sewer cleaning system Articles

  • When is a Sewer not a Sewer

    Any Sewer is a Sewer –isn’t it? If you were to ask the average man on the street what happened to the water that left his house via the myriad of drain pipes, overflows, soil stacks, gutters, sewer pipes etc would he really know what happened to it? Do consumers actually know or understand that there are different sewers running under their feet? In an effort to control the spiralling ...


    By Safe Training Systems Ltd

  • Oil recovery reduces sewer cleaning

    Doskocil Food Service Company, a division of Foodbrands America, Hutchinson, Kan., produces 2 million pounds of pizza toppings a week. After cooking, the meat toppings are flash-frozen in one of two spiral freezers. Air currents within the freezer carry grease-containing vapors through the ammonia freezer coils, where they adhere and become lodged. Doskocil uses 1,600 gallons of water per hour to ...


    By Oil Skimmers, Inc.

  • Sedimentation dynamics in combined sewer systems

    Sediments in combined sewers may negatively affect the performance of sewer systems and significantly promote the formation of hydrogen sulfide. To prevent this, German sewer systems are cleaned regularly but at high costs. In order to optimize the cleaning intervals, this study investigates how deposits build up and change over a defined period under constant conditions. The experiments were ...


    By IWA Publishing

  • Sewer Level Monitoring - Photos

    Sewer Level Monitoring - Photos Photos in this article present the complexity and versatility of sewer level monitoring. When examining the photos, pay special attention to the stand-alone autonomous characteristics of each installation. In lack of any cabling from the outside, whether data cables or power cables, the solution is fed from its own battery power supply. Data is tranmitted ...

  • Modeling storage capacity in Amsterdam’s sewer system

    About Waternet Waternet is a joint executive within the Amsterdam City Council and the regional management board Amstel, Gooi en Vecht, undertaking strategy, policy, design, planning, projects and administration for wastewater, groundwater and potable water. The organization controls 12 wastewater treatment plants, 3,500km of stormwater and wastewater pipelines, 500km of pressure pipes, ...


    By Innovyze

  • City of Slidell’s drainage and sewer system recovery efforts following Hurricane Katrina

    Hurricane Katrina and its aftermath damaged the drainage and the sewerage collection system in the City of Slidell (City), creating health and safety issues for both the general public and emergency/recovery personnel working in the city. The efforts by the City in restoring these systems were critical to making the city safe and functional for the return of its citizens. This paper will try and ...

  • Innovative use of lamella clarifiers for central stormwater treatment in separate sewer systems

    Lamella settlers have been used in the past few years for the sedimentation of particles in wastewater and stormwater applications. A new and very innovative approach for the treatment of stormwater flows is proposed which extends the portfolio of solutions beyond traditional settling tanks. Surface runoff is stored in a sewer or a basin and finally treated in a small but continuously operated ...


    By IWA Publishing

  • Mono nov holds the key to sewer improvements

    Previously there was no screening treatment in place, and stormwater was discharged directly into the River Lune.The improvement project, fully designed and managed on behalf of United Utilities by Bechtel, involved constructing a low level chamber, incorporating nine L Series Discreens®, and three Series ‘A’ Munchers®, to screen and condition screenings before discharging the clean water into ...


    By NOV Mono - Mono Pumps Ltd

  • Sewer Siphon Assessment and Air Jumper Design

    ABSTRACTIn response to customer complaints about sewer odor, Orange County Sanitation District (OCSD), California launched a project to investigate the ventilation requirements of existing sewer siphons, to verify adequacy of existing air jumper operation, and determine the need for new air jumpers or additional air jumper capacity. The challenge was assessing sewer siphon air jumper adequacy ...

  • 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

  • Case Study: Precision Machine Shop Eliminates Sewer Discharge

    Samsco Water Evaporator enables both cost reduction and elimination of sewer discharge. TEC, Inc. (Rockville, MD), providers of precision sheet metal fabrication and precision machining, for more than thirty years, has partnered with many well-known technology companies to meet their need for superior quality, precision metal products.  Their offerings range from simple metal components to ...


    By Samsco Corporation

  • M-Coating – drain & sewer spraylining the economical solution to manhole shaft renovation

    M-Coating – Procedure for renovating a manhole shaft using ERGELIT Kombina KS M-Coating is a new, innovative renovation technique for both round and rectangular drainage shafts from 500mm to 1200mm. It is based on over 15 years of the Hermes company’s experience. Using this centrifuge spray technique, walls of shafts up to 10 metres deep can be coated to a realistic thickness. ...


    By HERMES Technologie Ltd.

  • The natural way to clean wastewater

    John Todd founded Ocean Arks International in the 1980s, where he started to experiment with processes that mimic natural ways to purify wastewater. He built a greenhouse and ran sewage through a series of tanks, with plants suspended in the flowing waters, and constructed marshes made of sand and gravel. No chemicals were added, but plenty of aquatic creatures from snails to small fish were ...


    By BioCycle Magazine

  • Maximazing Operational Capacity for Outfall Sewers through Innovative Design

    ABSTRACTThe City of Lincoln, Nebraska has undertaken a strategy to accelerate development of infrastructure systems for critical areas of the community, with the goal of nearly doubling the development rate for those areas. The Little Salt Creek drainage basin is a growing service area which includes over 3,000 acres of developed land and ultimately 5,300 acres in all. The majority of the ...

  • Financing the Clean Water Atlanta Initiative

    ABSTRACTOver approximately a 15-year period, the City of Atlanta will invest nearly $4 billion in its water and wastewater infrastructure, in part to ensure compliance with Consent Decrees entered into in the late 1990s related to Combined Sewer Overflows (CSOs) and Sanitary Sewer Overflows (SSOs). This investment has occasioned execution of a strategic financial ...

  • CMOM set to clean up in the USA

    Regulatory pressure on public utilities is a regular occurrence around the world, but some requirements are fundamental enough to effect a major change in the way an industry performs. The CMOM program for sewer collection utilities in the USA promises to be such an initiative. Its impact will be profound, as Tom Davies, President of Wallingford Software Inc, explains in this article. The CMOM ...


    By Innovyze

  • What Is The Best Time Of The Year, To Clean Your Septic System?

    In this article, I will tell you a little more about septic system maintenance and answer some of the most common questions, about cleaning your septic tanks. Most people are not certain when it is a good time to clean their septic system, but the truth is that there is no right time of the year to do this. The right moment, will depend on the amount of use that you have given to your ...


    By Lake Norman Sewer & Septic

  • 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

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