Research Article
Behavior of Concrete Columns Repaired with Polymer Mortar and Epoxy Fiber Panel
Table 5
Significant values for load and strain at ultimate state.
| | | Ultimate load | Strain at ultimate load | |
Column | Measured | Average | Ratio | Measured | Average | | | | (kN) | (kN) | () | () |
Ratio - |
| Control | M1 | 555.1 | 558.0 | 1 | 2079.1 | 2013.2 | | | M2 | 560.9 | 1947.2 |
1 |
| | G-D-D1-1 | 513.9 | 513.9 | 0.92 | 1312 | 1312.0 | 0.65 | | G-D-D1-2 | 554.1 | 554.1 | 0.99 | 2235.5 | 2235.5 | 1.11 | Repaired (ground) | G-D-D2-1 | 518.7 | 518.7 | 0.93 | 1466.7 | 1466.7 | 0.73 | | G-D-D2-2 | 544.3 | 544.3 | 0.98 | 2223.3 | 2223.3 | 1.10 | | G-D-F-D1-1 | 567.8 | 568.8 | 1.02 | 2740.5 | 2798.6 | | | G-D-F-D1-2 | 569.8 | 2856.6 |
1.39 | | G-D-F-D2-1 | 551.1 | 549.2 | 0.98 | 2211.1 | 2235.3 | | | G-D-F-D2-2 | 547.2 | 2259.5 |
1.11 |
| | U-W-F-D1-1 | 514.8 | 517.8 | 0.93 | 1899.9 | 1875.4 | | | U-W-F-D1-2 | 520.7 | 1850.9 |
0.93 | | U-W-F-D2-1 | 527.6 | 529.6 | 0.95 | 1851.8 | 1851.4 | | | U-W-F-D2-2 | 531.5 | 1850.9 |
0.92 | | U-D-F-D1-1 | N.A. | 519.8 | 0.93 | N.A. | 2115.3 | | Repaired (underwater) | U-D-F-D1-2 | 519.8 | 2115.3 |
1.05 | | U-D-F-D2-1 | 506 | 509.5 | 0.91 | 2139.3 | 2164.3 | | | U-D-F-D2-2 | 512.9 | 2189.3 |
1.08 | | U-D,S-F-D1-1 | 578.6 | 564.9 | 1.01 | 2319.2 | 2409.6 | | | U-D,S-F-D1-2 | 551.1 | 2499.9 |
1.20 | | U-D,S-F-D2-1 | 567.8 | 565.4 | 1.01 | 2043.2 | 2091.3 | | | U-D,S-F-D2-2 | 562.9 | 2139.3 |
1.04 |
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