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The American Association of State Highway and Transportation Officials (AASHTO) is a standards setting body which publishes specifications, test protocols, and guidelines that are used in highway design and construction throughout the United States. Despite its name, the association represents not only highways but air, rail, water, and public ...
The AASHTO Soil Classification System was developed by the American Association of State Highway and Transportation Officials, and is used as a guide for the classification of soils and soil-aggregate mixtures for highway construction purposes.
The National Cooperative Highway Research Program was established in 1962 under TRB. Governments needed to tackle what Rex M. Whitton termed “clearly a supreme challenge to research”: moving people and goods in cities by using a fixed percentage of highway funding dedicated to research.
The American Association of State Highway and Transportation Officials (AASHTO; before 1973, the American Association of State Highway Officials, AASHO), among many other functions, is the organization in charge of assigning designations for United States Numbered Highway System (U.S. Highways) through its Special Committee on U.S. Route ...
Public Safety Standards, United States (Federal Government) – Offers free downloads of documents, including AASHTO's "A Policy on Design Standards", that have been incorporated by reference into the US Code of Federal Regulations and can therefore be freely copied as edicts of government.
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May 26–29, 2020 Spring Meeting (AASHTO, Internet Archive USRN App.) Kansas City, Missouri Illinois US 67: Delhi Relocation Affirmative Iowa US 30 Bus. Mount Vernon–Lisbon Recognition Affirmative Iowa I-680: Crescent Elimination Affirmative with condition [a] North Carolina I-295: Fayetteville Extension Affirmative with condition [a ...