Seismic Behavior of Steel Off-Diagonal Bracing System (ODBS) Utilized in Reinforced Concrete Frame

Table 2

Accelerograms scale factors to modify structural base shear: (a) flexural RC frame and (b) X-braced RC frame and (c) ODBS-braced RC frame.

(a)

Models	Records
	Tabas	Naghan	El Centro
2-story	0.578	1.083	1.35
6-story	0.756	1.31	1.617
15-story	0.881	1.65	1.78

(b)

Models	Records
	Tabas	Naghan	El Centro
2-story	0.431	0.954	1.21
6-story	0.699	1.18	1.543
15-story	0.722	1.51	1.59

(c)

Models	Records
	Tabas	Naghan	El Centro
2-story	0.529	0.998	1.316
6-story	0.709	1.237	1.608
15-story	0.807	1.6	1.67