PP 37-2004
Standard Practice for Determinination of International Roughness Index (IRI) to Quantify Roughness of Pavements

Standard No.

PP 37-2004

Release Date

2004

Published By

AASHTO - American Association of State Highway and Transportation Officials

Latest

PP 37-2004

PP 37-2004 history

• 2004 PP 37-2004 Standard Practice for Determinination of International Roughness Index (IRI) to Quantify Roughness of Pavements