Associated General Contractors of America says construction spending in November increased

January 5th, 2022

Association officials call on Congress to promptly enact funding to fulfill promises for wide range of highway, transportation and other public sector projects included in recent bipartisan infrastructure bill. Total construction spending increased in November compared to levels in October and a year earlier, as gains in private residential and nonresidential projects outweighed decreases in […]

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How pavements become more resilient with interlayers

January 4th, 2022

By Andrew Dietz, Creative Influence LLC  Fragmentation and time breakup of yellow center line on old asphalt road (shallow depth of field). Photograph courtesy of Tensar Americas At first blush, the Biden Administration’s infrastructure bill appears to be very good news for road contractors. Clocking in at more than one trillion dollars, it holds the promise […]

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Fabricated Geomembrane Institute to stage webinar on textured geomembrane/nonwoven geotextile interfaces

January 3rd, 2022

Photograph courtesy of Layfield Group Ltd. The Fabricated Geomembrane Institute (FGI) will present a webinar, “Behavior of Textured Geomembrane–Nonwoven Geotextile Interfaces,” on Jan. 13, 2022, beginning at noon CST. The webinar is free for industry professionals and students, and 1 professional development hour (PDH) is available. The webinar will provide insight into the post-peak strength […]

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Transitioning the mining industry to sustainability with geosynthetics

December 31st, 2021

By Michael Dickey, P.E., Director, Presto Geosystems Geocells at a mining site. Photograph courtesy of Presto Geosystems Mined materials are essential to our everyday lives. We use these valuable minerals in nearly every sector of the economy—they are necessary to construct roads and buildings, manufacture vehicles, build computers and generate electricity. Additionally, the mining industry […]

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Geotextile covers preserve glacier resources

December 30th, 2021

How geotextiles preserve natural snow and ice from melting in summer In this photograph, the geotextile-covered glacier to the right shows approximately 14.8 feet (4.5 m) of snow from the last winter season. To the left, an area that was not covered shows that the snow has melted down to the bare rocks. Photograph courtesy […]

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Pavement base reinforcement with geocells and geotextiles at a railway distribution facility

December 29th, 2021

Installation of geotextile and GEOWEB panels. Photograph courtesy of Presto Geosystems In 2018, BNSF Orillia Railway began making extensive upgrades to its automotive distribution facility in Renton, Wash. The upgrades were required to support the increased demand for new automobiles. As new-car sales soared, so did the demand for rail capacity for vehicle shipments arriving […]

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Fabricated Geomembrane Institute issues guideline for desert installation of fabricated geomembrane panels

December 28th, 2021

Fabricated geomembranes at a lithium mine in Chile. Photograph courtesy of the Fabricated Geomembrane Institute The Fabricated Geomembrane Institute (FGI) has issued this guideline to provide recommendations for installation and maintenance of fabricated geomembrane panels in desert environments, such as desert mining applications in North and South America. Guidelines for deploying geomembranes in elevated temperature […]

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Slope stability with geocells at a New Zealand playground

December 27th, 2021

Photograph courtesy of Cirtex Aronia Park is a colorful new playground in South Auckland, New Zealand, that includes two multihued slides. The challenge arose with the specified topsoil thickness for the steep slope beneath the slides. There was a risk of the slope soil sliding off and requiring costly repair. Greenscene, the contractor, approached Cirtex […]

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International Geosynthetics Society announces call for candidates for IGS Council and officers

December 24th, 2021

The International Geosynthetics Society (IGS), in accordance with its bylaws, will hold elections in 2022. IGS members will have the opportunity to elect nine council members, a president and a vice president. Each of the elected members will serve a four-year term, beginning on Sept. 3, 2022. The council is the governing body of the IGS, […]

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GSI to host webinar on geosynthetics in hydraulic applications

December 23rd, 2021

A 30-mil (0.8-mm) polyvinyl chloride (PVC) geomembrane with a 10-ounces-per-square-yard (339-g/m2) nonwoven geotextile cushion is installed for a stormwater/erosion control project in Harrisburg, Pa. Photograph courtesy of ACF Environmental The Geosynthetic Institute (GSI) will sponsor a webinar, “Geomembranes in Hydraulic Applications (dams, canals, reservoirs, tunnels, pipes),” on Jan. 12, 2022, from 11:30 a.m. to 1 […]

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