pipeline joint testing Articles

  • The performance characteristics of rubber expansion joint

    Rubber Expansion Jointsmainly use the unique properties of rubber , such as high flexibility, high air tightness, chemical resistance and radiation resistance , high strength , thermal stability and strong polyester composite ply bias with the candidate , by high pressure , crosslinked molded high temperature , the internal high ...

  • Underground, underwater, under stress: Town of Longboat Key puts SmartBall tool to unusual pipeline condition test

    When much of your critical sewer pipeline lies buried under a bay of shimmering ocean water, the challenges required to assess its condition may seem daunting. That task faced the Town of Longboat Key, an affluent retirement community located on the barrier island of the same name off the west coast of Florida. Sensitive to environmental, health and safety issues, ...


    By Pure Technologies

  • Case study - Muskegon County - Sewer Force Mains

    Service: Sahara Client: Muskegon County Type of Pipeline: Sewer Force Main Diameter: 66-inch Pipe Material: PCCP Length: 8.5 miles 13.7 km In 2007, Muskegon County’s 35-year old large diameter wastewater force main failed catastrophically. Although historical data demonstrated that joint leakage had never contributed to previous events, extensive failure analysis of ...


    By Pure Technologies

  • Advanced Condition Assessments: The benefits of using Pipe Penetrating Radar

    Abstract: Pipe Penetrating Radar (PPR) is the underground in-pipe application of GPR, a non-destructive testing method that can detect defects and cavities within and outside mainline diameter (>18 in/450 mm) nonmetallic (reinforced concrete, vitrified clay, PVC, HDPE, etc.) underground pipes. The key advantage of PPR is the unique ability to map pipe wall thickness and deterioration including ...


    By SewerVUE

  • Case study - Hetch Hetchy Water and Power Project (SFPUC)

    Service: Magnetic Flux Leakage (MFL) Client: San Francisco Public Utilities Commission (SFPUC) Project Date: 2007 to 2010 Location: California, USA Type of Pipeline: Water Transmission Main Diameter: 56-inch to 72-inch Pipe Material: Steel San Francisco Public Utilities Commission (SFPUC) operates three parallel cement mortar-lined steel pipelines 47.5 miles long, ...


    By Pure Technologies

  • Case study - Dallas Water Utilities - Leak Detection

    Service: Sahara Leak Detection Client: Dallas Water Utilities (DWU) Department of Public Works Type of Pipeline: Raw Water Transmission Main Diameter: 108-inch Pipe Material: PCCP Length: 7.3 miles The City of Dallas Water Utilities (DALW) currently draws its raw water from six sources: the Elm Fork of the Trinity River and Lakes Ray Roberts, Lewisville, Grapevine, Ray ...


    By Pure Technologies

  • Mancomunidad de la Comarca de Pamplona (MCP) Identifies 4 Leaks Using Inline Leak Detection

    Around the world, leaking water pipelines represent a major resource and financial loss for utilities. It is estimated that in some places, Non-Revenue Water exceeds 50 percent. In terms of financial losses, the World Bank estimates that NRW costs utilities worldwide about US$14 billion annually. By reducing these losses by half in areas with the highest NRW, it is estimated that US$2.9 billion ...


    By Pure Technologies

  • Soil and groundwater assessment, North-West England

    Project Remediation Strategies were retained to undertake contamination delineation and assessment work at a logistics depot following an accidental release of a large volume of diesel.  An overnight failure in a joint on a pressurised fuel pipeline had resulted in a loss of 15,000 litres of red diesel. Initial response works identified a small proportion of the diesel had ...


    By Remediation Strategies Ltd.

  • Mono nov at the cutting edge of drill waste management

    Equipment from Mono is being used in a joint venture with Baroid Drilling Fluids at a state of the art facility in Kazakhstan. Baroid, part of the Halliburton Company, provides drilling fluids and services to energy companiesworldwide, and is a global leader in Total Fluids Management services. The system is a fully contained closed system and uses a Mono pump for handling oil-based mud ...


    By NOV Mono - Mono Pumps Ltd

  • Mono nov at the cutting edge of drill waste management

    Equipment from Mono is being used in a joint venture with Baroid Drilling Fluids at a state of the art facility in Kazakhstan. Baroid, part of the Halliburton Company, provides drilling fluids and services to energy companiesworldwide, and is a global leader in Total Fluids Management services. The system is a fully contained closed system and uses a Mono pump for handling oil-based mud ...


    By NOV Mono - Mono Pumps Ltd

  • InfoWorks WS helps Charles Town plan its water distribution development

    Black & Veatch’s use of InfoWorks WS from Wallingford Software is helping the City of Charles Town to achieve greater efficiencies in its water distribution network. Charles Town, in West Virginia, USA, has adopted InfoWorks for the planning of both short-term and long-term strategies for the  distribution of water to its rapidly-growing population. The City’s original hydraulic model ...


    By Innovyze

  • Combating Corrosion - Committee G01 Standards Fight Nature’s Destructive Tendencies

    The evening news may leave many of us feeling war-weary, but one ASTM International technical committee has been successful in conflict of a different sort. It’s a commonplace but epic struggle between the natural and civilized worlds — the fight against metal corrosion. For the past half-century, the weapon of choice of ASTM Committee ...


    By ASTM International

  • Fossil Fuel Development in the Arctic is a Bad Investment

    Even master chess players can miss a great move when they have been primed to look for a different one. To explore this phenomenon, researchers tracked master chess players’ eye movements when given chessboards with different layouts. With the first board, players could reach checkmate using a familiar move. When given the second chessboard, the players' eyes kept looking at the pieces ...


    By Earth Policy Institute

  • 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.

  • Taking Fossil Fuels to the Next Level - Standards Underpin Extraction, Processing and Distribution

    To the average person, the oil and gas industry may appear simple — a matter of literally tapping into a natural resource and distributing it to customers. Of course the matter of extraction is rarely simple, and in the case of emergent hydraulic fracturing technology, it is particularly complex and capital-intensive. In fact, the world of petroleum and natural gas extraction, distribution ...


    By ASTM International

  • 10 Flags in Valve Chambers that Should Make You Question What Else is Wrong

    I have reached the conclusion, as a lot of you may relate too, that I may be considered one of those “cranky old men”. It shows itself in the little things. Sentences starting with the phrase “when I was your age” or ...


    By Singer Valve Inc.

  • The Clean Development Mechanism: Kyoto Comes Home to Roost

    The Clean Development Mechanism - a cornerstone of the Kyoto Protocol which allows industrialised nations to invest in emission reduction projects in the developing world - is inching towards reality. This summer, the European Commission unveiled plans to let companies buy CDM credits to help meet their targets under the EU emissions trading scheme. But long-running controversies over the CDM's ...

  • Preparing for EPA’s mandatory reporting of greenhouse gases rule

    Recent action by the US EPA to finalize the Mandatory Reporting of Greenhouse Gases (GHG) Rule means that environmental managers must now seriously examine whether they are fully prepared to address the imminent requirements. This article provides some assistance by summarizing key points regarding the final versus proposed rule, providing clarification on key questions that have arisen since the ...


    By Trinity Consultants

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