1. Use of in situ tests for foundation design on clay;Aas,1986
2. D4318. Standard Test Methods for Liquid Limit, Plastic Limit, and Plasticity Index of Soils,2005
3. D854. Standard Test Methods for Specific Gravity of Soil Solids by Water Pycnometer,2014
4. D1140. Standard Test Methods for Determining the Amount of Material Finer Than 75-μm (no. 200) Sieve in Soils by Washing,2017
5. D2487. Standard Practice for Classification of Soils for Engineering Purposes (Unified Soil Classification System),2017