Geocomposite lines Anchorage Regional Landfill expansion project

December 13, 2021  |  Case Studies, News

In 2020, the Solid Waste Services department (SWS) of Anchorage, Alaska, expanded the Anchorage Regional Landfill’s capacity by adding a new cell 9 and tying it to several existing cells in close proximity. Alaska Aggregate Products LLC (AAP) was awarded the geosynthetics and piping contract, and …
Propex stabilizes the Des Moines River’s bank with geosynthetics systems

November 18, 2021  |  Case Studies, News

The West Fork of the Des Moines River in Palo Alto County, Iowa, had experienced years of erosion and flooding. From 2006 to 2019, the riverbank had receded up to 215 feet (65.5 m) in the middle of the bend. Approximately 3 acres (1.2 ha) of soil had been lost during that time span, and … <di…
Caltrans bets on Tensar geosynthetic-reinforced chip seal for pavement

November 4, 2021  |  Case Studies

by Dennis Rogers, Pavement Maintenance Regional Manager: California, Tensar Corp. Serving as the district maintenance engineer for Caltrans’ District 9 (Bishop) for more than 22 years, John Fox has overseen thousands of miles of pavement-preservation treatments, including polymer-modified, gap-gra…
NAUE geosynthetics secure German road embankment over old mining area

November 2, 2021  |  Case Studies

The German federal highway B91 between the cities of Deuben and Werschen in Germany is a collector road with access to the A9 motorway. The subsoil risks resulting from past lignite mining activities represent an enormous challenge in the region. Subsidence has occurred regularly. Solution In the ar…
Hawaii geosynthetic highway drainage application

October 26, 2021  |  Case Studies

Tiltex 7B geosynthetic cementitious composite mat (GCCM) was recently specified by the Hawaiian Department of Transport for a highway roadside drainage upgrade project. Due to its ease of application to existing road infrastructure and hot asphaltic road surfacing to Tiltex 7B, fast application time…
Geosynthetics combine to create stiffened trackbed in Scotland

October 25, 2021  |  Case Studies

The Borders Railway is the longest new domestic railway to be constructed in Britain in more than 100 years. Four new stations in Midlothian area and three in the Scottish Borders region have reduced journey times between Tweedbank and Edinburgh to less than one hour from nearly two and one-half hou…
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Energy industries use HDPE liners for flowback water evaporation/recycling ponds

October 1, 2021  |  Case Studies, Features

The problem to be solved is the disposal and recycling of millions of gallons of production water (brine water) and flowback water annually generated from the oil and gas industry in an environmentally safe, less costly and efficient manner. A technology that is effective and safe is the evaporation…
Raven salt gradient solar pond geomembrane for distilling brine water

September 30, 2021  |  Case Studies, Products

Freshwater supplies are a worldwide issue for many areas in relation to access and availability. Geosynthetics have long been a significant factor in environmental water containment solutions. Solar Power & Water pond systems are designed and marketed to address freshwater shortages, agricultura…
Resilient flood mitigation protects Louisiana levee system

September 24, 2021  |  Case Studies, Products

By Lee Pierce, Vice President of Engineered Systems and Business Development, Propex Operating Co. LLC Sixteen years to the day after Hurricane Katrina slammed into Louisiana, Hurricane Ida made landfall just 40 miles (64 km) down the coast. In addition to their date and location, these storms …
Presto slope protection system beautifies new Olympics museum

September 22, 2021  |  Case Studies, Products

Every year, visitors from around the world travel to Colorado Springs, Colo., to hike the 130 miles (209 km) of trails or drive through the twisting canyons and winding mountain passes. But Colorado Springs now has much more to add to the trip itinerary. In 2012, the Colorado Springs City of Champio…