Geosynthetics Conference 2023 short course lineup announced

April 1st, 2022

Jie Han, the Glenn L. Parker Professor of Geotechnical Engineering at the University of Kansas, delivers the Dr. Robert M. Koerner Lecture at GeoNashville in Nashville, Tenn., Nov. 4, 2021. Photograph courtesy of Mark Skalny/Mark Skalny Photography The Geosynthetics Conference 2023, Feb. 5–8, 2023, in Kansas City, Mo., will host six half-day short courses on […]

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GeoNashville 2021 is a success

February 1st, 2022

Silas C. Nichols, P.E., principal geotechnical engineer with the Federal Highway Administration (FHWA) Office of Infrastructure, speaks about “Transforming Transportation Geotechnics with Geosynthetics" at GeoNashville. Photograph courtesy of Mark Skalny/Mark Skalny Photography Geosynthetics professionals from across North America gathered in Nashville, Tenn., in November as the industry returned to in-person events. GeoNashville 2021, Nov. 4–5, […]

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Geotextile filtration clogging resistance

February 1st, 2022

Q: I have a question about the Filter Criteria in the Federal Highway Administration (FHWA) procedure "Filter Performance and Design for Highway Drains" procedure, specifically the geotextile filtration clogging resistance equation 2-10. This seems to require a particularly large pore size; for example, if the D15 of the soil was for 70 microns, the minimum […]

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FHWA Targeted Overlay Pavements Solutions team to host webinar Jan. 24

January 21st, 2022

Photograph courtesy of Federal Highway Administration The Targeted Overlay Pavement Solutions (TOPS) Every Day Counts team of the Federal Highway Administration (FHWA) will host its first concrete overlays webinar on Monday, Jan. 24, 2022, from 1:30 to 3 p.m. EST. Participants will hear about challenges and possible solutions, how to determine value, how to get […]

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DOT announces historic bridge investment under Bipartisan Infrastructure Law

January 17th, 2022

More than $27 billion to states and tribal transportation facilities to fix an estimated 15,000 bridges nationwide Bridge at Overpeck Park in Bergen County, N.J. The DOT bridge guidance notes that federal funds can be used for 100 percent of the cost of repairing or rehabilitating locally owned bridges. Photograph by FeldBum. Creative Commons License: […]

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FHWA delivers largest federal highway apportionment in decades as part of infrastructure law funding

December 17th, 2021

The Arizona Department of Transportation used geosynthetic reinforced soil–integrated bridge system (GRS–IBS) technology to accelerate replacement of the Interstate 40 bridge at Meteor City Road, 15 miles (24 km) west of Winslow in northern Arizona. Photograph courtesy of FHWA The U.S. Department of Transportation’s Federal Highway Administration (FHWA) announced Dec. 15, 2021, that it is […]

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Getting the most out of GeoNashville 2021 and looking toward 2023

October 1st, 2021

Downtown Nashville. Photograph courtesy of Crackerclips, ID 81868104, Dreamstime.com GeoNashville, Nov. 4–5, 2021, at the Music City Center in Nashville, Tenn., is just around the corner. This face-to-face geosynthetics event brings attendees together for 1.5 days of plenary presentations and panel discussions from the Federal Highway Administration (FHWA), U.S. Army Corps of Engineers (USACE), Federal […]

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FHWA proposes more flexible design standards to repair the nation’s freeways and interstates

November 27th, 2020

The Federal Highway Administration (FHWA) published a Notice of Proposed Rulemaking (NPRM) to allow state departments of transportation more flexibility with design standards to repair the nation’s freeways and interstate highways. “The FHWA proposes to provide regulatory relief to states to address the immediate repair needs of our nation’s roadways without compromising safety and efficiency,” […]

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GMA happenings

February 1st, 2020

Letter from the chair As I sat down to write this update of all the great things GMA has been doing, my computer screen interrupted me with an email, and now I type with a heavy heart as the email announced the passing of Robert M. Koerner. I had the privilege of knowing Bob for […]

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Nason sworn in as new federal highway administrator

May 8th, 2019

U.S. Transportation Secretary Elaine L. Chao swore in Nicole R. Nason as the 20th administrator of the U.S. Department of Transportation’s (USDOT) Federal Highway Administration (FHWA) on May 2. The U.S. Senate overwhelmingly confirmed Nason by a vote of 95-1 on March 28. “We welcome Nicole back to the U.S. Department of Transportation. Her record […]

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