Investigation of Land Subsidence Based on the Column Element Settlement Model in a Soft-Soil Area

Table 4

Ground settlement under different groundwater levels.

Type of aquifer	Settlement in different groundwater depths, (mm)
	Unconfined groundwater	19.3	32.7	32.7
Low permeable layer 1	26.6	43.9	45.9
Iupper	129.8	175.3	226.5
Low permeable layer 2	552.6	667.8	987.4
Ilower	433.2	495.3	792.5
Low permeable layer 3	2619	2878.1	4886.1
II	1655	1769.6	3094.3
Low permeable layer 4	4280	4510.1	8005.5
III	3560	3711.1	6646.2
Total settlement	13275.5	14284	24717