Geosynthetic Reinforcement: A Sustainable and Economic Solution for Texas State Highway 21, Part 2

June 26, 2025  |  Case Studies, Features

With such proven confidence in the geosynthetic-reinforced asphalt overlay design, TxDOT considered rehabilitation of another stretch of SH21 roadway in Bastrop County.
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GSI moving operations to Georgia Tech

June 24, 2025  |  Features, GSI News, News

The Geosynthetic Institute (GSI) is transitioning from Folsom, Pa., to the campus of Georgia Institute of Technology (GT) in Atlanta, Ga., at the end of 2025.
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Geosynthetic Reinforcement: A Sustainable and Economic Solution for Texas State Highway 21, Part 1

June 2, 2025  |  Case Studies, Features

The Texas State Highway 21 (SH21) spans through 12 different counties between San Marcos, Texas, on the west and the Texas-Louisiana border on the east, measuring approximately 500 km (310 miles). Most of this roadway has been constructed over an expansive subgrade soil with very high swell-shrink p…
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Top 4 factors to consider when specifying and designing geomembrane systems for high-temperature applications

May 15, 2025  |  Features

In Part 1, we looked at how an engineer might encounter a containment application at elevated temperatures. The mechanisms that could cause more rapid chemical reactions were also reviewed and elevated temperature was noted as one of the major drivers.
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Bringing new and existing geosynthetic products to market

May 8, 2025  |  Features

There are many challenges involved in bringing a new product to market. Here are the stories behind some companies that are inventing new products or introducing existing products to new markets.
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Trends in geosynthetics

April 1, 2025  |  Features

All types of geosynthetics are experiencing heightened interest from a spectrum of industries that are seeking out and using these solutions. This is happening mainly in response to environmental pressures but also due to increased infrastructure activity that has sharpened the need for geogrids, ge…
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2025 Premier Product Showcase

April 1, 2025  |  Features, Premier Product Preview

Here is your first look at some of the new products and services that will be available from companies in 2025. 
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Upper Chiquita Reservoir update

October 20, 2024  |  Case Studies, Features

This article is a review of the Upper Chiquita Reservoir project originally constructed in 2011 and today remains one of the largest and most challenging potable-water liner and geomembrane floating cover projects installed in the United States. The reservoir liner and floating cover have been in op…
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Ballast preservation system still providing protection against ballast fouling

October 10, 2024  |  Case Studies, Features

In February 2023, Geosynthetics magazine published a feature article titled “Innovative solution for ballast fouling.” The feature focused on the phenomenon of ballast fouling where mud from saturated soil conditions migrates up into the sub-ballast and ballast material in rail applications. The…
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The role of a biaxial geogrid in subgrade stabilization

October 1, 2024  |  Case Studies, Features

In the civil engineering discipline, the challenge of constructing durable and cost-effective roadways over problematic soils is a common yet complex issue. High-plasticity clay subgrades, known for their susceptibility to moisture and subsequent weakening, pose significant hurdles. Traditional meth…
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