Prediction on Ground Settlement Deformation and Influence of Urban Buildings in the Construction Process of Existing Tunnel Reconstruction

Table 1

Regression analysis of surface subsidence measured data.

Sample	1	2	3	4	5
Distance (m)	-8.5	-5.5	0	5	8
(mm)	14.2	18.6	23.5	19.9	14.4
	-36.125	-15.125	0	-12.5	-32
	2.653	2.923	3.157	2.991	2.667