Over deze norm
Specifies the relevant characteristics of geotextiles and geotextile-related products used in erosion control works for preventing the migration of fine-graded material into layers of coarser material due to alternating hydraulic gradients. Also specifies the appropriate test methods to determine these characteristics. Covers applications in coastal protection and bank revetment. The intended use of these geotextiles or geotextile-related products is to fulfil one or more of the following functions: filtration, separation and reinforcement.