1. Standard Test Methods for Specific Gravity of Soil Solids by Water Pycnometer,2014
2. Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System),2017
3. Standard Test Method for Unconsolidated-Undrained Triaxial Compression Test on Cohesive Soils,2015
4. Standard Test Methods for Minimum Index Density and Unit Weight of Soils and Calculation of Relative Density,2016
5. Standard Test Methods for Maximum Index Density and Unit Weight of Soils Using a Vibratory Table,2016