Standard Guide for
Use of Dual-Wall Reverse-Circulation Drilling for
Geoenvironmental Exploration and the Installation of
Subsurface Water-Quality Monitoring Devices1
This standard is issued under the fixed designation D 5781; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
Click below to download Astm D 5781 – 95 (Reapproved 2000) Pdf free
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Click here to AstmD 5780 – 95 (Reapproved 2002) Pdf free download