sanitary valve Articles

  • Performance of sanitary sewer collection system odour control devices operating in diverse conditions

    Controlling odours from sanitary sewer systems is challenging as a result of the expansive nature of these systems. Addition of oxidizing chemicals is often practiced as a mitigation strategy. One alternative is to remove odorous compounds in the gases vented from manholes using adsorptive media. In this study, odour control devices located at manholes were observed to determine the ability of ...


    By IWA Publishing

  • Global Warming Causing Dwindling Food Supplies

    The growth of plants but in excessive amounts they end up bringing destruction. Man-made warming will actually cause a reduction in the amount of food produced compared to if there was no global warming. The last time a similar report was given it said that it was too soon to begin speculating on what effect global warming would have on food production. That was in 2007 but since then more ...


    By Adamant Valves

  • Protecting Homes from Sewage Backup - Metropolitan Sewer District of Greater Cincinnati’s Water in Basement Prevention Program

    ABSTRACT Many customers of the Metropolitan Sewer District of Greater Cincinnati (MSDGC) have experienced basement backup due to surcharging of the sanitary and combined sewer systems. The surcharging was caused by excessive infiltration and inflow entering the sanitary sewer system and a lack of capacity in the combined sewer system. As part of the Consent Decree that MSDGC signed with the ...

  • USDA Give A Little More Background On Rancho Recall

    The United States Department of Agriculture has gone to great lengths in alerting consumers to the scope of the Rancho Feeding Corporation recall of beef, which has wide scale implications throughout the US market and some shipments overseas. The USDA Food Safety Inspection Service branch clarified previous recall notifications of the Rancho issue due to the alarmingly widespread scope of the ...


    By Adamant Valves

  • WaStop chosen to protect Forest View residents and property from flooding - Case Study

    Location: Forest View Customer: The Village of Forest View Problem: Originally Forest View had a combined sewer and stormwater system. As the area became popular development occurred which lead to more hard surface areas, which lead to higher runoff during rainy periods. This became such a problem that, in the 1960’s the sewer and ...


    By Wapro AB

  • Pipeline Replacement without System Shutdown

    ABSTRACT According to one estimate there is over 4.2 billion feet of wastewater pipeline in the United States. The nation’s sanitary sewer system is increasing in size and the existing infrastructure is aging. Currently, there are almost 20,000 municipal collection systems building and maintaining these critical pipelines. A good portion of the pipe conduit is under attack by one or more of ...

  • United States Virgin Islands

    Our firm was privileged to perform an indoor air quality related abatement that also had a historical context. This involved an adverse exposure to the Governor of the USVI at the Governor's residence in Catharineberg, St. Thomas. We determined that Stachybotrys and other toxigenic fungi were present in the residence as a result of water leaks from the roof and indirect effects from air ...


    By Indoor Air Solutions, Inc

  • DELUMPER Bulk Bag Unloader (BBU)

    The DELUMPER Bulk Bag Unloader (BBU) is a heavily constructed system designed for convenient unloading materials even if they contain lumps and agglomerates. This unit employs a gyrator to effectively fluidize the materials for dependable discharge from the bags.  Then,  a heavy duty built-in DELUMPER crusher conditions and freshens the product. The result is an effective pre-engineered ...


    By Franklin Miller Inc.

  • City of Green, Kansas - Case Study

    In September 2012, AdEdge Water Technologies, LLC participated and was awarded a Contract managed by BG Consultants for the equipment pre-selection of a nitrate removal treatment system for the City of Green, Kansas. The scope of the contract included the design, manufacture, and startup of the treatment system. The City of Green is a small community of approximately 125 residents located in ...

  • Honolulu force main microtunneled

    Long a favored product for microtunneled sanitary sewer interceptors nationwide, now installation of Hobas centrifugal cast fiberglass reinforced polymer mortar (CCFRPM) pressure pipes by jacking is also becoming commonplace. A near flawless installation was completed in Honolulu on the Hart Street Wastewater Pump Station Force Main Replacement project. The new line included 2200 feet of ...


    By Hobas Pipe USA

  • City of Warm Springs, Georgia - Case Study

    The City of Warm Springs is a small community of approximately 500 residents located in central Georgia. In 2010, water testing found a radium level between 8 - 11 pCi/L and a Gross Alpha level of 25 pCi/L, both above state and USEPA drinking water regulations of 5 pCi/L and 15 pCi/L respectively. Engineering Management Inc (EMI) conducted a pilot test in late 2010 to test a manganese dioxide ...

  • The Savoy Hotel, London - Case Study

    As part of the ambitious £100 million restoration project, new water softening equipment from Kinetico has been installed at the recently re-opened Savoy in London, one of the world’s great, iconic hotels. The Kinetico system will eliminate problems with hard water, helping to maintain the efficiency and performance of building services plant whilst making sure that surfaces and ...


    By Kinetico International

  • State of the art treatment for Arsenic, color, and Hydrogen Sulfide - Case Study

    New Arsenic Regulations How meaningful to the average water customer are µg/l or parts per billion? Not very. How about the word “arsenic”? That will ring some bells as the mystery novel poison-of-choice. But with new, lower EPA arsenic standard of 10 ppb that went into effect Jan. 16, cities with ...


    By Filtronics, Inc.

  • Tech update: Plant instrumentation - food engineering

    Sensors and other devices are the foot soldiers in automation architecture, but most food and beverage manufacturers still are looking for full value. You know an equipment category has arrived when it starts getting its own industry-specific center. For the food production sensors that do the heavy lifting in instrumentation technology, that day could arrive earlier rather than ...


    By Hardy Process Solutions

  • The Need for a Total View of Water Networks

    The water industry is not short of software offerings, and so the arguments in favour of yet another software program had better be very good indeed. In this article we examine how one very significant community of users – operations managers, engineers and planners - have largely had their specific needs overlooked; we identify the type of system needed to fulfil their requirements and the ...


    By Innovyze

  • Problem Solving with InfoNet 1: A single system for asset data storage and retrieval

    Untitled Document This is the first in a series of articles about InfoNet, Wallingford ...


    By Innovyze

  • Petroleum Refining Industry - Pollution Prevention Guidelines

    Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines represent state-of-the-art thinking on how to reduce pollution emissions from the production process. In many cases, the guidelines provide numerical targets for reducing pollution, as well as maximum ...


    By The World Bank

  • Case study - QED pumps are the pumps of choice at North America’s largest landfill

    The Puente Hills Landfill in Los Angeles County, California, is the largest operating landfill in North America based on daily tonnage received.  Located in an unincorporated area of Los Angeles County near Whittier, California, it is owned and operated by the Sanitation Districts of Los Angeles County.  It has received approximately 118 million tons of solid waste as of April 2008, ...


    By Geotech

  • Crossflow Membrane Filtration High-Purity Water Systems

    INTRODUCTION As the electronics industry continues to provide us with such products as high resolution television, notebook size portable computers and cars with automatic navigation systems, it becomes necessary to produce semiconductors with finer device geometries to allow for efficient placement of more circuits per a given area. This requires increased control of a semiconductor's material ...

  • Risk Management: Sustainably Managing a Common Resource

    Introduction Danfoss is a global manufacturer of hermetic compressors, pumps, valves, motors and other electrical control units. The company owns a major manufacturing facility located on a small island, Als, in the Baltic Sea. In 1983 the company was routinely withdrawing two million cubic meters of fresh water from the sole aquifer which supplies the entire island, home to 50,000 residents. ...

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