Effect of Joint Flexibility on Seismic Performance of a Reinforced Concrete Ductile Moment-Resisting Frame

Table 4

Seismic demands placed upon the eight-story frames for the selected ground motions.

Record ID	Maximum roof drift ratio (%)			Maximum normalized base shear			Maximum IDR at 5FL level (%)			Maximum SDI of interior joint at 5FL level
	PF8	PF8-noJH	PF8-R	PF8	PF8-noJH	PF8-R	PF8	PF8-noJH	PF8-R	PF8	PF8-noJH	PF8-R
1	0.64	0.64	—	0.16	0.16	—	0.90	0.91	—	0.06	0.07	—
2	1.32	1.28	1.24	0.21	0.21	0.22	1.86	1.77	1.72	0.11	0.18	—
3	0.55	0.55	—	0.18	0.17	—	0.83	0.83	—	0.06	0.06	—
4	1.08	1.08	—	0.23	0.23	—	1.68	1.68	—	0.10	0.10	—
5	2.12	2.12	2.07	0.29	0.29	0.29	3.13	3.13	3.04	0.08	0.11	—
6	0.78	0.77	—	0.22	0.21	—	1.24	1.23	—	0.08	0.08	—
7	2.83	2.85	—	0.23	0.23	—	3.84	3.86	—	0.07	0.11	—