Class / Patent application number | Description | Number of patent applications / Date published |
405124000 | Culvert | 18 |
20090214297 | REINFORCEMENT RIB AND OVERHEAD STRUCTURE INCORPORATING THE SAME - A reinforcement rib for an overhead structure comprises a pair of sidewalls and a top wall that bridges one end of each sidewall. A lower flange extends outwardly from an opposite end of each sidewall. Each lower flange is adapted to be secured to the overhead structure. | 08-27-2009 |
20140161534 | FIBER-REINFORCED CONCRETE AND COMPOSITIONS FOR FORMING CONCRETE - Fiber-reinforced compositions for forming concrete are disclosed. A fiber-reinforced dry-cast cementitious composition includes a cementitious component, aggregate, and at least one reinforcing component selected from the group consisting of metal fibers, synthetic fibers, and rubber pieces. A fiber-reinforced non-cementitious composition includes a pozzolanic component, aggregate, and at least one reinforcing component selected from the group consisting of metal fibers, synthetic fibers, and rubber pieces. The composition excludes any cementitious component. Fiber-reinforced concrete structures obtained by hardening the above-described compositions are also disclosed. | 06-12-2014 |
20140241805 | CONCRETE BRIDGE SYSTEM AND RELATED METHODS - A concrete culvert assembly is provided. Multiple culver units form multiple side-by-side channels. One or more of the side-by-side channels have an interior side that is substantially vertical and an exterior side that is outwardly angled from top to bottom. | 08-28-2014 |
405125000 | Terminal or head | 8 |
20090279954 | DEBRIS AND SEDIMENT REDUCTION APPARATUS FOR WATER DRAINAGE SYSTEMS - Debris and sediment reduction apparatus and method is provided. The apparatus and method include the insertion of a support member into a culvert or drainage pipe with a portion of the support member extending from the intake end of the culvert. A debris cap comprising a plurality of apertures is selectively placed on and secured to the support member. Fluid entering the culvert is filtered via the debris cap. The support member includes optional tabs to maintain a portion of the support member to the exterior of the pipe wherein the debris cap fits over the portion of the support member located to the exterior of the culvert. In one embodiment, the debris cap further comprises upper and lower portions wherein the apertures of the upper and lower portions are distinctly sized with the apertures of the lower portion being smaller than the apertures of the upper portion. | 11-12-2009 |
20100260550 | Beaver be gone - A support that prevents beavers and other animals from constructing dams which block culverts associated with ponds and streams. The support includes a rectangular floating device covered with solar electrically charged mesh wire. The support is anchored so as to be able to rise and fall as the level of the waters rise and fall. | 10-14-2010 |
20110206461 | CULVERT END - The present invention provides for a culvert end, wherein the culvert end is structurally weakened to allow partial collapse of an upper section of the end on impact loading. The culvert end aims to decrease the severity of motor vehicle accidents wherein the culvert has an end that is deformable under impact to create a transitioning surface to reduce the likelihood of the vehicle arresting, catching or snagging itself in the entrance to the culvert. | 08-25-2011 |
20130315670 | Culvert Gate Assembly - A gate assembly for use on a pipe, such as a culvert pipe. The assembly having an adjustable engagement band defining an opening. The opening having a nominal diameter sized to engage a culvert pipe. The diameter of the opening being adjustable by up to plus or minus 30 percent the nominal diameter. | 11-28-2013 |
20140133915 | MITRED GRATE AND DRAIN COVER - A drain cover comprises a grate having an upper surface, a lower surface and a peripheral edge defining a space having an axis substantially normal to the peripheral edge and at least one cross piece extending within the space at substantially right angles to the axis of the space. A front tab with a front tapering slot is formed on the lower surface. The front tapering slot receives the edge of a pipe. A rear tab with a rear tapering slot is formed on the lower surface. The rear tapering slot also receives the edge of a pipe. A securing screw is proved for securing the grate. | 05-15-2014 |
20150345087 | PROTECTION SYSTEM FOR AVOIDING OBSTACLES IN ROADSIDE DITCHES - The present invention refers to a protection system for avoiding obstacles in roadside ditches that comprises: some beams deployed over the ditch, with an end on the base of the ditch and the other at a height equal to or greater to that of the ditch, on which the separating structure is fixed to the base of the ditch and separated from the beams. Said beams are supported over the separating structure by an end fixed in the ditch. | 12-03-2015 |
20160376755 | PRECAST CONCRETE BRIDGE UNIT AND HEADWALL ASSEMBLY AND METHOD OF PRODUCTION - A precast concrete bridge and headwall assembly includes a precast concrete bridge unit including a top wall connecting opposite side walls, and a precast concrete headwall having a bottom surface engaged on the top wall of the bridge unit and a series of earth anchors at laterally spaced intervals between the side walls. The earth anchors include a body member extending outward from the headwall to the top wall, and a foot member extending laterally outward from the body member engaged on the top wall and including an upper surface generally parallel to the top wall. | 12-29-2016 |
20160376756 | PRECAST CONCRETE BRIDGE UNIT AND HEADWALL ASSEMBLY AND METHOD OF PRODUCTION - A method of producing a precast concrete bridge and headwall assembly, includes the steps of casting a reinforced concrete bridge unit having a top wall connecting opposite side walls, releasably attaching a series of counterfort forms to the top wall of the bridge unit at laterally spaced intervals between the side walls, and positioning the bridge unit with a first side supported by a horizontal casting surface, wherein the top wall is positioned adjacent a casting framework and a bottom edge of the counterfort forms is located adjacent the casting framework. The method further includes precasting a concrete headwall unit onto the casting surface, precasting a series of counterfort members into the counterfort forms before the headwall has completely hardened, removing the series of counterfort forms from the top wall of the bridge unit; and removing the headwall and counterfort members as a unit from the bridge unit. | 12-29-2016 |
405126000 | Serially connected segments | 7 |
20100226721 | Module and Assembly for Managing the Flow of Water - Modules for use in an assembly for managing the flow of water beneath a ground surface and assemblies of such modules are disclosed. The modules include supports and a deck portion and the supports are spaced apart and form channels with a main section of the deck portion. The deck portion also includes at least one section extending from a main section. | 09-09-2010 |
20110255922 | BOX CULVERT - A box culvert assembly and method of forming a box culvert assembly is provided. The boxes forming the assembly comprise portions configured to allow pivoted assembly of one box into another, while reducing the likelihood of high stress or fracture. The box assembly further allows for a generally tight seal between the boxes. | 10-20-2011 |
20130071189 | Bridge System and Method Including Four Sided Concrete Bridge Units Adapted for Promoting Sedimentation - A method of providing an environmentally appealing region for water flow along an surrounded pathway tunnel involves providing a plurality of four-sided concrete bridge units in abutting relationship to create a surrounded pathway tunnel, one end of the tunnel located upstream along a water path and an opposite end of the tunnel located downstream along the water path; allowing water to flow through the surrounded pathway tunnel during a rain or other flow event; and providing a multiplicity of the four-sided bridge units with a corresponding bottom wall structure that interacts with the flowing water and earthen material in the flowing water such that capture and settling of the earthen material at locations along the tunnel occurs to produce a more natural water flow pathway along the tunnel. | 03-21-2013 |
20130202358 | GULLY ASSEMBLY - The system employs a two piece gully assembly to implement an NFT system. The system has a square-U shaped base with a flat lid that can be fastened to the base. One of the advantages of the assembly is in shipping where the bases and lids can be easily nested for transport. When compared to prior art gullies, the shipping volume of the present assembly is effectively minimized. In fact, ten gullies of the present assembly can be shipped in the same volume as a single prior art gully. | 08-08-2013 |
20130202359 | CONCRETE BRIDGE SYSTEM AND RELATED METHODS - A concrete culvert assembly includes a set of spaced apart elongated footers, a plurality of precast concrete culvert sections supported by the footers. Each concrete culvert section has an open bottom, an arch-shaped top wall and spaced apart side walls to define a passage thereunder, each of the side walls extending downward and outward from the top wall. Each of the side walls has a substantially planar inner surface and a substantially planar outer surface. First and second haunch sections each join one of the side walls to the top wall. Each side wall is tapered from top to bottom such that a thickness of each side wall decreases when moving from the top of each side wall to the bottom of each side wall. A bottom portion of each side wall has an exterior vertical flat extending upward from a horizontal bottom surface thereof. | 08-08-2013 |
20130302093 | CONCRETE BRIDGE SYSTEM AND RELATED METHODS - A concrete culvert assembly includes a set of spaced apart elongated footers, a plurality of precast concrete culvert sections supported by the footers. Each concrete culvert section has an open bottom, an arch-shaped top wall and spaced apart side walls to define a passage thereunder, each of the side walls extending downward and outward from the top wall. Each of the side walls has a substantially planar inner surface and a substantially planar outer surface. First and second haunch sections each join one of the side walls to the top wall. Each side wall is tapered from top to bottom such that a thickness of each side wall decreases when moving from the top of each side wall to the bottom of each side wall. A bottom portion of each side wall has an exterior vertical flat extending upward from a horizontal bottom surface thereof. | 11-14-2013 |
20140314488 | BRIDGE SYSTEM AND METHOD INCLUDING FOUR SIDED CONCRETE BRIDGE UNITS ADAPTED FOR PROMOTING SEDIMENTATION - A system providing environmentally friendly pathway tunnel utilizes bridge units having a bottom configuration with multiple elongated beams and slots. One or more of the beams includes upstanding sedimentation members that are spaced apart along a span of the tunnel. The system interacts with the flowing water and earthen material in the flowing water such that capture and settling of the earthen material at locations along the tunnel occurs to produce a more natural water flow pathway along the tunnel. | 10-23-2014 |