sanitary water Articles

  • What Is the Future of Sanitary Valves Purchasing?

    The sanitary valve is a useful product that serves different functions and purposes in social life. These functions can be adapted to the needs of individuals according to their social and commercial environment. Through the use of the sanitary valve, people will lead a life of ease and acceptance because everyone aspires to such an installation. The valve is a practical choice in different ...


    By Adamant Valves

  • Latah creek sanitary sewer main repair, Spokane, Washington - Case Study

    A SEEMINGLY simple kid’s prank of throwing rocks and other material down a storm drain resulted in a major emergency repair job to prevent the collapse of a 42-in. sanitary sewer main in Spokane, Washington. In a short period of time, a group of kids completely blocked an 18-in. pipe leading to the city’s combined sanitary/ storm drain system. The drain soon began to overflow, sending ...


    By Presto Geosystems

  • CMOM in california – the race to implement waste discharge requirements for sanitary sewer collection systems

    On May 2, 2006, the California State Water Resources Control Board adopted Order Number 2006-0003, the statewide General Waste Discharge Requirements (WDRs). The WDRs establish minimum operation, maintenance and management standards to significantly reduce sanitary sewer overflows (SSOs) from publicly owned collection systems greater than one mile in length. The agencies that own or operate ...

  • Treatment of wastewater from a school in a decentralized filtration system by percolation over organic packing media

    Based on results obtained in the laboratory a WWTP composed of a septic tank and an aerated percolating filter packed with organic media was built for a school. The system can treat 18 m3 d−1 and was operated with a hydraulic loading rate of 0.078 (m3 m−2 d−1). For 360 days different operational conditions including start-up; stabilization; operation with aeration and non aeration; effect of ...


    By IWA Publishing

  • Low pressure sewer system for affluent existing neighborhood

    The River Oaks subdivision is an affluent, mature residential community located in Fairfax, County Virginia which includes 114 existing single family dwelling units with individual septic tank drainfields. The Fairfax County Health Department determined that several drainfields have failed and expressed concern that others would soon fail. In order to prevent the health and environmental problems ...

  • St. Claude wastewater case study

    The dairy plant located in St. Claude, Manitoba was facing operational and regulatory pressure due to the significant amounts of BOD it was discharging into the community wastewater system. Levels of BOD discharged from the plant were steadily increasing creating pressures on the Town’s lagoon system, increasing from 450 mg/L in June – November 1990 to 2,512 mg/L in the January ...


    By Nordevco Associates Ltd.

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