Deformation and Stability of Soft Foundation Improved by Prefabricated Vertical Drains Adjacent to River Bank

Table 2

Summary of the geotechnical properties of embankment fillings.

Soil	(kN/m^3)	(MPa)	(kPa)	(°)		(10^−4 m/s)	(10^−4 m/s)
Sand filling	16.0	15.6	0	26.0	0.28	1.0	1.0
Clay filling	18.0	3.0	50	18.0	0.30	—	—
River bank clay	18.0	4.3	30	18.0	0.33	—	—
Drainage sand	19.7	14.5	0	32.0	0.25	1.7	1.7

, Young’s modulus; , Poisson’s ratio.