Experimental Study on the Variation Law of Excess Pore Water Pressure at the Bottom of the Foundation Pit for Excavation

Table 1

The physical and mechanical properties of soft soil samples.

Water content (%)	Natural density (kg/m^3)	Relative density	Porosity ratio e	Liquid limit L (%)	Plastic limit P (%)
48.5	1.88	2.75	0.94	33.1	21.2