trenchless sewer rehabilitation Articles

  • Trouble Shooting for Trenchless Liner Installation During Sewer Line Rehabilitation

    ABSTRACTLining is being used by the utility industry as a cost effective solution to rehabilitate utility lines. Many types of liners, such as, cured-in-place-pipe (CIPP), fold and form PVC, deformed & reformed HDPE, etc., are being used to restore structural integrity of deteriorated pipes and to reduce inflow/infiltration. Most of the lining installation is carried out without any problem, ...

  • Asset Management Applied to Trenchless Sewer Repair

    Patented trenchless sewer repair products were brought to the market in the 1970’s by well financed companies. These companies had the financial power to hire competent engineering staff and conduct the needed Research and Development as well as ensure quality installations. They also had the benefit and tradition of professional engineering involvement in public projects. Continued solid ...


    By Link-Pipe Inc.

  • Manhole Relining in the Keystone State

    Manhole Relining in the Keystone State Mt. Carmel (Pa.) Board of Trustees Turns to Epoxy Lining to Save Failing Structures Exerpts from Trenchless Technology Magazine, September 2005 issue Given that estimates for the total amount of sanitary sewer pipes in the United States top 500,000 miles, it is easy to understand how sometimes manholes can be overlooked. But manholes are a big ...

  • Got deteriorating asbestos cement water mains?

    Asbestos has come to be one of the most feared words and materials in the world. Yet, in the 1940s, 1950s and 1960s, more than 600,000 miles of asbestos cement– also called transite – used for its light weight, corrosion resistance, rigidity, ease of handling and installation was installed to handle water throughout the United States. Applications included potable water mains, storm ...

  • Installation of Large Diameter Buried Pipes

    The ProblemThere is an ongoing need to provide designers, specifiers, engineers, consultants and students an overview and general understanding on the proper installation and rehabilitation of buried municipal and industrial pipelines to provide a long-lasting wastewater and potable water infrastructure that will serve future generations. Goals and ObjectiveMost buried ...

  • 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

  • Vancouver, WA Salmon Creek, St. Johns Trunk - Case Study

    Summary Clark Regional Wastewater District commissioned a condition assessment on the Salmon Creek and St Johns Trunk reinforced concrete lines. For St. Johns Trunk, a 36-inch line, corrosion due to vapor-phase H2S was suspected and evidence was observed visually by CCTV. The District wanted to quantitatively determine the extent of corrosion and if/when future rehabilitation would be ...


    By SewerVUE

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