used remediation system Magazines & Journals
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Sharp (Trouble) shooting
Automatic control valves often are viewed as simple pieces of equipment. They open, close, or modulate to control water pressure, flow, level, or pumps. Automatic control valves are found all over the world for use in irrigation, fire protection, aviation, building trades, and waterworks distribution systems to ...
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Digging Deep for Community Acceptance
It is crucial to consider the public in public works. Wastewater system improvements — especially tunnels — require an understanding and acceptance from those most affected, and project success often hinges on effectively soliciting and addressing construction concerns around areas where people ...
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Complex dewatering project at mixed-use development
TerraFirma Earth Technologies completed the installation of temporary dewatering and ground-water treatment systems for Revé – a highly anticipated mixed-use development community in Boulder, Colorado. Located across from the new Google complex, the project was started in 2015 with projected ...
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Flattening the (Diurnal) Curve
Most sewer flows are characterized by repeatable diurnal patterns that vary across weekdays, weekends, and holidays. Differences in land use also are apparent, and distractions and disruptions of daily life often can be observed. The coronavirus pandemic has touched all of us in some way. Normal is simply not ...
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Keeping pace with mother nature
Florida's Lake Worth Drainage District in the US maximized its capacity to manage stormwater flows by deploying the SmartCover Systems flow monitoring devices and platform. ...
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Disaster resiliency plans using WaterGEMS modeling
The Philippines, an island located in the Pacific Ring of Fire, experiences frequent earthquakes, volcanic eruptions, and typhoons that cause catastrophic losses. The Philippines are threatened by an average of 20 typhoons every year, with 10 making landfall and five reaching superstorm proportions. In 2009, the deadliest season in decades, Typhoon Ketsana left more than 670 dead and $237 ...
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Best practice approach delivers integrated solutions for complex water problems
Understanding the complex relationships among a number of interconnected water systems–piped networks, treatment facilities, highway runoff, and wetlands–calls for a best practice methodology that can help deliver an integrated solution to address multiple problems for multiple stakeholders. The ...
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Deep tunnels: Never maintenance-free
Although tunnels have been used for decades, more utilities are exploring how deep tunnel systems can be integrated with existing wastewater infrastructure given recent technological advances in inspection and monitoring. The authors share lessons learned by several major utilities regarding maintenance in their ...
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Pilot tests demonstrate impressive results for BioViper at brewery
Wastewater management is one of the most important, yet least talked about aspects of food and beverage manufacturing – especially when it comes to environmental impact. A new wastewater treatment system, Baswood BioViper, is designed to treat high-strength wastewater streams using lower energy ...
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The MS4 program at a crossroads
Scott Taylor, Senior Vice President of Michael Baker International, shares his perspective on changes and trends in the stormwater sector, particularly the Municipal Separate Storm Sewer System (MS4) stormwater ...
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US EPA facilitates Draft National Water Reuse Action Plan
Historically, the EPA’s involvement in water recycling has been somewhat limited, focusing primarily on the production of its Water Reuse Guidelines, last published in 2012, as well as a Potable Reuse Compendium published in 2017. That limited approach is now changing, however, as the EPA takes significant steps to map out and institutionalize its water-reuse-related ...
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Using community science to fight against marine plastic
An outreach program in Wellington, New Zealand, has inspired freshwater and marine education programs (citizen science) for schools and communities in the greater Wellington region. One of the programs involves students who actively monitor at-source gross pollutant traps treatment devices, which helps increase awareness of stormwater management issues. ...
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Peak Flow Projections
Keep up data collections to assist engineers with developing the best sanitary collection ...
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Advanced tank design and materials expand onsite applications
Tanks as simple storage vessels have always been a fundamental part of water and wastewater systems. However, the growing demand for decentralized wastewater treatment has resulted in the development of a far wider range of tanks that use a variety of materials offering specific benefits for different ...
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Harnessing the power of stannous
Safe drinking water and wastewater services are vital to public health. However, as the pace of investment in water systems continues to fall behind, many water treatment systems struggle to consistently deliver reliable, high-quality water that meets regulatory ...
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Barriers to LID
Low impact development has increased in familiarity and implementation as an alternative practice for stormwater management in the past decade, according to a recent survey conducted by the Colorado Stormwater Center in the US. The author discusses its findings. ...
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Making a strong business case for green infrastructure
A comprehensive analysis of the proposed Mirabeau Water Garden project in New Orleans, Louisiana, US found significant financial, social, and environmental benefits thatprovide a strong business case for investing in the flood reduction project. ...
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2020 National Water Policy Fly-In to focus on stormwater management issues
On April 27-28, 2020, water professionals and clean water advocates from the US will convene in Washington DC to make their voices heard during the annual Water Policy Fly-In. The article covers the event's activities and issues that will be discussed. ...
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Combined approach provides optimum solution for growing systems
Engineers, municipal health officials, and regulators need innovative wastewater treatment, collection, and dispersal solutions in order to sustain the environment and smart community growth while protecting public ...
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Nitrogen-reduction treatment systems for long-term operations
The need for nitrogen-reducing wastewater treatment systems has become more common in the past few decades due to various environmental concerns, including eutro-phication, oxygen depletion, and toxicity to aquatic organisms in lakes and streams. The addition of nitrogen removal to any wastewater treatment ...
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