Effect of the Bracing System on the Probability of Collapse of Steel Structures under Maximum Credible Earthquake

Table 3

Spectral acceleration per response spectrum equivalent to each seismic record.

Record no.	Time periods (s)
	OBF-5	SBF-5	SBF-10	EBF-5	EBF-10
	0.65	0.58	0.85	0.8	1.18
	Spectral accelerations per record (∼g)
	OBF-5	SBF-5	SBF-10	EBF-5	EBF-10
1	1.179	1.024	0.900	0.934	0.580
2	1.214	1.287	1.079	1.015	0.263
3	1.300	1.193	0.773	0.935	0.627
4	1.120	0.997	0.725	0.846	0.506
5	1.446	1.380	1.082	1.262	0.357
6	1.043	1.020	0.718	0.675	0.559
7	0.767	0.771	0.826	0.924	0.321
8	0.943	1.443	0.774	0.870	0.408
9	0.449	0.429	0.296	0.345	0.228
10	0.527	0.573	0.277	0.410	0.301
11	0.737	1.003	0.355	0.396	0.345
12	0.663	0.903	0.319	0.356	0.311
13	1.693	1.731	1.001	1.070	0.917
14	1.863	1.740	0.785	0.974	0.379
15	0.696	0.906	0.507	0.439	0.775
16	0.626	0.815	0.456	0.395	0.698
17	0.693	0.820	0.525	0.647	0.453
18	1.863	1.740	0.785	0.974	0.379
19	0.573	0.762	0.868	0.744	0.633
20	1.043	1.020	0.718	0.675	0.559