utility asset Articles

  • Avoiding extinction: the future of economics

    New physical constraints emerged in the 20th century and are changing the decision criteria used until now. Two optimisation problems are equivalent: (1) maximising discounted utility with a long-run survival constraint and (2) maximising a new type of utility that treats the present and future equally. The latter originates in normative axioms introduced by the author in Chichilnisky (1996a), ...


    By Inderscience Publishers

  • Assessing a 25-year Capitalization Program: Using Condition and Criticality Ratings to Set the Priorities

     ABSTRACT Malcolm Pirnie, Inc. developed a 25-year plan for re-capitalization of Hartford, Connecticut’s four water pollution control facilities operated by the Metropolitan District Commission (MDC). The plan consisted of developing a web-based inventory and assessing the condition of existing wastewater treatment plant assets to establish a priority ranking system for rehabilitation, ...

  • LIQT software tool

    GL Water offers distribution operators comprehensive software tools and consulting services to manage underground infrastructure assets. Through decades of experience in providing consulting services to water distribution utilities we are able to precisely model hydraulic transients. LIQT, industry recognised for accuracy and versatility, delivers a quick cost-effective solution to specific ...


  • Wastewater force main management – the importance of preliminary analysis

    In the first of four posts about wastewater force main management, we discuss the importance of preliminary analysis in the overall management strategy. For those at WEFTEC, you can visit Pure Technologies at Booth #1382 to find out more information on successful force main management. ...


    By Pure Technologies

  • Wastewater Force Main Management – The Importance of Preliminary Analysis

    In the first of four posts about wastewater force main management, we discuss the importance of preliminary analysis in the overall management strategy. For those at WEFTEC, you can visit Pure Technologies at Booth #1382 to find out more information on successful force main management. ...


    By Pure Technologies

  • 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

  • Solving the systems jigsaw

    Untitled Document Computer systems have brought obvious benefits to companies around the world, nowhere more than in water, wastewater, and ...


    By Innovyze

  • Taking technology to the coalface

    Waste services market dynamics are changing. Customers today are demanding more service, faster response, at lower cost over longer hours. At the same time, growing businesses are facing more pressure from their shareholders to: Increase Revenues (Sell More)Reduce Costs (Spend Less)Better Utilize Company Assets= (do more with less!) Many managers are too busy today to see where new ...


    By Wastedge.com

  • Assessing UFW and Variable Water Rate Impacts, Use And Loss Metrics in a Declining Water Consumption Environment

    Water utilities in North America have recently experienced significant downturns in water consumption arising, in large measure, from the economic slowdown and the effectiveness of water efficiency strategies implemented over the last few of years. The information presented in this study of water production, use and loss trends in Ontario Canada, is likely characteristic of many other countries ...


    By IWA Publishing

  • Innovation and research for water infrastructure in the 21st century: U.S. EPA’s research plans for collection systems

    The U.S. Environmental Protection Agency’s (EPA) Office of Research and Development (ORD) has long recognized the need for research and development in the area of drinking water and wastewater infrastructure. Most recently in support of the Agency’s Sustainable Water Infrastructure activities, ORD put forth a proposal for a new research and development program entitled, Innovation and Research ...

  • Wiseworks

    Managing utilities, water services and infrastructures requires high standards that must be  based on reliable, structured information. It’ is essential to promote solid methodologies for a sustainable and clear approach to progressive asset management policies, improving business processes while delivering efficient services. We believe that value can be added through ...


    By IWA Publishing

  • GPR goes underground: Pipe Penetrating Radar

    Abstract: Pipe Penetrating Radar (PPR) is the underground in-pipe application of ground penetrating radar (GPR) either robotically or by manned entry to reveal wall thickness, delamination, voids, and other conditions that enable more precise determination of pipeline integrity and verifications for trenchless technology rehabilitation. PPR, when applied to pipe-bursting applications, can ...


    By SewerVUE

  • Using InfoNet to manage a planned sewer maintenance program

    OnSite is a framework contractor for Severn Trent Water, one of the ten water service companies of England and Wales. The company is one of the project coordinators for the utility’s planned sewer maintenance programme and one of three framework contractors working in very close collaboration on its CCTV survey and sewer cleansing program. In addition the company undertakes man-entry surveys, ...


    By Innovyze

  • Fish Processor Wastewater Jar Test Treatability 2010

    Fish Processor Case Study Fish Processor Wastewater Treatability - VERY TREATABLE The wastewater was received from a fish processing plant that utilizes water to float fish. Jar testing revealed that Floccin™ 1106 as the ...


    By Integrated Engineers Inc.

  • Problem Solving with InfoNet 7: Risk Management through Condition Grading

    Untitled Document The problem Most wastewater companies face an ongoing problem of meeting the ...


    By Innovyze

  • Energy efficiency in water distribution systems – a path to an ideal network: AGS experience

    Infrastructure asset management (IAM) gave a step forward in Portuguese water utilities due to recent legal obligations in developing IAM plans. An effort was made by AGS (Administração e Gestão de Sistemas de Salubridade, S.A.), private operator in 17 water utilities, to achieve a higher level of managing data. Data management was an important hurdle to be overcome in order ...


    By IWA Publishing

  • Privatisation of the Brazilian electricity industry: opportunities and pitfalls

    In the early 1990s, Brazil started a debate about the role of the state in the economy in general, and the energy sector in particular. A major privatisation process of state assets began in which energy, and in particular the electricity utilities, were earmarked for special attention, given their monopolistic structure and perceived low productivity and inefficiency. Thus, the privatisation of ...


    By Inderscience Publishers

  • Economic Model for Prioritizing Pipe Replacement Programs

    INTRODUCTION The condition of public infrastructure has become a common story in the United States media. Numerous newspaper, magazine, and television reports have described the need to upgrade the nation’s aging infrastructure. Estimated costs for these upgrades are staggering, typically in the hundreds of billions if not trillions of dollars. Despite these high estimates, there is no unified ...


    By Weston Solutions, Inc

  • Wastewater Force Main Management – Condition Data Analysis and Risk Assessment

    Armed with extensive preliminary analysis and actionable data collected through condition assessment, utility operators are able to make defensible decisions about their force mains. In the last part of our wastewater force main management series, we look at how operators can take ...


    By Pure Technologies

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