Surface and New Building Deformation Analysis of Deep Well Strip Mining

Table 7

Secondary sink in different building width-to-length ratios.

Size of building (m^2)	Width-to-length ratio of building	Value of secondary deformation (mm)
20 × 100	0.2	86.55
40 × 100	0.4	128.29
60 × 100	0.6	155.99
80 × 100	0.8	174.93
100 × 100	1.0	188.44
120 × 100	1.2	197.84