reservoir liner Articles

  • Tonabrocky reservoir roof lining - case study

    Geosythetic lining works include the installation of a 1,825m2 of 1.5mm smooth HDPE liner over the concrete roof of one existing and one new reservoir. Works included Fusion and extrusion welding techniques Sealing of HDPE liner to vertical concrete surface of 6nr. access hatches  using a stainless steel battening system Fabrication and sealing of 16 nr. pipe boots around ...

  • Case study - Algae control in raw water reservoir

    Application: Raw water reservoir, Ecuador, July 2013 Description: Installation of three LG Sonic® e-line units to cover a water surface of a 24,000-m2 raw water reservoir, which is further treated in the local drinking water plant Project objective: The raw water reservoir experienced problems with algae growth. Additionally, they ...


    By LG Sonic

  • Lake Fort Smith dam & reservoir enlargement

    Client: City of Lake Fort Smith, Ark.  Completion Date: 2006  Services Provided Intake tower with microtunnels Road relocation Raw water lines Outlet works Pressure reducing station Dam embankment Principal spillway Auxiliary spillway ...


    By Burns & McDonnell

  • Case study - Algae control in raw water reservoir Ecuador

    Before the installation of the LG Sonic e-line equipment algae grew on the surface and settle down on the liner before entering the drinking water treatment plant. To cover the 24.000 m2 of water surface, it was decided to install 3 devices.   The Challenge: Green Algae Covering the Sides of the Lagoon Located in Santa Elena’s peninsula, the 42.000 m3 raw water ...


    By LG Sonic

  • 2000 IFAI award mud lake dam liner cover, Gardnerville, Nevada

    Situated at the base of the United States' picturesque Sierra Nevada range, the reser-voir at Mud Lake Dam, Gardnerville, Nev., was built using horse-drawn scrapers and steam shovels more than 100 years ago as an earthen dam. No longer meeting the safety standards established by the Dam Safety agency of the State of Nevada, re-habilitation was deemed necessary, A cost-effective alternative to the ...


    By Presto Geosystems

  • Measuring a giant one step at a time

    Once construction is complete in 2013, the Columbus Upground Reservoir (CUGR) will be the largest continuously-lined lagoon on the planet, nearly twice as large as the lagoon currently holding that title. The sheer enormity of the project has been compounded with difficulties from the beginning of construction to make it one of the most challenging geomembrane-lined structures ever built. ...

  • Port of antwerp oil spill soil remediation project case study

    THE PROBLEM In 1990, 4500 m3 of silty sand/soil contaminated with mineral oil (diesel) to a level of 1500 ppm was treated on-site (Port of Antwerp) at the request of the client. OUR APPROACH On reviewing both the site and the scope of the project it was clear to Nordevco staff that the most cost effective and efficient approach would be to treat the soil in a ...


    By Nordevco Associates Ltd.

  • Effluent management flexibility through nutrient removal

    ABSTRACT The City of Carson City (City) Wastewater Reclamation Plant (WRP) is facing several effluent management challenges, which include increased effluent nitrogen concentrations, seepage from its reclaimed water storage reservoir, and increased influent flow due to growth. The City desires an economical solution that will allow it to continue its 100 percent reuse program as well as ...

  • Kerr-McGee dredging case study

    Application:Clean and dredge paint pigment residuals Dredge Used: LWT 7MAU Series Pit Hog™ Dredge Project Summary: Electric manned automated dredge with 3 Krebs cyclones with a capacity of 2,100 gpm, magnetic flow meter to monitor pump performance, slurry density meter to maintain consistent percent solids by varying traverse speed, and ...

  • Making plastic more than disposable: The next great brand challenge?

    Plastic is one of the great inventions of the 20th Century. But is it a half-formed innovation? We need to push the innovation of plastic further, and throw the current brand of plastic in the recycling bin. "We live in a platform world," an enthusiastic Jason Foster, of Replenish, told me at the recent ...


    By GLOBE Foundation

  • Shannon Creek Dam Switches to Custom Anti-Cav Control Valve Solution

    Shannon Creek Dam and pump station is the core feature of the Regional Water Supply scheme, a joint venture of the Coffs Harbour City Council and the Clarence Valley Council. With an inundation area is 37 square Km, the reservoir provides 30,000 mega litres of supplementary water supply to The Clarence Valley and Coffs Harbour, located on the Mid North Coast of NSW, Australia. This award-winning ...


    By Singer Valve Inc.

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