Its name was changed to American Association of State Highway and Transportation Officials on November 13 , 1973 .
The American Association of State Highway Officials ( AASHO ) was founded on December 12 , 1914 .
Its name was changed to AASHO               on November 13 , 1973 .
The American Association of State Highway Officials ( AASHO ) was founded on December 12 , 1914 .