Study on Soil Water and Suction Stress Characteristics for Unsaturated Clay Soil of Airport Engineering Based on Laboratory Tests

Table 2

Basic physical and mechanical properties of the soil samples.

Number	Depth of soil sample	Specific gravity of soil particle	Initial dry density	Initial water content	Initial void ratio
①	0	2.73	1.74	19.05	0.57
②	4	2.72	1.74	19.10	0.56
③	8	2.73	1.74	19.10	0.57
④	12	2.73	1.74	19.05	0.57