Section number

Accumulated

Time(d)

Accumulated subsidence

(mm)

Average daily subsidence

(mm)

Average weekly subsidence

(mm)

Average monthly subsidence

(mm)

Average annually subsidence

(mm)

No.1

29

1.50

0.05

0.36

1.55

18.88

No.2

173

2.60

0.02

0.11

0.45

5.49

No.3

146

2.10

0.01

0.10

0.43

5.25

No.4

136

2.70

0.02

0.14

0.60

7.25

No.5

146

2.30

0.02

0.11

0.47

5.75

No.6

68

4.10

0.06

0.42

1.81

22.01

No.7

29

1.10

0.04

0.27

1.14

13.84

No.8

57

2.80

0.05

0.34

1.47

17.93

No.9

57

4.50

0.08

0.55

2.37

28.82

No.10

87

2.20

0.03

0.18

0.76

9.23

No.11

75

1.80

0.02

0.17

0.72

8.76

No.12

65

1.60

0.02

0.17

0.74

8.98

No.13

102

5.10

0.05

0.35

1.50

18.25

No.14

122

4.30

0.04

0.25

1.06

12.86

No.15

110

3.70

0.03

0.24

1.01

12.28