Table 3 Drift ratios corresponding to initiation of each observed damage state.
From: Experimental Cyclic Behavior of Precast Hybrid Beam-Column Connections with Welded Components
Specimen | Flexural crack (%) | Shear crack (%) | Diagonal cracks in joint panel (%) | Concrete spalling (%) | Rebar buckling | Rebar rupture |
|---|---|---|---|---|---|---|
MONO | 0.25 | 1.0 | 1.4 | 2.75 | N.A. | N.A. |
SP1 | 0.25 | 0.5 | 1.75 | 2.2 | 2.2% (2nd cycle) | 2.2% (2nd cycle) |
SP2 | 0.35 | 0.75 | 1.4 | 2.2 | 2.75% | 3.5% (2nd cycle) |
SP3 | 0.25 | 0.75 | 1.4 | 2.2 | 2.75% | 3.5% (1st cycle) |
SP1-R | 0.25 | 0.75 | 1.4 | 2.75 | 3.5% (1st cycle) | 3.5% (3rd cycle) |
SP3-R | 0.35 | 1.0 | 1.4 | 2.75 | N.A. | 3.5% (3rd cycle) |