Research Article
Numerical Analysis on Shear Behavior of Joints under Low Confining and Eccentric Loads
Table 4
Comparison of experimental and simulated shear capacities for specimens with different joints.
| | Type of joint | Specimen | Experimental result (kN) | Numerical result (kN) | | Average | Standard deviation | Coefficient of variation |
| | Monolithic joint (NC) | M0-C50-0.5 | 176.60 | 165.45 | 0.94 | 0.94 | 0.94 | 0.00 | 0.03 | 0.00 | 0.03 | | M0-C50-1.0 | 199.30 | 186.42 | 0.94 | | M0-C50-2.0 | 213.10 | 200.92 | 0.94 |
| | Single-keyed dry joint with NC | K1-C50-0.5 | 97.40 | 96.30 | 0.99 | 1.01 | 1.00 | 0.02 | 0.02 | 0.02 | 0.02 | | K1-C50-1.0 | 118.90 | 119.60 | 1.01 | | K1-C50-2.0 | 137.50 | 141.34 | 1.03 | | Single-keyed dry joint with SFRC | K1-S50-0.5 | 110.80 | 111.50 | 1.01 | 1.00 | 0.01 | 0.01 | | K1-S50-1.0 | 135.70 | 132.98 | 0.98 | | K1-S50-2.0 | 162.40 | 162.71 | 1.00 |
| | Single-keyed epoxied joint (NC) | EA1-C50-1.0 | 273.00 | 270.00 | 0.99 | 1.02 | 1.00 | 0.02 | 0.04 | 0.02 | 0.04 | | EA1-C50-2.0 | 405.00 | 414.00 | 1.02 | | EA1-C50-3.0 | 474.00 | 493.00 | 1.04 | | EB1-C50-1.0 | 251.00 | 271.00 | 1.08 | 1.00 | 0.06 | 0.0.6 | | EB1-C50-2.0 | 377.00 | 374.00 | 0.99 | | EB1-C50-3.0 | 488.00 | 455.00 | 0.93 | | EC1-C50-1.0 | 265.00 | 260.00 | 0.98 | 0.99 | 0.01 | 0.01 | | EC1-C50-2.0 | 318.00 | 316.00 | 0.99 | | EC1-C50-3.0 | 355.00 | 358.00 | 1.01 |
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Note: NC = normal concrete; SFRC = steel fiber-reinforced concrete.
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