manhole cover Articles

  • The HERMES TECHNOLOGIE System For Manhole Cover Repair And Regulation On Streets

    The Problem Due to the heavy traffic or because of mistakes in the past construction and using wrong materials, we have the problem that manhole covers will collapse. On this way they become a dangerous area for the daily traffic. The Solution HERMES TECHNOLOGIE developed a System for easy workmanship including special materials and machines for ...


    By HERMES Technologie Ltd.

  • How Tempe Controls Manhole Odors

    Untitled Document Summary: The adjacent cities of Tempe and Mesa, Arizona, rely on a combined wastewater collection system comprising 434 miles of sanitary sewer lines and more ...


    By Calgon Carbon Corporation

  • Balancing growth and conservation - Precast concrete manholes become part of the stormwater solution

    When American Fork, Utah, decided to approve construction of a 175-acre commercial center, the city engineers had to consider the environmental effect it would have on a 45-acre wetland right next door. Under the EPA´s Phase II Storm Water Rules, adapted in late 1999, almost any city large enough to require a storm sewer system must balance growth with the environmental impacts of ...


    By BaySaver Technologies, Inc.

  • M-Coating – drain & sewer spraylining the economical solution to manhole shaft renovation

    M-Coating – Procedure for renovating a manhole shaft using ERGELIT Kombina KS M-Coating is a new, innovative renovation technique for both round and rectangular drainage shafts from 500mm to 1200mm. It is based on over 15 years of the Hermes company’s experience. Using this centrifuge spray technique, walls of shafts up to 10 metres deep can be coated to a realistic thickness. ...


    By HERMES Technologie Ltd.

  • 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 ...

  • Shaw Pipeline - Case Study

    OEM mods allow upsize of 40-foot stretch of sewer pipe beneath busy downtown intersection Challenge Upsize 40 critical feet of 8-inch clay sewer main to 14-inch HDPE beneath a busy downtown intersection, without resorting to excavation. Solution We significantly modified our M100 puller to fit inside a ...


    By TRIC Tools Inc.

  • 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.

  • 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

  • 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

  • Klargester Cesspools provide a reliable, economic and efficient solution to your sewage disposal needs

    Klargester Cesspool provides a reliable solution for locations without mains drainage, where the discharge of treated effluent is not permissible due to unsuitable ground conditions, or where infrequent or seasonal use, such as a holiday home, would prevent the successful functioning of a BioDisc/AirFlow packaged treatment plant, for example. Quality and reliability at a competitive ...


    By Kingspan Environmental Ltd

  • Case study - TV personality in the chilterns

    The GRAF Carat 6500 litre underground tank is installed under a spacious patio at the back of the house and the manhole cover is decked in the same sandstone slabs as the rest of the surface. The Site A television personality, whose identity is not published at his/her request, is delighted with the rainwater harvesting system at their new-build home in a quiet village in the ...

  • The impact of network simplification on property flood risk predictions

    A recent project, set up to compare the merits of simplified and desimplified models in InfoWorks CS, has proved that the solution’s fast and robust simulation capabilities are now so advanced that highly-complex models can provide far greater accuracy at competitive speeds than smaller, simpler models. As the water industry moves towards a risk-based approach to flooding, the existing ...


    By Innovyze

  • WaStop Access protects residents in Lewiston NY, USA - Case Study

    Location: Lewiston New York, USA Client: City of Lewiston Problem: The effect of combined sewers (combined wastewater and storm water) and an area prone to flooding from the Niagara River, a section of Upper Mountain Rd in Lewiston New York have experienced repeated flooded basements. On a visit with Jeffery Ritter of the City of Lewiston, Bob ...


    By Wapro AB

  • 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

  • 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 ...

  • Installing gravity sewer in tough Georgia rock

    It took a contractor who was receptive to an innovative new installation approach, a good deal of patience and a whole lot of determination — after two previous attempts by other contractors using drills and air hammers were unsuccessful — to finally conquer a pesky 800-foot (243.8 m) stretch of tough Georgia blue granite. Hence, project owner Coweta County Water and Sewer Authority ...


    By Vermeer

  • Assessment and improvement planning for the Rochdale South sewerage system

    Rochdale South is a predominantly residential suburb south of the Queensland capital city of Brisbane. It has a total population of 10,680 and a sewerage system catchment area of 580ha. The sewerage system includes five pumping stations which forward sewage flows to a downstream treatment plant. Rochdale South comes under the jurisdiction of Logan City Council, and Logan Water is the body that ...


    By Innovyze

  • Pumping wells & sewage lines case study

    Dorset Council - Bioremediation of Sewerage System The Dorset Municipality situated in the North East of Tasmania covers an area of 3196 km2. It comprises 14 townships, 10 water schemes and reticulated sewerage schemes for its two largest townships, Scottsdale and Bridport. Their populations are 1922 and 1234 respectively. Bridport’s population increases to approximately 6000 over ...


    By Cleveland Biotech Ltd.

  • Case study - Kitchen extension in London

    This small detached house in North West London has enough roof to collect useful quantities of water and the owners have already shown that they are saving money. The Site Marilyn and Gerry Devine’s installation shows that you do not have to own a huge property to be able to benefit from rainwater harvesting. Their small detached house in North-West London has enough roof to ...

  • 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

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