ASTM D7909-21a PDF

Scope: 1.1?This guide is for placing leaks in geomembranes before performing an electrical leak location survey. The geomembranes can be bare (not covered) or can be covered with water or moist soil. 1.2?This guide is intended to serve as an additional quality control/quality assuranc

ASTM D7909-21a Referenced Document

ASTM D4439 Standard Terminology for Geosynthetics
ASTM D6747 Standard Guide for Selection of Techniques for Electrical Leak Location of Leaks in Geomembranes
ASTM D7002 Standard Practice for Electrical Leak Location on Exposed Geomembranes Using the Water Puddle Method
ASTM D7007 Standard Practices for Electrical Methods for Locating Leaks in Geomembranes Covered with Water or Earthen Materials
ASTM D7240 Standard Practice for Electrical Leak Location Using Geomembranes with an Insulating Layer in Intimate Contact with a Conductive Layer via Electrical Capacitance Technique (Conductive-Backed Geomembra
ASTM D7703 Standard Practice for Electrical Leak Location on Exposed Geomembranes Using the Water Lance Method
ASTM D7953 Standard Practice for Electrical Leak Location on Exposed Geomembranes Using the Arc Testing Method
ASTM D8265 Standard Practices for Electrical Methods for Mapping Leaks in Installed Geomembranes

2021 ASTM D7909-21a Standard Guide for Placement of Intentional Leaks During Electrical Leak Location Surveys of Geomembranes
2021 ASTM D7909-21 Standard Guide for Placement of (Blind) Actual Leaks During Electrical Leak Location Surveys of Geomembranes
2014 ASTM D7909-14 Standard Guide for Placement of Blind Actual Leaks during Electrical Leak Location Surveys of Geomembranes