Found 387 results.

Comparative analysis of the flow and filtration capabilities of sediment retention devices—Part 2

April 1, 2021

…are a widely used best management practice (BMP) to provide sediment filtration from stormwater runoff while allowing water passage. However, SRD performance varies greatly in flow rate and filtration efficiency….

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Stabilizing Oyster Lake’s outfall

February 1, 2021

…30A’s 19-mile (31-km) bike path that runs along the famous Emerald Coast beach communities from Dune Allen to Seaside.  References The Blastic Project. (2016–2018). www.blastic.eu/knowledge-bank/impacts/toxicity-plastics. Accessed 11/30/20.  Project Highlights Stabilizing…

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Comparative analysis of the flow and filtration capabilities of sediment retention devices—Part 1

February 1, 2021

…are a widely used best management practice (BMP) to provide sediment filtration from stormwater runoff while allowing water passage. However, SRD performance varies greatly in flow rate and filtration efficiency….

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Kanai Resort shoreline protection and beach creation

February 1, 2021

…The oval-shaped, 15-foot (4.5-m) wide geotextile tube structure would run the entire shoreline, be installed to a height of 8.2 feet (2.5 m), and be completed by covering with a…

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Chair’s corner and GMA happenings

February 1, 2021

…the coal combustion residual (CCR) rulings from the Environmental Protection Agency (EPA) and the program’s funding levels in the 2021 Senate–Interior Appropriations bill. During these conversations, GMA promoted the establishment…

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The GMA Techline

February 1, 2021

…we can run on three layers cast line, then put recycled material in the middle. This may be good for a sustainability purpose, if we can include industrial waste, or…

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Bituminous geomembranes (BGM) for ponds in mining

February 1, 2021

…By Natalie Daly and Bernard Breul  FIGURE 1 RUSAL Alumina clarifier pond bituminous geomembrane (BGM) liner, Ireland Bitumen has emerged as a standard 20th-century waterproofing material in civil…

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Extreme direct shear testing

February 1, 2021

…typically only run at a testing temperature of 70°F ± 3.6°F (21°C ± 2°C). FIGURE 1a Photograph of circulation system, immersion heater and thermocouple The experimental design of this work…

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Lake Francis Dam maintenance with GCCM

December 11, 2020

…a sustainable water supply to the people of the region. Yuba County has historically endured devastating floods, due in part to Gold Rush-era hydraulic mining practices that washed millions of…

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Modest declines expected in 2021 transportation construction market, according to ARTBA

December 11, 2020

runway construction (7.2 percent), and port and waterway spending (12 percent). Bridge and tunnel construction was the exception, with activity falling 20 percent in 2020, reflecting several broader market trends,…

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