1. ASTM. (1996). “Standard test method for one-dimensional consolidation properties of soils.” ASTM D2435 West Conshohocken PA.
2. ASTM. (2000). “Standard test methods for liquid limit plastic limit and plasticity index of soils.” ASTM D4318 West Conshohocken PA.
3. ASTM. (2001). “Standard test method for swell index of clay mineral component of geosynthetic clay liners.” ASTM D5890 West Conshohocken PA.
4. ASTM. (2002). “Standard test method for particle-size analysis of soils.” ASTM D422-63 West Conshohocken PA.
5. ASTM. (2012). “Standard test methods for laboratory compaction characteristics of soil using standard effort.” ASTM D698 West Conshohocken PA.