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Overview - ISO 12958-1:2020 (Geotextiles in‑plane water flow index test) ISO 12958-1:2020 specifies an index test method to determine the constant‑head in‑plane water flow capacity of geotextiles and…
Overview ISO 12958-2:2020 specifies a performance test method to determine the constant-head in-plane water flow capacity of geotextiles and geotextile-related products. The standard defines how to m…
BS EN ISO 12958:2010 Geotextiles and geotextile-related products. Determination of water flow capacity in their plane BS EN ISO 12958 is an International Standard which specifies a method for determi…