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The National Academies

NCHRP Synthesis 20-05/Topic 46-13 [Final (Synthesis)]

Practice of Rumble Strips and Rumble Stripes
[ NCHRP 20-05 (Synthesis of Information Related to Highway Practices) ]

  Project Data
Funds: $40,000
Authorization to Begin Work: 9/15/2014 -- estimated
Staff Responsibility: Mariela Garcia-Colberg
Research Agency: Iowa State University
Principal Investigator: Omar Smadi
Effective Date: 11/11/2014
Completion Date: 5/20/2016
Fiscal Year: 2014

TRB's National Cooperative Highway Research Program (NCHRP) Synthesis 490: Practice of Rumble Strips and Rumble Stripes documents current practices used by states installing rumble strips and rumble stripes. The report details and explores variations in state highway agency practices in terms of design, criteria, and locations for installation, maintenance, perceived benefits, communication of benefits, and what is considered as important issues.

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