Ocean City, N.J., plans more geotextile tubes to protect beaches

February 17, 2021  |  Case Studies

By Maddy Vitale In a continuing effort to protect Ocean City’s beaches from coastal storms that chip away at the coastline, the New Jersey city is moving forward with plans to install another barrier in the areas most vulnerable to erosion. Geotextile tubes are gigantic sock-like cylinders made of…
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Layfield USA completes two CSPE reservoirs

February 15, 2021  |  Case Studies

Layfield USA Corp. announced the completion of the supply and installation of a chlorosulfonated polyethylene (CSPE) liner and floating cover system as part of a refurbishing and upgrade project for Pittsburgh Water & Sewer Authority’s (PWSA) Lanpher Reservoir. The Lanpher Reservoir is a doubl…
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Conductive liner for a copper mine reservoir

February 5, 2021  |  Case Studies

At a large copper mine in the U.S., a lined stormwater reservoir needed to be constructed for containment of runoff and process water. The integrity of the reservoir liner was critical as failure could result in contamination of groundwater. Solmax installed a double liner system, using Leak Locatio…
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Stabilizing Oyster Lake’s outfall

February 1, 2021  |  Case Studies

Preserving a unique ecosystem with an environmentally friendly solution By Drew Loizeaux Coastal dune lakes are freshwater lakes located within 2 miles (3.2 km) of an ocean coastline. These rare ecosystems are only found in a handful of locations around the globe, including Madagascar, New Zealand, …
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Bituminous geomembranes (BGM) for ponds in mining

February 1, 2021  |  Case Studies, Features

By Natalie Daly and Bernard Breul  Bitumen has emerged as a standard 20th-century waterproofing material in civil and water engineering in the form of bituminous concrete, asphalt and bituminous geomembranes. The first applications of bituminous geomembranes (BGM) were in France in 1975 near Gr…
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Base stabilization at Port of Invergordon, U.K.

January 18, 2021  |  Case Studies

A new 365,973-square-foot (34,000-m2) container area was required in the Port of Invergordon, U.K. The area was constructed as an unbound pavement with a crushed gravel surface. Presto GeoSystems GEOWEB geocells presented an excellent solution to minimize the overall cross-section depth through its …
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Presto GEOWEB slope protection with ATRA Tendon Clips

December 15, 2020  |  Case Studies

In North Yorkshire, U.K., 20 months of work has been completed by Balfour Beatty on a $21 million (£16 million) scheme to stabilize the cliff between Scarborough Spa and the Esplanade on Scarborough’s South Cliff. The South Cliff Slope Stabilization Scheme involved piling along the rear of the sp…
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Lake Francis Dam maintenance with GCCM

December 11, 2020  |  Case Studies

By Kurt Chirbas The Yuba Water Agency in Yuba County, Calif., was established in 1959 to reduce flood risk and provide 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 …
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Modest declines expected in 2021 transportation construction market, according to ARTBA

December 11, 2020  |  Case Studies

The U.S. transportation construction market is expected to shrink 5.5 percent next year, driven primarily by the severe economic recession caused by the coronavirus pandemic, according to the American Road and Transportation Builders Association’s (ARTBA’s) annual forecast. Overall, the value of…
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TRB webinar: Celebrating TRB’s centennial by exploring the future of transportation research

November 3, 2020  |  Case Studies

What is the future of transportation research and what is TRB’s role in that future? Learn from our panel of experts about how the scale and scope of TRB’s activities expanded steadily over the last 100 years, and what we might expect in the transportation field during the next 100 years. Join u…
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