Road Design Standards EnglishFlexibility in Highway DesignChapter 2 Highway Design StandardsThe Colonial Parkway connects Jamestown Williamsburg and Yorktown VA THE AASHTO GREEN BOOKWhat the Green B

not a comprehensive manual on highway design. It does not cover all aspects of highway design, such as drainage, pavement design, or construction details. Instead, it focuses on the geometric design of highways and streets, including design criteria for horizontal and vertical alignment, cross section elements, and sight distances. The Green Book also includes guidance on special design considerations, such as intersections, interchanges, and roundabouts. However, it does not provide specific design details for these features, as they require more in-depth analysis and design