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ASTM D7240-18

ASTM D7240-18

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 Geomembrane Spark Test)

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1.1 ,This practice is a performance-based standard for an electrical method for locating leaks in exposed conductive-backed geomembranes. For clarity, this practice uses the term “,leak”, to mean holes, punctures, tears, knife cuts, seam defects, cracks, and similar breaches in an installed geomembrane (as defined in 3.2.7).

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