Found 292 results.

Geosynthetics Conference 2023 announces Robert M. Koerner lecture: A conversation with J. P. Giroud

October 1, 2022

Few names in the geosynthetics industry hold as much history as Koerner and Giroud. The Geosynthetic Materials Association has named J. P. Giroud, Ph.D., the recipient of…

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A new name and other exciting changes

October 1, 2022

…Sun Shading Expo North America, will take place October 12 through 14 in Charlotte, N.C. GMA Fall 2022 Lobby Days in Washington, D.C., follows on November 15 and 16, and…

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Liner system leakage estimations

October 1, 2022

Q: What is the anticipated leakage rate through a composite liner (i.e., geomembrane on low-permeability soil) system?  A: The best way to answer this is with data….

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Green MSE walls and erosion and sediment control applications

October 1, 2022

Figure 1. Badly eroded roadside slope adjacent to stream before restoration Mechanically stabilized earth (MSE) walls are becoming more common in today’s landscape. Keeping soil in place…

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Geogrid for Calgary road building

October 1, 2022

Spartan Road Grid™ surface view after installation. Photograph courtesy of Titan Environmental Containment Geosynthetic materials have proven their worth on (and below) surfaces across Canada, where they…

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Drainage geocomposites and PVC geomembranes for highway tunnel lining

October 1, 2022

Figure 1. Tunnel view after gunite application The original design for the primary lining system for the Driskos Twin Tunnel along the Egnatia motorway in Greece, consisting…

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Geomembrane destructive testing

October 1, 2022

Figure 1. Site 1 pond replacement For almost 40 years, the generally accepted destructive test rate for geomembrane seaming has been one sample for every 500 feet…

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Geogrid durability and cement

October 1, 2022

Q: I am searching for data or specifications pertaining to long-term degradation resistance of geogrid exposures to cement—more specifically, cement-treated soils. Your assistance would be greatly appreciated. …

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Underwater wick drain installation

October 1, 2022

Q: We have an underwater wick drain application in the Delaware River adjacent to the Delaware Memorial Bridge. S. T. Hudson Engineers Inc. is working with the…

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Designing Reinforced Soil Structures

October 1, 2022

Q: Why is strain compatibility important in designing reinforced soil walls? A: When designing reinforced earth structures, a vital aspect is the interaction between the reinforcement and…

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