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Shock and Vibration
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2014
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Article
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Tab 1
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Research Article
On the Seismic Response of Protected and Unprotected Middle-Rise Steel Frames in Far-Field and Near-Field Areas
Table 1
Natural periods of the ten models.
Frames
Case 1
Case 2
Case 3
Case 4
Case 5
Case 6
Case 7
Case 8
Case 9
Case 10
(s)
0.302
0.2217
0.2835
0.3653
0.1988
0.1498
0.2421
0.1679
0.174
0.2822