ASTM D7408-12 - 15.7.2012
 
1. Scope

1.1 This specification covers the minimum values for seams fabricated into unreinforced PVC geomembranes in factory and field applications.

1.2 This specification covers PVC Geomembranes in thickness of .25 through 1.52 mm (0.010 through 0.060 in.)

1.3 In addition to structural characteristics, the specifier shall evaluate other characteristics beyond the scope of this specification that affect the final choice of construction. These include, but are not limited to, functional, legal, insurance and economic considerations.

1.4 This specification is not intended to exclude products or systems not covered by the referenced documents.

1.5 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

1.6 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

 
2. Referenced Documents

D882-26

Standard Test Method for Tensile Properties of Thin Plastic Sheeting

D7176-22

Standard Specification for Non-Reinforced Polyvinyl Chloride (PVC) Geomembranes Used in Buried Applications

D638-22

Standard Test Method for Tensile Properties of Plastics

D4439-25a

Standard Terminology for Geosynthetics (Includes all amendments and changes 9/30/2025).