Seismic Fragility Analysis of Steel Liquid Storage Tanks Using Earthquake Ground Motions Recorded in Korea

Table 3

Original and scaled PGA values for the primary and secondary components of the input ground motions.

No.	Magnitude	Component	Original PGA ()	Scaled PGA ()
1	5.8	NS	0.4329	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		EW	0.4159	0.0961	0.1921	0.2882	0.3843	0.4804	0.5764	0.6725
2	5.4	EW	0.0333	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		NS	0.0309	0.0928	0.1856	0.2784	0.3712	0.4640	0.5568	0.6495
3	5.1	NS	0.4196	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		EW	0.2506	0.0597	0.1194	0.1792	0.2389	0.2986	0.3583	0.4181
4	5.0	EW	0.0090	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		NS	0.0079	0.0878	0.1756	0.2633	0.3511	0.4389	0.5267	0.6144
5	4.5	NS	0.0822	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		EW	0.0633	0.0770	0.1540	0.2310	0.3080	0.3850	0.4620	0.5391
6	4.3	NS	0.0074	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		EW	0.0068	0.0919	0.1838	0.2757	0.3676	0.4595	0.5514	0.6432
7	4.0	NS	0.0032	0.1	0.2	0.3	0.4	0.5	0.6	0.7
		EW	0.0019	0.0594	0.1188	0.1781	0.2375	0.2969	0.3563	0.4156