ASTM-D4971 › Complete Document History
Standard Test Method for Determining In Situ Modulus of Deformation of Rock Using Diametrically Loaded 76-mm (3-in.) Borehole Jack

Complete Current Edition:
   2016 EDITION - Determining In Situ Modulus of Deformation of Rock Using Dia - Jan. 1, 2017

Obsolete Revision Information:
   2008 EDITION - Determining In Situ Modulus of Deformation of Rock Using Dia - July 1, 2008
   2002 R06 EDITION - REAPPROVED IN 2006 - June 1, 2006
   2002 EDITION - Determining In Situ Modulus of Deformation of Rock Using Dia - Nov. 10, 2002
   1989(E1) EDITION - EDITORIALLY CORRECTED - Dec. 1, 1991
   1989 R98 EDITION - REAPPROVED IN 1998 - July 28, 1989
   1989 EDITION - Determining In Situ Modulus of Deformation of Rock Using Dia - July 28, 1989