Research on the Settlement Regulation and Stability of Large Building Foundation over Gobs: A Case Study in the Xiangcheng Coal Mine, China

Table 1

Compressive modulus values of different soil layers below the construction site.

No.	Lithology	Thickness (m)	Buried depth (m)	Compression modulus (MPa)
1	Cay	5	10 to 15	30
2	Quicksand	5	15 to 20	24
3	Sandy clay	6	20 to 26	50
4	Clay	5	26 to 31	60
5	Quicksand	1	31 to 32	24
6	Clay	34	32 to 66	60
7	Clay gravel	4	66 to 70	80