ASTM-E1927 Complete Document History
Standard Guide for Conducting Subjective Pavement Ride Quality Ratings

Complete Current Edition:
   1998 R23 EDITION - REAPPROVED IN 2023 - March 7, 2023

Obsolete Revision Information:
   1998 R18 EDITION - REAPPROVED IN 2018 - Jan. 1, 2018
   1998 R12 EDITION - REAPPROVED IN 2012 - Oct. 15, 2012
   1998 R07 EDITION - REAPPROVED IN 2007 - Dec. 1, 2007
   1998 R03 EDITION - REAPPROVED IN 2003 - Dec. 1, 2003
   1998 EDITION - Conducting Subjective Pavement Ride Quality Ratings - Jan. 10, 1998