ASTM WK39201(What is a Work Item? / How to Input to a Work Item)Work Item: ASTM WK39201 - Revision of D5781 - 95(2006) Standard Guide for Use of Dual-Wall Reverse-Circulation Drilling for Geoenvironmental Exploration and the Installation of Subsurface Water-Quality Monitoring DevicesActive Standard: D5781 - 95(2006) Developed by Subcommittee: D18.21 | Committee D18 Home | Contact Staff Manager
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