Research Article

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

Figure 8

IDA and fractile curves of (a) 7U2B3B4mBL, (b) 11U4B3B7mBL, and (c) 15U5B3B7mBL for RCT and RCN models.
(a)
(b)
(c)