Abstract: The present invention provides a reinforcing structure and method for reinforcing valve towers, mainly aiming at valve towers with three or more layers, wherein the four corners of the side face of each layer of a valve section of the valve tower are provided with connecting flanges, and connecting rods are used for connecting the corresponding connecting flanges of adjacent valve towers of the same bridge arm to realize lateral reinforcing. The connection modes of lateral reinforcing mainly include horizontal connection, interleaving connection and cross-layer connection. The invention provides various reinforcing solutions for flexible DC valve towers in the environment of long-term turbulence and strong vibrations, the reinforcing structure is simple and effective, high in reliability and operability, and easy to disassemble, and the stability and safety of the valve towers during transportation and operation are enhanced.

Abstract: A shield system for an electric power transmission tower includes a plurality of panels configured to be secured to a cross-arm structure of the tower in adjacent, end-to-end arrangement so as to overlie insulators supported by the tower and prevent excrement from birds nesting and/or congregating on the tower from contacting and accumulating on the insulators. Each panel has opposite ends and opposite lateral edges extending between the opposite ends. A plurality of spaced-apart apertures are formed in each panel adjacent each of the lateral edges and at least one of the ends, and each aperture is configured to receive a respective fastener therethrough for securing the panel to the cross-arm structure. Each panel has a shape that generally conforms to a shape of a portion of the cross-arm structure to which the panel is secured.

Abstract: A method for installing a wind turbine comprises establishing a substructure, the substructure comprising at least one pile extending upwards and the at least one pile being part of a primary structure of the substructure, establishing a support of a secondary structure on the at least one pile, mounting of fittings to the secondary structure, the mounting of the fittings to the secondary structure preferably being established by welding or bolting, and not mounting fittings to at least one of the at least one pile being part of the primary structure. A method may alternatively comprise mounting a wind turbine tower to the at least one pile being part of the primary structure, and the secondary structure constituting an intermediate structure between the at least one pile and the wind turbine tower.

Abstract: A tower construction for a wind turbine is proposed. The tower construction has a number of axially disposed hollow cylindrical tower sections. Each of the axially disposed hollow cylindrical tower sections has a number of circumferentially disposed first tower section segments and a number of circumferentially disposed second tower section segments. The first tower section segments and the second tower section segments are alternated with each other.

Abstract: A support assembly includes a first member, a second member spaced apart from the first member, a third member securing the first and second members together, and a fourth member extending between the first and second members. The fourth member forces the first and second members apart to provide a tensile force in the third member and a compressive force in the fourth member, thereby stabilizing the support.

Abstract: Embodiments provide apparatus for supporting at least one utility cable for spanning above ground, the apparatus comprising a centrifugally cast prestressed concrete pole, a structural adapter, and a cable support structure including an open lattice frame.

Abstract: A wind power plant tower having a multiplicity of tower segments which are arranged one on top of the other and enclose an interior tower space, and at least two system components from the group of a conductor, a lighting and a climbing device for operating personnel arranged in the tower inner space. Segments for the system components are structurally combined with a beam to form a separate supply module spanning a number of tower segments. The laborious assembly of the system components can thus be carried out at ground level, and only the supply module thus completed, which spans a number of segments, is then mounted in the tower. This obviates the need for a considerable amount of work in the form of hazardous working in the tower.

Abstract: One of the major structural components in a space frame tower is the tower leg. A novel and nonobvious tower leg structure is provided which provides significant advantages and benefits over previously available structures.

Abstract: The disclosure describes, in part, apparatuses and methods for installing structures (e.g., foundations, footings, anchors, abutments, etc.) at work sites, such as difficult-access work sites. In some instances, a rotating drill assembly is assembled over a target location in order to excavate a radial array of batter-angled shafts associated with the target location in preparation for the installation of a radial array of micropiles. An operator utilizes the rotating drill in combination with a foundation pile schedule/decision matrix to design and install the radial array of batter-angled micropiles. This disclosure also describes techniques for designing, fabricating and installing structural caps to be coupled to the installed radial array batter angled micropiles. These structural caps are lightweight and, thus, more portable to difficult-access sites where they are coupled to the micropiles forming a foundation for structure to be installed at the difficult-access site.

Abstract: This invention relates to metallic towers or the like utilized for electric power transmission lines, telecommunications, wind energy generators and other applications. The standard sections used in lattice towers of the prior art have structural and aerodynamic deficiencies. To overcome the drawbacks and problems the prior art one aspect of the present invention is directed to a metallic tower comprising lattice members with a channel section, wherein the length of the channel web is smaller than the length of the channel legs.

Abstract: Pultruded and/or extruded lighting, mounting and climbing structures. The lighting structures comprise plural pullwound pultruded cylindrical structures and a mounting structure. The lighting structures also include plural types of climbing components.

Abstract: A utility pole comprises a hollow elongate body (1) formed from a composite material including reinforcing fibres embedded in a matrix material and an energy-absorbing region comprising at least one elongate weakened zone (2, 4, 12) formed in the hollow elongate body (1), the at least one weakened zone promoting delamination of the fibres and the matrix material if a vehicle strikes the utility pole.

Abstract: The invention relates to a wind turbine including a foundation and a tower positioned on the foundation where the tower includes more than one modules, where the modules each include a separate strengthening structure defining the outer edges of the module and wind turbine equipment, and where the more than one module are positioned substantially vertically on top of each other in an upright position within the tower. The modules are connected directly and/or indirectly through the strengthening structure, to the foundation. The invention further relates to a method for assembling a wind turbine at a wind turbine site and a method for handling more than one wind turbine modules.

Abstract: An integrated mounting pole system for communication and surveillance infrastructures includes a plurality of stackable sections, which are rotationally attached to a system cabinet of the system and one another. The sections include arms supporting antennas, video cameras, and other functional devices. A conduit and/or wiring raceway thereof coupling electronic equipment disposed in the system cabinet and the functional devices propagates through interior of the sections and the arms. The system may be disposed on a trailer and may include an autonomous source of electric power.

Abstract: A structural member and method with an improved arm connection is provided that allows quick connection of an arm to the structural member. Pins are inserted through aligned apertures in first and second thru-vangs, as well as an abutting arm bracket. A flexible securement member is inserted through an aperture in the pins that is transverse to the pins. Last, an arm is secured to the arm bracket for support of electrical conductors strung thereon.

Abstract: Disclosed is a power transmission tower, which includes a tower body; first through sixth main insulation arms connected by one end thereof to the tower body with an angle with the tower body, respectively, and arranged radially and symmetrically about the tower body in a longitudinal direction; and first through eighth auxiliary insulation arms for selectively connecting the other end of the first through sixth main insulation arms and the tower body so that each of the auxiliary insulation arms constitutes each side of an octagon. Since the insulation arms are octagonally arranged, it is possible to reinforce a mechanical strength and enhance electric properties of the tower.

Abstract: A method of assembling a wind turbine tower is provided, wherein the method includes providing a plurality of tower members having a top end and a bottom end, and coupling the bottom end of a first tower member to the top end of a second tower member such that the bottom end of the first tower member is interlocked within at least a portion of the top end of the second tower member. The method also includes coupling at least one support member to each of the plurality of tower members.

Abstract: A steel tower for a wind turbine with a plurality of segments arranged above each other is provided. The segments include steel having different qualities. The quality of the steel is determined by a yield limit of the steel.

Abstract: A pultruded utility structure is presented. The pultruded utility structure are pultruded or extruded in a pre-determined shape, in plural colors, is environmentally safe, aesthetic pleasing and resistant to damage from weather, animals, insects and resistant to corrosion. The pultruded utility structure includes utility pole, a lighting pole, a structural support, an architectural design element (interior or exterior), a marine dock element or a fencing element, etc.

Abstract: An existing vertical monopole tower is reinforced by a plurality of vertically extending metal reinforcing members in the form of elongated channel members or angle plate members or ribbed plate members. The reinforcing members have longitudinally spaced holes which align with vertically spaced holes in the tower wall, and blind fasteners extend through the aligned holes to secure the reinforcing members to the tower. The fasteners provide for transferring only tensile forces or tensile and shear forces to the reinforcing members. Vertically aligned reinforcing members have adjacent end portions spliced together by splice plates and blind fasteners, and the splice plates are fastened to the web portions of the channel members or the ribs of the rib plate members or the wing portions of the angle plate members. Shear plates and pin assemblies may also be used to transfer shear forces and in splicing vertically aligned reinforcing members.

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 structural member and method with an improved arm connection is provided that allows quick connection of an arm to the structural member. Pins are inserted through aligned apertures in first and second thru-vangs, as well as an abutting arm bracket. A flexible securement member is inserted through an aperture in the pins that is transverse to the pins. Last, an arm is secured to the arm bracket for support of electrical conductors strung thereon.

Abstract: The invention relates to a wind-power unit having a turbine having a vertical turbine shaft (3), an electrical generator (6) connected to the turbine and a vertical hollow supporting pillar (2) supporting the turbine. According to the invention the material of the supporting pillar is in all essentials wood. The invention also relates to a supporting pillar for such a wind-power unit, an electric mains connected to the wind-power unit, a use of the wind-power unit and a method for the manufacture of such a supporting pillar.

Abstract: A flagpole assembly comprising a flagpole body having an aperture disposed in the side thereof, one or two internal fastening plates, disposed within the flagpole body, an external fastening plate and door assembly and a set of threaded fasteners securing the flagpole assembly together. A cleat or winch mount may be secured to the internal fastening plate, having a winch secured thereto for securement of a flag halyard inside the flagpole body.

Abstract: A structural member and method with an improved arm connection is provided that allows quick connection of an arm to the structural member. Bolts are inserted through aligned apertures in first and second thru-vangs, as well as an abutting arm bracket. A securement member is inserted through an aperture in the bolts that is transverse to the bolts. Last, an arm is secured to the arm bracket for support of electrical conductors strung thereon.

Abstract: A system for reinforcing a tower is disclosed. The system includes a number of vertically elongated primary support risers. Each riser is attached to the tower at a series of spaced apart locations.

Abstract: A multi-trunk antenna structure that includes a main trunk and a plurality of upper trunks. The upper trunks extend upwardly at a desired angle from the main trunk and provide a desired girth of the structure near the top. A plurality of antennas are attached to desired upper trunks at a desired height above ground level. The antennas can be adjusted to a desire azimuth. The antenna structure can include branches so that it resembles a Eucalyptus tree, an Oak tree, or other type of tree. The trunks of the structure can provide raceways for antenna cabling.

Abstract: A fitting is provided for use in retaining a plurality of accessory members to a vertical modular structural unit of a telecommunications tower or electricity pylon. The unit has a plurality of vertical sides wherein each side has at least one side aperture. The fitting has a body; a body plate attached to the body and so-shaped as to be cooperable with a side of the unit and receivable in intimate engagement within the side aperture; attachments by which the fitting is attachable to the structure and the body plate is retained thereto receivable within the side aperture by retaining bolts; the body having at least one accessory, such as a guy rope, insulator, dish and platform-receiving aperture for retaining the accessory to the body. The shape of the apertures in each unit side which is complimentary with the body plate, provides a lighter, stronger and more efficacious modular unit and tower.

Abstract: A flagpole assembly comprising a flagpole body having an aperture disposed in the side thereof, one or two internal fastening plates, disposed within the flagpole body, an external fastening plate and door assembly and a set of threaded fasteners securing the flagpole assembly together. A cleat or winch mount may be secured to the internal fastening plate, having a winch secured thereto for securement of a flag halyard inside the flagpole body.

Abstract: A method and apparatus is provided for replacing a pole in an electrical utility support structure while the supported electrical wires remain energized. The method comprises erecting a replacement pole adjacent to a pole to be replaced, and providing a pivotable support arm on the replacement pole so that it will be engageable with the cross arm support carrying the electrical wires of the utility support structure. The support arm is adapted to lift and support the cross arm, whereupon the replaced pole may be disengaged from the cross arm and removed. A guy wire provides support for maintaining the load weight of the cross arm laterally on the replacement pole. The guy wire helps to transfer the supported load centrally on the replacement pole to prevent the supported weight from causing the replacement pole to lean. Mounting brackets are provided for attachment to the replacement pole which provide a base for connection and pivoting of the support arm.

Abstract: A brace arm for connection to a crossarm of a utility pole. The brace arm includes an elongated wooden strut having a pole bracket at one end and a crossarm bracket at the other end thereof. Each of the brackets are injection molded of plastic or other polymeric material to the end of the strut. The injection molding of the brackets to the ends of the strut causes the brackets to be firmly fixed to the strut. Each end of the strut includes a passage therethrough for receipt of mold material during the injection molding process, and each bracket includes a finger of material which extends into the passage in each end of the strut.

Abstract: A guyed tower is used to support wireless communication equipment and/or other types of loads. The guyed tower is fixedly attached to a foundation, and a pole tower is erected within a middle region of the guyed tower. This pole tower is also fixedly attached to the foundation. The pole tower supports the guyed tower by absorbing bending moments that are applied to the guyed tower. Thus, the presence of the pole tower within the middle region of the guyed tower enables the guyed tower to support additional wireless transmission equipment and/or other types of loads.

Abstract: A utility line support beam resists compressive forces while preventing moisture from entering the interior of the beam. A reinforcing member is placed within the interior of the beam. The reinforcing member is positioned to absorb any compressive forces resulting from either mounting the beam on a utility pole or mounting other structures to the beam. The beam is sealed to prevent moisture from entering.

Abstract: A tower and a method of constructing a tower. The tower has three first support members which are made up of sections. Each section has an outside leg and two inside legs, laced together in a triangular cross section. The upper end of each inside leg is attached to the upper end of one of the other inside legs. Sections are joined together to form support members. Second support members are joined on top of the first support members. The desired height of the tower is achieved by adding other support members on top of the second support members. The last member to be placed on top is the upper member. An upper member, having three legs, laced together to form a triangular cross section, is erected on top of the support members, so that the legs of the upper member extend upward from the outside legs of the support members.

Abstract: There is provided a roof safety system for facilitating a unencumbered lateral movement of a user's safety tether line along a length of a roof truss. The system comprises first and second elongated anchor members that are respectively positioned at first and second locations along the length of the roof truss. Moreover, a tension line is engaged to the first and second elongated members to extend therebetween and is further slidably connectable by the user's safety tether line. By doing so, the tension line facilitates the unencumbered lateral movement of the user's safety tether line between the first and second positions along the length of the roof truss.

Abstract: An antenna support for a power transmission tower having a vertically disposed mast extending upwardly through the tower with the antenna support being mounted on the upper end of the mast. The weight of antenna support is transferred to the legs of the tower rather than to the mast through the use of support bracing extending between the elongated pipe and the tower. An antenna platform is mounted on the upper end of the mast with the weight thereof being supported by the elongated pipe. The platform is comprised of three triangular-shaped platform sections having mounting rings at the inner ends thereof which are slipped over the upper end of the mast with the lowermost mounting ring resting upon the upper end of the elongated pipe. The antenna support may be mounted on a cellular transmitting/receiving tower or on a guy-wired mast.

Abstract: A foldable member in the shape of a tube with at least one predetermined hinge area along the length of the tube and opposing sets of elongated slots in the tube at the hinge area thereof forming separated longitudinal strips of tube material between the slots which fold when subjected to localized buckling forces, each slot of each set of elongated slots separated longitudinally along the length of the tube from each adjacent slot by a bridge element of tube material. A collapsible structure constructed of such foldable members.

Abstract: A tubular tapered composite pole for supporting utility lines and a method for making the same. The pole is formed from a plurality of elongated panels made of pultruded composite material having a height H1 in the range of 30 feet-120 feet. An interlocking structural groove is formed on one of the side edges of the panel during the pultrusion process. The other side edge of the panel is formed by a biased angle cut from the bottom edge of the panel to its top edge to give it a generally trapezoidal shape. A tongue shaped interlocking structure is machined along the length of the angularly cut side edge. The panels have a length L1 along their bottom edge in the range of 6″-24″ and a length L2 along their top edges in the range of 3″-16″. The respective tongue and groove structure along the side edges of the panels is interlocked together to form a closed loop extending from their top edges to their bottom edges to form the tubular tapered pole.

Abstract: An arrangement of camouflage for support towers of telecommunications antennas or similar structures, including troncoconical, cylindrical, polygonal or similar shaped bodies, attached to the ground through an anchor plate and equipped with an opening in the lower part for the inlet or outlet of cables communicating with an underground conduit. If weatherproof equipment is used, it would be done through an aerial conduit, the bodies being coated with a plastic coating that has on the outside the form of tree bark, secured by adhesive. The support is capable of being formed by parts encased among themselves or welded together, extensions being attached on the upper part on which main artificial branches are attached, and over them, secondary artificial branches and further a body section that is provided with main artificial branches, and over them secondary artificial branches. Antennas attached over suitable supports will be installed on the top section.