Research Article
Gravity Load Collapse Behavior of Nonengineered Reinforced Concrete Columns
Table 2
Properties of column specimens.
| Group | Specimen designation | Ultimate strength concrete (MPa) | Axial load (kN) | Longitudinal reinforcing ratio (%) | Main rebar | Dimensions (mm) | Transverse reinforcement ratio (%) | Ties (@mm) |
| Group 1 | 12L-0.2 | 4.8 | 58.86 | 0.75 | 4-DB12 | 200 x 300 | 0.07 | RB6@300 | 12L-0.6 | 3.8 | 176.58 | 0.75 | 4-DB12 | 200 x 300 | 0.07 | RB6@300 | Group 2 | 9L-0.2 | 5.4 | 58.86 | 0.31 | 4-RB9 | 200 x 300 | 0.07 | RB6@300 | 9L-0.6 | 5.0 | 176.58 | 0.31 | 4-RB9 | 200 x 300 | 0.07 | RB6@300 |
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