Development and presentation of a roadway and roadside design course : final report, December 2009.
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2009-12-01
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Edition:Final report.
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Abstract:The overall goal of this course is to provide training in the elements of geometric highway
design. Specific course objectives are:
• To review the geometry of horizontal and vertical alignment including simple circular
curves, compound curves, tapers, and vertical curves.
• To present the concepts of highway design as presented in A Policy on Geometric Design
of Highways and Streets (AASHTO Green Book, 2004) including functional
classification, sight distance, superelevation, cross section elements, design standards,
and controls for horizontal and vertical alignment.
• To present current information and operating practices related to roadside safety as
described in Roadside Design Guide (AASHTO, 2002) including, the clear zone concept
and slope design.
• To present Alabama Department of Transportation operating practices with respect to
location and design elements.
• To present a typical roadway and roadside design workflow.
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