ISO 13428:2005 describes an index test for the determination of the protection efficiency of a geosynthetic on a hard surface, exposed to the impact load of a hemispherical object.
The index test measures the change in thickness of a thin lead plate lying between the geosynthetic and a rigid support.
Status: PublishedPublication date: 2005-02
Edition: 1Number of pages: 9
Technical Committee: ISO/TC 221 Geosynthetics
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