Seismic Performance Evaluation of Special RC Frames with Gravity Steel Columns under the Base Level

Table 1

Archetype’s configuration development and design properties for SBCC and RBCC archetypes.

No. of performance groups	Archetype design ID number	No. of SMF stories	No. of stories under the base level	No. of spans	Bay length (m)	T (sec)	SMT (g)	Cs
1	3U2B3B4mBL	3	2	3	4	0.55	1.5	0.125
2	3U2B3B7mBL	3	2	3	7	0.55	1.5	0.125
3	7U2B3B4mBL	7	3	3	4	1.16	0.78	0.065
	11U4B3B4mBL	11	4	3	4	1.72	0.53	0.044
	15U5B3B4mBL	15	5	3	4	2.27	0.53	0.044
4	7U2B3B7mBL	7	3	3	7	1.16	0.78	0.065
	11U4B3B7mBL	11	4	3	7	1.72	0.53	0.044
	15U5B3B7mBL	15	5	3	7	2.27	0.53	0.044