sewer cleaning system Articles

  • Optimise inlet condition and design parameters of a new sewer overflow screening device using numerical model

    After heavy rainfall, sewer overflow spills to receiving water bodies cause serious concern for the environment, aesthetics and public health. To overcome these problems this study investigated a new self-cleansing sewer overflow screening device. The device has a sewer overflow chamber, a rectangular tank and a slotted ogee weir to capture the gross pollutants. To design an efficient screening ...


    By IWA Publishing

  • Cleaning and maintenance management march 2002

    While the health risks associated with fluid waste have been known for decades, it wasn’t until the introduction of AIDS into our society that infection control practices and an awareness of the vulnerability to healthcare workers, including custodians, to exposure of bloodborne pathogens, including Heptatities B, became a major concern. Today, a myriad of regulations govern workers’ ...


  • World’s largest compressible media filtration plant eliminates combined sewer overflows, with potential for dry-weather use

    The City of Springfield, Ohio, recently opened its 100 MGD enhanced high-rate treatment facility, designed to treat and disinfect combined high-volume stormwater and wastewater flows generated by wet-weather conditions. Utilizing EPA-documented Compressible Media Filtration technology – FlexFilter™ from WesTech – the system can also provide tertiary filtration and disinfection ...


    By WesTech Engineering, Inc.

  • Reducing Ruptured Reputations – Assessment Tools Reduce Risk of Failure on Sewer Force Mains

    A ruptured sewer pipe can attract a lot of unwanted attention, even when it happens on private property. Last year, hours before celebrities were to arrive at the Golden Globes Awards show at the Beverley Hills Hotel, a reputed sewer pipe burst, spewing a mess of wastewater on the red ...


    By Pure Technologies

  • Determining Water Quality Impacts of Combined Sewer Overflow on the Mississippi River Using Full Factorial Analysis

    ABSTRACTThe City of Rock Island, Illinois is completing a Combined Sewer Overflow Long Term Control Plan as part of a Consent Decree with the U.S. EPA. The Consent Decree includes a requirement that Rock Island document existing water quality so that CSO impacts could be identified and potential improvements with various CSO could be assessed. Because of complex river morphology, large flow rate ...

  • Drain Cleaning Does Not Require Digging Anymore

    The professionals at Lake Norman Septic use cable snakes and other tools to locate your septic issue and unclog any drains and pipes. Before these techniques existed a septic tank issue often meant intensive digging and weeks of messy yard waste. The new cable snakes use tiny cameras than can easily squeeze through your sewer and septic ...


    By Lake Norman Sewer & Septic

  • Portable belt skimmer cleans up contaminated groundwater

    Chemviron Midwest, Inc. an industrial consulting and remediation firm in Wooster, Ohio frequently needs to recover hydrocarbons from groundwater. Typical situations include remedial studies, soil contamination, groundwater studies, environmental compliance, permitting applications and environmental site assessments during property transfers. Because of the variety of situations encountered, the ...


    By Abanaki Corporation

  • 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

  • Geotextile Gravel Pavers keep lake clean in Denver - Case Study

    Denver’s City Park is an iconic symbol of the Mile High City. The oft-photographed park is home to the city’s zoo and the Denver Nature and Science Museum, as well as sports and recreational areas. In 2014, the asphalt parking lot for the Denver Pavilion inside the park was scheduled to be resurfaced. The city, with the help of StudioCPG, a landscape architecture and planning firm, ...


    By Invisible Structures, Inc.

  • Reduction of Solvent Use in Cleaning of Printing Screens: Cutler Brands

     The installation of new cleaning equipment at Cutler Brands printing works in Adelaide, South Australia, has resulted in a 40 percent reduction in cleaning solvent used and an annual saving of almost $165,000. Not only was the investment of $45,000 recouped in 4 months through savings and increased productivity, but exposure of employees to hazardous fumes and chemicals substantially ...


  • Are our Water Systems at Risk?

    Assessing the Financial Sustainability of BC’s Municipal Water and Sewer Systems Reliable water, sewer, and storm water systems are essential to public health, a clean environment, and a strong economy. But British Columbia’s systems may be at risk – aging infrastructure, growth, strengthened regulations, seismic risk, and climate change are driving the need for ...

  • In-situ Technology for Clean up of Halogen Contaminated Sites - Process West case study

    Halogenated volatile organic solvents are found in the soil or ground-water at many former and active industrial sites. Fortunately highly effective remediation technologies are available to restore these former brownfields to a healthy state. The range of technologies includes the traditional approach where the contaminated soil is excavated and the volatile halogenated contaminants are ...


    By Bionomic Industries Inc.

  • Los Angeles Collection System Agreement: a Win-Win Partnership & Success Story

    ABSTRACT During February 1998, the wettest February in Los Angeles’ history, sanitary sewer overflows (SSOs) occurred in a number of communities with the majority occurring in the Eagle Rock and South Los Angeles areas. In response to these SSOs, the Santa Monica Baykeeper (BayKeeper) filed a Federal lawsuit against the City asking for injunctive relief due to the SSOs. In January 2001, the ...

  • Improved Effluent Treatment Systems: Australian National Railways

      An environmental audit of Australian National Railways' facilities in various States identified a serious problem with the performance of wastewater and effluent treatment systems at several sites. Implementation of cleaner production measures has resulted in improved environmental performance and cleaning efficiencies at reduced operational cost. Background In late 1995, ...


  • Investigation and Forecast Earthquake Damage for Sewage Systems

    ABSTRACTJapan is known as one of the areas where earthquake occurs most to be located in border of oceanic plate and continental plate. On this account, earthquake countermeasures are pushed forward triggered by the great Hanshin earthquake (1995), but measures for existing facilities are not yet enough. In such situation, the mid Niigata prefecture earthquake of October 23, 2004 attacked ...

  • Removing Struvite from wastewater systems

    Named after Henrich Christian Gottfried Von Struve, who discovered the magnesium ammonium phosphate crystals in medieval sewer systems in Hamburg in 1845, struvite is a major problem for waste water treatment plants. The hard, crystalline deposit forms scale on lines and belts, in centrifuges and pumps.  It also clogs system pipes and other equipment including anaerobic ...

  • Study on wastewater treatment systems in hospitals of Iran

    Water resources shortage is one of the most important issues due to the population growth and ever increasing water demands as well as its conservation. Wastewater treatment can serve as a logical way to recycle water to consumption cycle. Due to variety of water uses, it seems that there are certain treatment techniques for different types of wastewater, such as municipal and hospital ...


    By University of Tehran

  • Ready or not: The Changing Nature of Collection Systems Oversight

    ABSTRACT The collection and conveyance of sanitary wastewater is a principal tenet of sanitary engineering that has helped move developed countries into the modern urban age. The focus of collection system agencies has historically been to convey wastewater to treatment facilities. The operational practices of these agencies have generally been geared toward infrastructure maintenance and ...

  • Wastewater treatment plant operators work confidently with complete system measurement

    Wastewater treatment is a vitally important process. Just ask The Township of Edwardsburgh/Cardinal’s Assistant Chief Water and Sewer Operator, Eric Wemerman.  “For a community to keep everyone’s trust you want to make sure you’re operating a good system.” Eric continues.  “It’s important for health reasons, when people flush their toilets you ...


    By Greyline Instruments Inc.

  • Ultrafiltration system pays for itself in less than 6 months

    Challenge Brake components manufacturer needs an alternative method of disposing thousands of gallons of washwater and cleaner a week at a hefty cost. Customer Eaton Corporation Industry Automotive Product Wastewarrior Ultrafiltration System Business Benefits ...


    By PRAB, Inc

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