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The National Academies

NCHRP 20-07/Task 273 [Completed]

Update of the AASHTO Policy on Geometric Design of Highways and Streets (Green Book)
[ NCHRP 20-07 (Research for AASHTO Standing Committee on Highways) ]

  Project Data
Funds: $80,000
Research Agency: Midwest Research Institute
Principal Investigator: Douglas Harwood
Effective Date: 3/1/2009
Completion Date: 12/31/2010

This project will ensure that consistant and accurate technical information is incorporated throughtout the update to the AASHTO Policy on Geometric Design of Highways and Streets and to produce a final draft version of the guide for formal balloting by AASHTO. The revised Green Book has been balloted by AASHTO and the project is completed. (NCHRP Staff: C. W. Niessner) 

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