Found 573 results.

Overlap seam specifications for geotextile separators

February 1, 2023

…geotextile is either pleated or overlapped. I would strongly recommend consulting Propex Operating Co. LLC’s “GEOTEX Installation Guidelines for Separation and Stabilization.” It is available online and is excellent. …

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Fall Lobby Day 2022 and GMA Leader of the Year

February 1, 2023

…Infrastructure Law passed in November 2021. In fact, our executive council meeting was held on the one-year anniversary of the BIL being signed into law. The BIL has enormous potential…

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Mahmassani and Daubenberger join TRB Executive Committee

January 30, 2023

Hani S. Mahmassani and Nancy Daubenberger joined the Transportation Research Board (TRB) Executive Committee during this month’s TRB Annual Meeting. Hani S. Mahmassani, left, and Nancy Daubenberger….

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Wisconsin DOT’s Craig Thompson elected AASHTO VP

January 27, 2023

…also launched in 2021 and effort to install dual-language highway signs in the native tongues of local Native American tribes, such as the Oneida Nation and the Menominee Indian Tribe.  “We are proud to deepen…

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The importance of soil resources: Overlooked and undervalued?

January 19, 2023

…sites. Others have potential use outside of agriculture such as the use of grass swales in sustainable urban drainage schemes. Figure 4. Stages of installing a grass waterway on agricultural…

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FHWA launches geosynthetic installation notes tracker mobile application

January 18, 2023

…The Federal Highway Administration (FHWA) Local Aid Support, in a collaborative effort with the Geosynthetic Materials Association (GMA), has launched the Geosynthetics Installation Notes Tracker Mobile Application. The mobile…

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Kansas providing nearly $41 million for local bridge projects

January 12, 2023

…next five years from the $1.2 trillion Infrastructure Investment and Jobs Act or IIJA enacted in November 2021. Kansas DOT noted that the Off-System Bridge program has expanded from $8 million…

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FHWA issues grants to four major bridge projects

January 11, 2023

…Highway, and Transportation District in California gets $400 million to replace, retrofit and install critical structural elements on the Golden Gate Bridge to increase resiliency against earthquakes, while Chicago receives…

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EPA issues next test order under national testing strategy for PFAS used in plastics, chemical manufacturing

January 10, 2023

The U.S. Environmental Protection Agency (EPA) has issued the next Toxic Substances Control Act (TSCA) test order requiring testing on per- and polyfluoroalkyl substances (PFAS) under EPA’s…

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Understanding plastics: Single-use vs. engineering plastics

January 5, 2023

…High performance engineering plastics.” (1995).(10) Ceresana. “Engineering Plastics Market Report.” (2021). Accessed online on 10 November 2021. https://www.ceresana.com/en/market-studies/plastics/engineering-plastics/.(11) B. R. Christopher. “Cost savings by using geosynthetics in the construction of…

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