AASHTO-M226 Complete Document History
Standard Specification for Viscosity-Graded Asphalt Cement

Complete Current Edition:
   2004 R21 EDITION - REAPPROVED IN 2021 - PDF FORMAT EDITION - Jan. 1, 2021

Obsolete Revision Information:
   2008 EDITION - Viscosity-Graded Asphalt Cement - Jan. 1, 2008
   DOD ADOPTION 1 - FYI ONLY: DOD ADOPTED - Sept. 3, 2004