manhole inspection system Articles

  • Crawler Size: The Right Investment for the Right Pipeline Inspection Application

    As with any maturing technology, the inspection crawler market has evolved from a handful of basic models to a vast array of configurations, each uniquely adapted for nearly any pipeline inspection application.For buyers, this can also be a double-edged sword since finding the right crawler among the myriad of choices can require research, forethought, and inevitably some compromise. So, here are ...


    By Envirosight LLC

  • Seven Maintenance Considerations for Stormwater Filtration Systems

    All stormwater BMP’s will require maintenance at some time or time interval. Long-term maintenance costs and maintainability are very important considerations. Here are some other things you should consider when discussing maintenance of your stormwater filtration system. 1. Evaluate availability of maintenance contracting. It is the nature of filters to occlude with ...

  • Whittier in Frederick, Maryland - Storm Water Treatment Underground Systems Meet Regulatory Requirements

    The Assisted Living Project at Whittier in Frederick, M.D. is a 6.3 acre retirement community situated next to Whittier Lake. Planned by Fox & Associates, it included special design considerations for a cost-effective and attractive means of treating stormwater. To detail the Whittier site, it is comprised of a retirement assisted living facility which is 19,151 sq. ft., a retirement medical ...


    By BaySaver Technologies, Inc.

  • pipe fitting mold, irrigation piping system, irrigate fitting mould

    China pipe fitting mold, pipe fitting mould, mould, mold, moulds, molds, tool, plastic mould, plastic mold, injection mould, injection mold, pipe mould, pipe mold, fitting mould, fitting mold, PVC mold, PVC mould, PVC pipe mold, PVC pipe mould, PVC fitting mould, PVC fitting mold, PVC pipe fitting mold, PVC pipe fitting mould, PVC collapsible core, PVC ...


    By Focare Mould Co.,Ltd.

  • Twenty Years of Combating FOG and Tree Roots: Lessons Learned by the City of Edmonton, Alberta Canada

    The wastewater and stormwater collection system in the City of Edmonton Alberta, Canada serves a population of over 700,000 and services an area of approximately 700 km2 (270 square miles). Drainage Services of the Asset Management and Public Works Department is responsible for the management of the wastewater and stormwater infrastructure in the City of Edmonton. The collection system consists ...

  • 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

  • The role of robotics in the trenchless industry

    The official definition of a robot is “a machine or device that operates automatically or by remote control,” yet this does not really define the information and functions that the robots in the Trenchless Technology industry provide to engineers from local water authorities, municipalities and It can be argued that the first step towards what we know today as ‘robots’ was the use of tube ...


    By KATE PMO AG

  • A new vision on the condition of city of Toronto’s sewer networks

    Situation And Objectives After the amalgamation of Toronto in 1998, Toronto Water – the department in charge of managing the combined infrastructure systems – was mandated to consolidate all underground facilities data and centralize sewer inspection processes on behalf of the newly merged city. Ten years later, a great deal of work in this regard remained undone. It was a ...


    By CTSpec Inc

  • Mononov provides stormscreen protection for lake district beauty spot

    The station’s existing screens had previously caused system blockages that posed a threat of subsequent flooding. Looking to install an extra level of screening into the system, United Utilities were impressed by the flow-powered operation and the selfcleaning action offered by the SC1A15064 Mono Stormscreens. “The Bowness CSO overflow chamber is located under a main road and accessed via a ...

  • Process to Estimate Sanitary Sewer Pipe Remaining Life Provides MWWSSB Remedial Decision Information

    ABSTRACTA condition assessment study for the Water Works and Sanitary Sewer Board of the City of Montgomery’s (MWWSSB’s) West Catoma Interceptor (WCI) was conducted in 1998 and 2003. The WCI was evaluated in 1998 using core sampling, closed-circuit television, and manhole (MH) inspections. Approximately 193 MHs and 65,000 linear feet (LF) of pipe were inspected. A subsequent study conducted in ...

  • Atlanta upgrades to InfoWorks CS to aid environmental program

    The City of Atlanta, Georgia, in the USA, has purchased InfoWorks CS to help it meet stringent US Environmental Protection Agency (EPA) and Georgia State Environmental Protection Division (EPD) requirements for discharge of its wastewaters to the Chattahoochee River. The Chattahoochee, one of the smallest rivers in the US supplying a metropolitan area, provides 80% of the city’s water needs. ...


    By Innovyze

  • Pearl river valley water supply district case study

    Performance History and Discussion In-Pipe Technology implemented the first phase of a collection system Professional Services Program in 2001. Beginning in 2002, additional collection system basins were added to the services program. Currently, the treated areas include the North and South shore of the Pelahatchie Bay, the Main Harbor, and two Lagoon Waste Water Treatment Plant (WWTP) ...

  • 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 ...

  • Maintenance for septic tanks

    Septic tanks are widely used for on site sewage treatment for domestic homes which are not connected to the sewer system. Little attention is given to the septic tank until there are problems such as smells or poor drainage or ponding on the surface. A little maintenance of the septic tank can be very helpful in maintaining performance of the septic tank. The outflow from a septic tank percolates ...


    By Biofuture Ltd

  • SMF4 case study 2

    Sewer Misconnection Survey Date: March 2010 Location: Edgebaston Birmingham UK Purpose: To test the application of the SMF4 portable fluorimeter in the detection and quantification of organic pollution from faecal matter in Surface water Sewers. Background STS was invited independently by the Environment Agency and Severn ...


    By Safe Training Systems Ltd

  • Rehabilitation of a Large Semi-Elliptical Sewer

    ABSTRACTThe Sanitation Districts of Los Angeles County (Districts) own, operate, and maintain a wastewater treatment and collection system that includes approximately 1300 miles of sanitary sewers ranging from 6 to 144 inches in diameter. A portion of the Districts’ Joint Outfall “A” Trunk Sewer was constructed of cast-in-place reinforced concrete having a semi-elliptical cross section and ...

  • 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

  • Emergency response and clean-up of a diesel leak: manufacturing facility

    Project: Emergency response and clean-up of a diesel leak Client: Confidential manufacturing company Services: Emergency response planning, environmental assessment, regulator liaison, remediation design Summary: Through rapid site characterisation and expert decision making ESI minimised the environmental damage ...

  • An Infrastructure Grows · Decentralized Treatment and Recycling Domestic Wastewater

    THE TERM, “decentralized waste-water management,” refers to the process of treating and discharging treated wastewater in the local vicinity where it is generated. Decentralized systems typically use the soil as the final receptor of the treated wastewater instead of discharging to surface waters, which are generally the receptors of treated wastewater from larger centralized treatment plants. ...


  • 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

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