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Despite today's access to advanced technologies and superior products, collapses, overflows, and other costly events continue to occur. Money that could be directed toward building new infrastructure gets diverted, sometimes to more visible projects. The solution, or at least part of it, resides in...
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As Reno, Nevada, grew over the past decade, the strain on its municipal sewage system grew as well. That's when the city's sanitation engineering division stepped in.
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As part of its role as program manager and engineering consultant to Houston's Surface Water Transmission Program, Lockwood, Andrews & Newnam Inc. (LAN), Houston, has collaborated closely with the city's Design Branch on a series of emergency repairs to large-diameter water pipelines. During three...
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Not long ago, farmers who hauled their crops to market built new roads using nearby materials. So it was with a road now called County Trunk Highway (CTH) S in northwestern Racine County, Wis. The north-south highway connects the village of Wind Lake with CTH K to the south, a distance of about 3...
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For American water and wastewater utilities, change is inevitable and unrelenting. Although their fundamental responsibility remains to provide safe, reliable, affordable, and secure systems that protect public health, the environment, and quality of life, changes in society and the global business...
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When you visit a water plant, what image are you left with? Depending on your experience, you may envision a building pulsating with the noise of pumps and motors; a vast array of tanks filled with water; or a large room of pipes and computer screens with red, green, or yellow lights. When I enter...
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Future permit limits are a genuine concern for those in wastewater treatment—especially total nitrogen (TN) limits. Most forecasters predict TN limits will be cut from the current 5 to 10 mg/L range down to somewhere around 3 mg/L. However, TN removal is not new; development of treatment systems...
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Many areas within Florida's Orange County contain secondary outfalls that discharge into landlocked lakes. The county has no easement agreement or right of way (ROW) for these outfalls, which historically conveyed floodwater from upstream areas where most of the stormwater system predates...