Published
ISO 10773:2011 specifies a method for measuring gas flow through a clay geosynthetic barrier. 
As clay geosynthetic barriers are used to contain gases in long-term applications, this test especially focuses on the steady state of the phenomenon. 
                    PUBLISHED
                    ISO 10773:2011
                    90.93
                                        Standard confirmed
                    Mar 7, 2022
                
Clay geosynthetic barriers - Determination of permeability to gases (ISO 10773:2011)
60.60 Standard published