sewer system evaluation survey Articles

  • Pipeline Zooming for a Comprehensive Infrastructure Survey.

    Time, budget and resources often keep a municipality from maintaining comprehensive, up-to-date information on water and sewer pipeline conditions. Without a complete understanding of their infrastructures, municipal supervisors cannot properly prioritize and schedule maintenance activities. As a result, emergencies—backups, collapses, and overflows—happen unexpectedly, and must be dealt with on ...


    By Envirosight LLC

  • Delivering an Enhanced Sewer Condition Prioritization Process

    SCREAM™ is a sewer and manhole condition assessment tool developed by CH2MHill. It has been built into Wallingford Software’s InfoNet asset management solution as one of the standard choices for sewer and manhole condition grading. There is emphasis across the collections systems industry worldwide for sewer condition prioritization methods and manhole condition ranking. Although currently the UK ...


    By Innovyze

  • 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

  • InfoNet Provides an Ideal Solution for CMOM and GASB 34 Compliance in the United States

    CMOM: a best practice framework CMOM (Capacity, Management, Operations, and Maintenance) is a flexible, dynamic set of regulations from the Environmental Protection Agency of the United States that enables municipalities and utilities to identify and implement accepted wastewater industry best practices and promote proactive asset management. It aims to achieve a number of goals: Better ...


    By Innovyze

  • SWater`s Pills

    In an urban/industrial wastewater treatment plant is not always possible to evaluate  the pollutant load, through surveys and direct measurements in situ (usually expensive) of the scale and the relative concentrations of pollutants. In the case of indirect evaluation, the hydraulic load in the sewer or the flow of wastewater to drain and to convey to a treatment plant, is estimated from the ...

  • Estimation of total nitrogen transport and retention during flow in a catchment using a mass balance model incorporating the effects of land cover distribution and human activity information

    The load of total nitrogen (TN) in stream water was surveyed in the Nagara River Basin (2,000 km2), central Japan. Multivariate analysis placed the TN data in an environmental and social context, relating TN to land use conditions such as geologic features, population density, and percentage of the population using the sewer system. Multivariate analysis was used to examine relationships among ...


    By IWA Publishing

  • InfoWorks measures up for Cherokee County

    Untitled Document ...


    By Innovyze

  • Hydraulic modeling trends in 2003

    It is traditional as a New Year dawns to review the old year and draw some conclusions. Not to be left out, we asked a number of our industry experts to reflect on key developments in their area of specialism based on their observation of the activities and issues facing users around the world during 2003. We cover in turn each of our key areas – Collection Systems, Water Supply, River Systems, ...


    By Innovyze

  • Model success for Melbourne Water

    Untitled Document Melbourne Water ...


    By Innovyze

  • 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

  • Green Roof Media Selection for the Minimization of Pollutant Loadings in Roof Runoff

    ABSTRACTStormwater is a leading cause of water quality impairment in estuaries like the Chesapeake Bay. Green roofs are a potential best management practice for urban areas where land for traditional stormwater practices is unavailable. They are aesthetically pleasing, with excellent water retention ability. However, it is unknown how effective they are at treating stormwater. Typical media ...

  • CMOM Workshop, Austin, Texas - Capacity Assurance by Metering and Modeling

    Untitled Document Why is flow metering important? ...


    By Innovyze

  • On-Site Food Waste Pretreatment

    Guide to equipment and systems for businesses, institutions and venues that manage food waste on-site. Businesses, institutions and venues that generate large volumes of food waste have an increasing number of options to manage this organics stream, starting with tools and knowledge to prevent and reduce what is generated in the first place, followed by donation of excess and prepared ...


    By BioCycle Magazine

  • Increasing efficiency with permanent leakage monitoring - Case study

    Abstract In this paper information from Water Authorities in the USA, Europe, Middle East and Australia that have purchased permanent monitoring leak detection equipment is reviewed and the findings are presented in a structured format that covers the following: Justification for permanent monitoring Evaluating the different product offerings Selecting the ...


    By Gutermann AG

  • Working in confined spaces: did you cover your risks?

    Most industrial facilities have confined spaces. They often get overlooked because access to them is rare. Not surprisingly, many facility managers believe there is no particular reason for concern.  The awakening could be a rude one, as several managers have faced criminal prosecution and substantial fines as a result of fatal accidents. The issue of work in confined spaces is a historical ...

  • Conducting The Phase I Assessment - Records Review

     This is the second in a series of five articles relating to conducting Phase I Environmental Site assessments. Each article attempts to give the reader a thorough understanding of a specific aspect of the Phase I process and Clayton’s commitment to meeting or exceeding the requirements of ASTM Standard E 1527 Standard Practice for Environmental Site Assessments: Phase I Environmental Site ...


  • Odor Control Advances at Composting Facility

    The Rockland County (New York) Cocomposting Facility began operations in February, 1999, processing biosolids from the five publicly owned treatment works (POTWs) in the county. The Rockland County Solid Waste Management Authority (RCSWMA) owns the facility, but contracted with Waste Management of New York to design, build and operate (DBO) the 110 wet tons/day agitated bin composting facility ...


    By BioCycle Magazine

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you