1. Standard test method for california bearing ratio (CBR) of laboratory-compacted soils;ASTM Standard D1883,2007
2. Standard practice for classification of soils for engineering purposes (unified soil classification system);ASTM Standard D2487,2011
3. Standard test method for tensile properties of geotextiles by the wide-width strip method;ASTM Standard D4595,2011
4. Standard test method for grab breaking load and elongation of geotextiles;ASTM Standard D4632,2008
5. Standard test method for determining apparent opening size of a geotextile;ASTM Standard D4751,2004