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The National Academies

NCHRP 20-07/Task 208 [Completed]

Update of Recommendations on Crest Vertical Curves
[ NCHRP 20-07 (Research for AASHTO Standing Committee on Highways) ]

  Project Data
Funds: $75,000
Research Agency: Cancelled

This study was proposed to review the process developed for TRB Special Report 214, evaluate the impact of a 24" object height on crest vertical curves, and recommend changes if needed. The study has been cancelled since the objective is being accomplished by the Highway Safety Manual. 

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