Found 1227 results.
June 1, 2023
…To answer the lifetime question, the use of several different tiered elevated temperature incubations, followed by extrapolation to lower (presumably site-specific) temperatures, is utilized. Such Arrhenius modeling has been described…
June 1, 2023
…two design methods. The Transportation Research Board’s (TRB) presentation “Updating Designs for Mechanically Stabilized Earth Walls in AASHTO,” October 8, 2020, is outstanding and available at the following: https://www.nationalacademies.org/documents/embed/link/LF2255DA3DD1C41C0A42D3BEF0989ACAECE3053A6A9B/file/D99B6772C21D189FAC81E6636FFD682C922117A2652F?noSaveAs=1…
May 31, 2023
…cement, asphalt mixtures, concrete mixtures, and steel reinforcement generate on the environment. EPDs communicate the impacts from resource use, energy, and emissions, and agencies can leverage them to support decision-making…
May 23, 2023
…he added. “We’re proud of the new transportation.org and believe it will provide users with an easier and more streamlined experience. We also recognize that AASHTO’s digital presence will continue…
May 22, 2023
…support of technical program co-chairs, Chris Ramsey, P.E., of WSP; Jeff Segar, P.E., S.E., of GeoStabilization International; and Edward Laczynski, P.E., Wagman Heavy Civil. For more information, visit www.dfi.org/S3-2023…
May 18, 2023
…The New Jersey Department of Transportation recently released a video detailing how its use of “foamed glass aggregate” provides a multitude of green benefits to the state –…
May 3, 2023
…tabs, dropdowns, and buttons serve specific purposes ranging from organizational needs to easy navigation. Our new website is designed to be easy to use as well as visually appealing….
April 28, 2023
…Notice and Request for Comment on FHWA’s Review of Its General Applicability Waiver of Buy America Requirements for Manufactured Products. The comment period will run until May 22, 2023….
April 27, 2023
…Chao. During his tenure as deputy administrator, he served as acting FAA administrator from January 2018 until August 2019. Wednesday Lunch Gathering: Michael Falencki Deputy Staff Director, House Transportation and…
April 20, 2023
…quantifiable environmental information about a product’s life cycle which allows engineering decision-makers to easily compare environmental impacts among similar products. The use of EPDs to assess environmental impacts such as…
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