Table 4 Calculation results of the frame.

From: Overall structural seismic damage rapid assessment method based on period and displacement response characteristics

The damage state

Elastic threshold

Slight damage

Slight damage

Slight damage

Moderate damage

Frame

Direction X

1.29

1.59

2.52

2.99

3.71

Direction Y

1.05

1.33

1.90

2.21

2.76

λ

1.51

3.83

5.38

7.24

1.61

3.29

4.44

6.95

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