culvert repair Articles

  • Nakoma Brook flood & hydraulic analysis & engineering study Sloatsburg, New York

    Performed Hydrologic Studies and Hydraulic Engineering Investigations and Designs for the Nakoma Brook Watershed located in Western Rockland and Southeastern Orange Counties, encompassing over 8 square miles. The study area focus was in the Village of Sloatsburg, NY at the intersection of Route 17 and Eagle Valley Road. Flood Control analyses were conducted using USACOE's HEC-1 and HEC-2 computer ...


    By GEA ENGINEERING

  • Beaver Dam Flats ArmorFlex Pathway Reconstruction - Case Study

    ArmorFlex provides a low-disturbance, efficient and flexible solution to a flood-damaged trail. A trail system path through the Bow River floodplain in Calgary was washed-out during the city’s 2013 flood. The City of Calgary needed to make quick and lasting repairs to maintain this section as part of its larger Regional Pathway Network, an important link for commuters and ...


    By Nilex

  • Combined application of Pipe Penetrating Radar and LIDAR for large diameter pipe inspection

    Abstract: Pipe Penetrating Radar (PPR) is the underground in-pipe application of ground penetrating radar (GPR), a non-destructive testing method that can detect defects and cavities within and outside mainline diameter (>18 in./450mm) non-metallic (reinforced concrete, vitrified clay, PVC, HDPE, etc.) underground pipes. Light Detection and Ranging (LIDAR) has become an accepted method for ...


    By SewerVUE

  • DFW direct bury of storm sewer case study

    Airport Solutions North Texas Contracting has placed the first HOBAS pipe at DFW International Airport in the Dallas/Fort Worth mid-cities. That first installation was a repair to an 84-inch corrugated steel culvert that had failed and created a sink hole approximately 30 feet deep and almost 20 feet in diameter after a series of heavy rains in 2007. North Texas Contracting of Keller, Texas ...


    By Hobas Pipe USA

  • A critical moment to harness green infrastructure—not concrete—to secure clean water

    Natural ecosystems provide essential services for our communities. Forests and wetlands, for example, filter the water we drink, protect neighborhoods from floods and droughts, and shade aquatic habitat for fish populations. While ...

  • For a successful finish, you need to start with the right tools

    Proper tool selection and pre-planning helps minimize mistakes When Brian Kenkel decided the time was right to start his own business, there were several underground drilling contractors already firmly established. Having been involved with horizontal directional drilling (HDD) for several years before he and two business partners founded Hurk Underground, based in Grinnell, Iowa, ...


    By Vermeer

  • ASTM Standards Help Meet Need for Clean Water

    The new ASTM Water Portal provides a single access point to standards and related information about ASTM International’s diverse committees working to protect and monitor this vital global resource. Clean and safe water is the underpinning of the quality of life for people around the world. Global economies depend on water, whether it’s to support the manufacturing of goods ...


    By ASTM International

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