstract: The present invention is directed to a brace apparatus having a core member configured to absorb energy generated by seismic or other forces by undergoing plastic deformation. A buckling restraining assembly is included for maintaining the structural integrity of the brace after the core member has undergone plastic deformation. The buckling restraining assembly includes one or more bearings is located proximal the core member. The bearings are adapted to minimize friction between the core member and the buckling restraining apparatus. An air gap is positioned between the core member and the one or more bearings of the buckling restraining apparatus are adapted to prevent bonding of the core member and buckling restraining assembly. Projections are included in the core member of the brace apparatus to minimize movement of the middle portion of the core member relative to the buckling restraining assembly.

Abstract: A quick-connect system for connecting two or more sections of wireway in generally longitudinal alignment along an X-axis. The system involves the a series of screws in the bottom and side walls of a generally U-shaped connector receivable in corresponding slots in the bottom and side walls of the two wireway sections. In one embodiment, the bottom wall slots are closed-ended slots and the side wall slots are open-end slots extending in from respective end edges of the wireway sections. The side walls slots are configured such that they have longitudinal centerlines having X-axis and Y-axis components.

Abstract: The present invention is directed toward a track assembly comprising two nested tracks, an inner track and outer track. The assembly is designed so that the outside width of the outer track is equal to or less than the outside width of the inner track to present a substantially flush external surface for attachment of exterior sheathing elements when the assembly is used in an external wall. The system may further comprise a strap or series of engaging surfaces on the inner and outer tracks that generally restrain the inner track relative to the outer track.

Abstract: The invention concerns a method of erecting a pylon of prestressed concrete finished parts and an apparatus for advantageously carrying out the method. In order to at least reduce the problems present in the state of the art when erecting a pylon, there is provided a funnel-shaped apparatus 8 for guiding a tensioning wire, the smaller cross-section 11 thereof being substantially the same as that of the jacket tube 7. There is further provided a seal 20 for producing a pressure-tight transition between two mutually superposed segments 4, 6, wherein the height of the seal 20 substantially corresponds to the intended spacing of the segments. Also provided is a prestressed concrete finished part 4, 6 in which the apparatus 8 according to the invention is integrated. Finally there is provided a method in which epoxy resin is used as a composite joining material 34 between two segments.

Abstract: A process for the production of a hollow structural column or rod in polymers includes the steps of assembling two or more elongated modules, each one provided with male-female truncated cone-shaped terminal parts. The inner surface of the ‘female’ terminal part has a taper angle that is identical to the taper angle of the outer surface of the ‘male’ terminal part. The process also includes the following steps: aligning the hollow modules; preparing the male and female terminal parts for adhesive bonding and insertion in the terminal part of the adjacent, aligned module; applying, preferably at the ends, an axial compression device, so that on compression of the ends of the rod made up of the modules, each external male tapering surface adheres to and exerts a suitable pressure on the internal female tapering surface of the adjacent module; and curing the adhesive.

Abstract: Methods and apparatus for coupling adjacent concrete panels increase the tolerance for setting. Connections members are placed in at least one of the adjacent concrete panels. In one embodiment a first connection member is placed in a first panel and a second connection member is placed in a second panel. A plate is placed over the first and second connection member. Fasteners are inserted through the plate and into each connection member to secure the adjacent panels together. In a second embodiment a rotatable connection member is placed in a first panel. The rotatable connection member includes a first rod rotatably coupled to a second rod. The second panel is placed on the first panel. The connection member is rotated from its first position to its second position and is secured to the second panel. The connection members may be cast in the panels during production.

Abstract: A pre-stressed segmented concrete tower for wind power generators is described, and a method for its fabrication, wherein in a pyramidal structure is formed by prefabricated segments, the structure comprising three rounded walls formed with semi-circular segments, and three flat walls, formed with flat segments between the semi-circular walls. One standard curved mold is used for the semi-circular walls, and the flat walls are fabricated horizontally, over templates.

Abstract: A wind turbine installation monitoring device, for detecting relative movement between two adjacent components of a wind turbine installation is provided. The device comprises a deformable member together with a securing device. The securing device is configured to enable the device to be connectable to a wind turbine installation, in use. The deformable member is located across an interface between the adjacent components of a wind turbine installation. Further, a detection device is provided and configured to detect deflection of the deformable member and thereby to detect relative movement between the two components.

Abstract: A breakaway sign support system that is useful for supporting ground mounted signs located within zones that are vulnerable to vehicular impacts. A bracket assembly containing a combination of mounting plates and reinforcement plates bolted together is used to attach a sign post to a sign stub. The sign support system can be fabricated in the field without having to send measurements to a fabricator. The bracket assembly keeps the sign post stable but also allows for a clean break away upon impact.

Abstract: A main tee with separate clips affixed on its ends for splicing the tee with identical tees in end-to-end butt joints. The tee and clip form a pocket for receiving the projecting end of an opposing clip with a uniform low insertion force. The clip is self-aligning with the pocket and when interconnected the clips precisely align the coupled tees both vertically and horizontally. The clips, formed of relatively strong material, have mutually engageable locking surfaces that ensure a strong joint.

Abstract: To avoid the rotation of a sleeve, providing an enhanced joint force. A reinforcing bar joint 1 according to the present invention includes an elliptic-sectioned sleeve 2, a load transfer rod 3 to be inserted through the sleeve, and wedging means 4. The sleeve 2 is configured so that end portions of reinforcing bars 5a, 5b can be inserted into openings 6a, 6b formed in respective ends of the sleeve 2 so that the reinforcing bars are arranged in series along an identical line. The load transfer rod 3 can also be inserted therethrough in parallel with the end portions of the reinforcing bars 5a, 5b which are inserted into the sleeve 2.

Abstract: An apparatus for inline base termination of a monopole structure includes an upper base plate configured to be joined to a bottom end of a monopole, a lower base plate including a plurality of bolt holes, and a plurality of web plates connecting the upper and lower base plates, such that a virtual projection of the monopole through the lower base plate intersects the plurality of bolt holes. Another inline base termination apparatus includes a hollow monopole with outer shell, a base plate having a plurality of bolt holes formed therein in a circular pattern and evenly circumferentially spaced, and a plurality of web plates, each of which has a longitudinal slot configured to receive the monopole and is joined to the base plate between two adjacent bolt holes, such that a virtual projection of the hollow monopole through the base plate intersects the plurality of bolt holes.

Abstract: A beam comprised of sub-components capable of extending or contracting in overall length is provided. The beam consists of a twin-beam structure that provides travel support for two end beam components that are movable with respect to one another to extend or contract the length of the resulting variable length beam. Extension or contraction of the variable length beam can be accomplished manually or, in a preferred embodiment, by means of a screw drive. The variable length beams facilitate the fabrication of reusable, adjustable width deck-forming panels used in the construction of cast-in-place bridge deck slabs supported by parallel structural beams.

Abstract: An improved stackable square tubular column assembly and method of assembly for multi-floor steel-framed buildings in which hollow columns for vertically adjacent floors are joined by a coupler having beam connectors extending outwardly therefrom so that the coupler supports the floor load in shear. The core of the assembly is the coupler having a flat plate extending through horizontal slots in opposing walls of the coupler that divides the coupler into two compartments, each compartment telescopingly receiving the end of a single floor column so that the column load of the upper column is uniformly distributed in compression over the walls of the lower column through the plate.

Abstract: A composite concrete column comprising: upper and lower concrete column portions extending in the lengthwise direction and having an exposed portion between the upper and lower concrete column portions; and an H-beam connected between the upper and lower concrete column portions to be exposed at the exposed portion; and wherein the H-beam has a plurality of holes through which reinforcement bars for slab pass.

Abstract: A building framework includes plural column assemblies interconnected by plural full-length beam assemblies, with the union of the column assemblies and beam assemblies forming beam-to-column joint assemblies according to this invention. The column assemblies include pairs of side plates spanning the column members of the column assemblies and projecting toward another column assembly of the plurality of such column assemblies. The full-length beam assemblies include beam members for being received between column assemblies to be interconnected and defining an end gap with respect to each column member. Additionally, the full-length beam assemblies include at each opposite end portion thereof a pair of cover plates, including an upper cover plate and a lower cover plate, which cover plates are sized and configured to be united with the side plates of a column assembly, as by welding applied at a construction site.

Abstract: A splice assembly and corresponding system for connecting multiple fiber-reinforced polymer rebars include a polymeric tube that is externally covered by a reinforcing layer to control radial expansion of grout within the polymeric tube and of the polymeric tube itself, and the polymeric tube may be internally provided with locking structures for mechanically interlocking with the grout, ensuring that the splice assembly functions as a unit for transferring loads from a first rebar, extending from a first end of the polymeric tube, to a second rebar, extending from a second end of the polymeric tube.

Abstract: An article as disclosed herein comprises a steel comprising carbon in an amount greater than 0.18 weight percent and less than or equal to 0.23 weight percent by ladle analysis, wherein a test article consisting of the steel has a low temperature Charpy V-notch toughness of greater than or equal to 54 Joules when measured at ?40° C. according to ASTM E23-01, and wherein a test article consisting of the steel further meets the other test requirements for S355NL steel according to European Norm EN 10 113-2:1993. In an embodiment, the article is a flange for a wind tower, and is suitable for use under extremely cold operating conditions (to ?30° C.). A method for forming the flange is also disclosed.

Abstract: An apparatus, method and system for covering and protecting substantially tall poles. The apparatus includes a covering layer positionable over at least a portion of the exterior of a pole. The covering layer is non-corrosive and preferably impact and tear resistant. In one aspect of the invention, the covering layer is a sheet of material dimensioned to wrap around a corresponding part of the pole. A bracket can be used to secure the opposite adjacent edges of the wrap. Hardware can be used to secure the wrap from longitudinal movement along the pole. The wrap can be colored, textured, or patterned.

Abstract: A building system comprising rectangular strips, that can be attached to each other using tabs and notches. The building system uses software to simulate and print the models. The software manipulates similar rectangular strips. The surface of the rectangular strips, of the building system as well as the software, comprises a plurality of folding lines, regularly distributed over that entire surface. Each strip can be folded along these folding lines to become a curved surface in space. Several curved strips can be attached to each other to form a 3D-model, both physically with the building system as well as virtually with the software. The software can be used to print the model with an digital image. In particular one can deform an ordinary photo to a realistic 3D-image.

Abstract: An apparatus for inline base termination of a monopole structure includes an upper base plate configured to be joined to a bottom end of a monopole, a lower base plate including a plurality of bolt holes, and a plurality of web plates connecting the upper and lower base plates, such that a virtual projection of the monopole through the lower base plate intersects the plurality of bolt holes. Another inline base termination apparatus includes a hollow monopole with outer shell, a base plate having a plurality of bolt holes formed therein in a circular pattern and evenly circumferentially spaced, and a plurality of web plates, each of which has a longitudinal slot configured to receive the monopole and is joined to the base plate between two adjacent bolt holes, such that a virtual projection of the hollow monopole through the base plate intersects the plurality of bolt holes.

Abstract: A modularized bamboo frame member set is disclosed in which bamboo poles are cut into straight bamboo strip elements and then the bamboo strip elements are processed into straight, -shaped, L-shaped, smoothly curved and spirally curved bamboo rod members through a compression molding press so that the straight, -shaped, L-shaped, smoothly curved and spirally curved bamboo rod members are selectively used and connected end-to-end to construct three-dimensional bamboo frame members for making bamboo baskets, racks, shelves and the like.

Abstract: A modular frame connection is formed by abutting a front camming surface of a front camming end of a front fastening plate against a rear camming surface of a rear camming end of a rear fastening plate while a front pierced end of the front fastening plate and rear pierced end of the rear fastening plate are separated, inserting the front and rear camming ends between a front and rear flanges of a post or beam, rotating the front pierced end toward the rear pierced end until a front finger surface of the front camming end is disposed insertably between a front lip of the front flange and a web of the post or beam and abutably to the front flange and a front abutment surface substantially orthogonal to the front fastening plate is disposed abutably to the web, rotating the rear pierced end toward the front pierced end until a rear finger surface of the rear camming end is disposed insertably between a rear lip of the rear flange and the web of the post or beam and abutably to the rear flange and a rear abutmen