TS-2a R 5-1 AASHTO Standard Practice for Selection and Use of Emulsified Asphalts AASHTO Designation: R 5-13 ASTM Designation: D 3628-08 AASHTO R 5-13 is identical to ASTM D 3628-08 except that all references to the ASTM standards listed in the following table shall be replaced with the corresponding AASHTO standard. Referenced Standards ASTM AASHTO D 977 M 140 D 2397 M 208 2013 by the American Association of State Highway and Transportation Officials.All rights reserved. Duplication is a violation of applicable law.