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Bioreactor Trenches Improve Water Quality

July 14, 2016 - in Corporate, Renewal/Retrofit, Water

Water quality scientist Laura Christianson is working on a solution to the “dead zone”—an area with dangerously low levels of oxygen— in the Gulf of Mexico. Christianson lives over a thousand miles north of the Gulf in Illinois. But human activity…

To Save Water on Lawns, Throw Some Shade

July 14, 2016 - in Corporate, Maintenance, Sensors, Water

How much water does your lawn really need? A University of Utah study re-evaluated lawn watering recommendations by measuring water use by lawns in Los…

A Giant Quake May Lurk Under Bangladesh and Beyond

July 14, 2016 - in Analysis, Corporate

A huge earthquake may be building beneath Bangladesh, the most densely populated nation on earth. Scientists say they have new evidence of increasing…

Strut Efficiency-Based Design for Concrete Deep Beams Reinforced with FRP Bars

July 14, 2016 - in Uncategorized

In practice, concrete deep beams are commonly used when designing transfer girders or bridge bents (Photo 1). These elements are exposed to aggressive environments in northern climates, which cause the steel bars to corrode. So, researchers have examined the…

Dam Good! Beavers May Restore Imperiled Streams, Fish Populations

July 11, 2016 - in Corporate, Maintenance, Water

Utah State University scientists report a watershed-scale experiment in highly degraded streams within Oregon's John Day Basin demonstrates building beaver dam analogs allows beavers to increase their dam building activities, which benefits a threatened population…

Engineers Document New Structural Health Monitoring Technique

Aging, deterioration and extreme events like earthquakes and hurricanes can take a toll on roads, bridges and other structures. With damage and defects often invisible, the search is on for systems that can monitor the health of structures and alert their…

Transportation Planning Research Addresses Pre- and Post-Sandy Climate Change Adaptations

In October 2012, Hurricane Sandy wreaked havoc on the East Coast of the United States, leaving in its wake flattened dunes, chewed-up boardwalks, washed-out roads, twisted carnival rides, tangled power lines, sodden furniture and toppled cabanas. Scenes from…

Researchers Test Pig Manure as Road Pavement Additive

July 6, 2016 - in Corporate, Roads

Pig farmers around the world have a major complaint and it involves the ever-present challenge of what to do with the nearly 43 billion gallons of pig excrement, or manure, that is generated every year. Professor Elle Fini and a team of researchers at North…

Concrete Made from Dried Sewage Sludge

June 28, 2016 - in Corporate, Design/Engineering

Disposing sludge left over from treating sewage water is a major challenge for wastewater plants in Malaysia. While studies show that the volume of sludge is expected to rise, disposal options are limited due to strict environmental regulations, including…

Researchers Try to Cut Costs to Control Aquatic Invasive Plants in Florida

June 28, 2016 - in Corporate, Maintenance, Water

GAINESVILLE, Fla.—Of all the invasive plants in Florida’s waterways, hydrilla costs the most to contain -- $66 million over a seven-year period, a University of Florida Institute of Food and Agricultural Sciences researcher says. But UF/IFAS researchers…