ASTM-F449 › Complete Document History
Standard Practice for Subsurface Installation of Corrugated Polyethylene Pipe for Agricultural Drainage or Water Table Control
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2020 R24 EDITION - REAPPROVED IN 2024 - Nov. 8, 2024
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Obsolete Revision Information: |
2020 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for Agricultural Drainage or Water Table Control - May 15, 2020
2016 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for Agricultural Drainage or Water Table Control - March 15, 2016
2002 R14 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - Sept. 15, 2014
2002(E1) EDITION - EDITORIALLY CORRECTED - Nov. 1, 2003
2002 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - Sept. 10, 2002
1997 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - May 10, 1997
1993 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - March 15, 1993
1991 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - March 11, 1991
1985 EDITION - Subsurface Installation of Corrugated Polyethylene Pipe for - Dec. 27, 1985
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