1.1 This practice covers the nondestructive testing of field seams in geomembranes using the spark test. A suspect area is indicated by the generation of a spark. The test is applicable to seams made by the extrusion method, seams made by u
ASTM
Standard Practice for the Nondestructive Testing of Geomembrane Seams using the Spark Test
STD-55280
1999
2011-06-01
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