sanitary pump Articles

  • Geotextiles in Construction Dewatering

    Woven geotextiles work wonders in dewatering applications as wraps around well screens and sump pit screens. The textile can be sewn into sleeves or tubes to be slid over the well screen or sump pit framework. This technique allows the user to compensate for well screens with slots that are too large or for sump pit piping with large perforations. By adding the geotextile sleeves the user ...

  • 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

  • Implementing an offline storage facility for Washington, D.C. suburbs in InfoWorks CS

    Wallingford Software’s InfoWorks CS solution has been used to enable the optimization of an offline storage facility to meet strict requirements for the Washington Suburban Sanitary Commission’s (WSSC) Rock Creek sewer basin sanitary system. The WSSC is the largest water and wastewater utility in the Washington, D.C. metropolitan area, providing services to 1.6 million residents of Montgomery and ...


    By Innovyze

  • Dynamic Modeling of Wet Weather Operations at Blue Plains Advanced Wastewater Treatment Plant

    ABSTRACTThe District of Columbia’s Advanced Wastewater Treatment Plant at Blue Plains is a 370-mgd facility that provides wastewater treatment for over 2 million people in Washington, DC and surrounding jurisdictions in Maryland and Virginia. Blue Plains receives combined sewer flows that originate in the District’s combined sewer system. Two separate activated sludge processes provide removal of ...

  • Quantifying Sub-Surface Discharges from Individual Sewer Defects

    ABSTRACTThe California Regional Water Quality Control Board, Santa Ana Region (RWQCB) required wastewater collection agencies in Orange County to report discharges from “pipe breaks, leaking sewer pipes and joints, and other subsurface discharges of wastewater.” The Orange County Sanitation District (OCSD), in conjunction with a research team from University of California, Irvine (UCI), developed ...

  • New Energy BFP case study

    Clarification and Dewatering Control Industrial TSS The New Energy Corporation facility in South Bend IN produces 380,000 M3 per year (100 million gallons per year) of ethanol from corn feedstock. It also produces about 272,000 tonnes per year (300,000 tons per year) of carbon dioxide and 299,000 tonnes per year (330,000 tons per year) of distillers' dried grains with solubles (DDGS) ...


    By Komline-Sanderson

  • 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 ...

  • Salinity modeling for the Altona sewerage strategy

    City West Water’s Altona sewerage system is possibly one of the most studied sewerage networks in Melbourne, Australia. Currently the tertiary sewage effluent from the Altona treatment plant is discharged to Port Philip Bay with an average salinity of approximately 4500 mg/litre.  This study involved the development of a detailed model that accurately reflected the sources and dilution of ...


    By Innovyze

  • SCADA for certainty case study

    In today’s world of increasingly complex technology, two very different utilities with very different issues came to similar solutions regarding their telemetry needs. A quickly deployed and easy-to-use SCADA system is adaptable to a variety of problems commonly faced by modern water and wastewater operators. Frankfort Sewer Department Bob Peterson is the deputy director ...


    By Mission Communications, LLC

  • Skimming Oily Wastewater

    As large generators of oily wastewater tighten effluent controls, the U.S. Environmental Protection Agency (EPA) is targeting smaller generators. Some of the firms receiving their attention are smaller manufacturing plants, automotive garages, mobile equipment service shops and truck farms. Many of these firms do not have access to a sanitary sewer system that will accept oily wastewater. Because ...


    By Abanaki Corporation

  • Water System Infrastructure – A View of Where We Are, Where We Could Go and How We Can Get There.

    This is the first of several essays that are aimed at focusing attention on water and sewer infrastructure systems. In this essay, the current state of city and regional systems are examined, the current state of the industry will be examined next, investigating some of the tools, resources and technologies that are available, today. Beyond that, the final essay in this series will look at the ...


    By H2bid, Inc.

  • Preparing for the Worst: Ten Relatively Easy and Inexpensive Things that Most Wastewater Systems Managers Can Still Do to Improve Thier Disaster Preparedness

    ABSTRACTHurricane Katrina in 2005 served as an emergency preparedness wake-up call for many agencies, including wastewater systems. That event provided some new lessons in utility disaster preparedness, but primarily provided reminders of previously-known lessons. Hurricane Katrina and other events have dramatized the potential impact of natural and man-made ...

  • Searchmont ski resort gets a wastewater system facelift - Canadian ski resort needed a replacement sewage system that would accommodate more people.

    Untitled Document One of the premiere ski resorts in Midwestern Canada, Searchmont has diverse terrain that offers challenging skiing and snowboarding. With the popularity of the resort ...


    By Baum Publications Ltd.

  • Springfield refines CSO plan with InfoWorks CS

    With the aid of InfoWorks CS, the Springfield Water and Sewer Commission (SWSC) has been able to find a cost-effective and environmentally-sustainable alternative to a proposed CSO relief project. Springfield is in south-western Massachusetts, New England, and is the area’s major urban center and largest community. The Connecticut River, one of the state’s key waterways, forms its western border. ...


    By Innovyze

  • Backreaming through rock — with AXIS Guided Boring System

    Taking on a challenge is nothing out of the ordinary for the experienced trenchless installation experts at Midwest Mole. Since its founding in 1982, the Indianapolis-based contactor has earned a reputation for installation innovation; overcoming obstacles and defying the odds. So, these trenchless pros didn’t hesitate to take on another challenge despite the recognition that they would ...


    By Vermeer

  • Landfill Leachate Treatment by Forced Circulation Vacuum Evaporation - Athens (Ano Liossia Landfill)

    This report describes how treatment of landfill leachate by means of forced circulation vacuum evaporation provided: an environmental benefit from use of biogas as power supply a big saving in disposal cost due to waste volume reduction a return on investment of less than two years Introduction Solid Waste Management in Greece has been remarkably upgraded during the last ...

  • SBR Wastewater Treatment Provides Large Clean-up on Small Site

    One of the largest capacity wastewater treatment plants in Europe is under construction on a small plot of land at Ringsend, on Dublin Bay in Ireland. Sequencing batch reactor (SBR) technology and 100,000 diffusers from ITT Industries' Sanitarie unit was selected to meet the challenging waste treatment needs for this site. When Dublin's wastewater treatment plant was built in the 1970s, it ...


  • 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

  • NFPA 820 Compliance in Wastewater Treatment Plants

    Wastewater treatment plants are essential structures in cities and small communities. Such facilities are closely monitored by several professional institutions, such as OSHA and the NFPA. When it comes to the latter group, guidelines set forth in NFPA 820 are regulations that dictate fire hazards in such facilities. Fire related accidents in wastewater treatment facilities are uncommon. However, ...


    By Larson Electronics LLC

  • 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

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