A Case Study on the Deformation of Metro Foundation Pit in Silt Stratum in North China

Table 1

Basic information of the metro foundation pit.

	Length (m)	Width (m)	Length-width ratio	Pit depth (m)	Wall depth (m)	Insertion ratio
Max.	287.00	41.40	13.60	22.59	25.19	0.35
Min.	194.12	19.60	5.86	14.80	18.50	0.12
Average	230.36	22.78	10.36	17.28	21.15	0.23
Std.	24.15	4.80	1.63	1.85	1.93	0.05
CV	0.10	0.21	0.16	0.11	0.09	0.23