Cured-in-Place-Pipe (CIPP) Articles

  • Environmental impact of cured-in-place pipe renewal on an asbestos cement water main

    According to the US Environmental Protection Agency's (USEPA) estimation, asbestos cement (AC) pipe accounts for approximately 15% of the total length of pipe networks for water distribution systems in North America; and just as other pipe materials, the AC mains are deteriorating and are in need of attention/renewal. However, there are concerns surrounding the environmental impact of AC pipe ...


    By IWA Publishing

  • A comprehensive review on the challenges of cured-in-place pipe (CIPP) installations

    This paper outlines the issues and challenges associated with cured-in-place pipe (CIPP) rehabilitation projects of sewer mains, water mains, and service laterals. Common problems and challenges are first reviewed from the available literature and CIPP installation site visits. These obstacles and risks are classified into five different categories: pipe condition and configuration, ...


    By IWA Publishing

  • Innovative research program on the renewal of aging water infrastructure systems

    The needs associated with the aging water infrastructure are immense and have been estimated at more than $1 trillion over the next 20 years for water and wastewater utilities. To meet this growing need, utilities require the use of innovative technologies and procedures for managing their systems. To help meet their needs, the U.S. Environmental Protection Agency initiated a research ...


    By IWA Publishing

  • 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 ...

  • Sewer rehabilitation for capacity increase fast track solution for providing required capacity

    The large North Carolina municipality had an obligation to provide sanitary sewer services to a development located in the downtown area. The existing sewer in the area was not sufficient to meet the demand and the increased capacity needed to be provided within three months. This paper outlines the required sewer assessment procedure and rehabilitation method selection. The ultimate solution ...

  • Evaluation of Sulfate Expansion in Soil-Cements

    This paper presents the results of an evaluation of internal sulfate attack in soil-cements. Differences in rates and amounts of expansion were evaluated for several aggregate types. Sulfate expansion of soil-cement was evaluated using a modified version of ASTM Test Method for Length Change of Hardened Hydraulic Cement Mortar and Concrete (C 157) that utilized a falling weight compaction ...


    By ASTM International

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