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Table 9 Validation of proposed shear strength equation.

From: Effects of Variation of Axial Load on Seismic Performance of Shear Deficient RC Exterior BCJs

Researchers Specimens Joint type Joint aspect ratio \(f^{\prime}_c\) (MPa) Beam Axial load ratio (ALR) VTest (MPa) VPredicted (MPa) \( \frac{{V_{\text{Predicted}} }}{{V_{\text{Test}} }} \)
ρbb (%) ρtb (%) fyb (MPa)
Hakuto et al. (2000) 06 Exterior 1.1 31 0.66 1 308 0 3.75 3.23 0.86
07 Exterior 1.1 31 0.66 1 308 0 4.05 3.23 0.80
Clyde et al. (2000) SP 2 Exterior 0.89 46.2 2.45 2.45 454 0.10 6.26 6.31 1.01
SP 6 Exterior 0.89 40.9 2.45 2.45 454 0.10 6.26 5.85 0.93
SP 4 Exterior 0.89 37.0 2.45 2.45 454 0.25 7.07 6.20 0.88
SP 5 Exterior 0.89 40.1 2.45 2.45 454 0.25 6.83 6.54 0.96
Pantelides et al. (2008) SP 1 Exterior 1.00 33.0 1.90 1.90 459 0.10 5.39 4.65 0.86
SP 2 Exterior 1.00 33.0 1.90 1.90 459 0.25 5.24 5.22 0.99
SP 3 Exterior 1.00 34.0 1.90 1.90 459 0.10 5.08 4.74 0.93
SP 4 Exterior 1.00 34.0 1.90 1.90 459 0.25 5.66 5.32 0.94
SP 5 Exterior 1.00 31.6 1.90 1.90 459 0.10 5.46 4.53 0.83
SP 6 Exterior 1.00 31.6 1.90 1.90 459 0.25 5.46 5.07 0.93
Wong (2005) BS-L Exterior 1.50 30.8 0.94 0.94 520 0.15 4.05 3.47 0.86
BS-U Exterior 1.50 30.9 0.94 0.94 520 0.15 4.06 3.47 0.86
BS-LL Exterior 1.50 42.1 0.94 0.94 520 0.15 5.39 4.22 0.78
BS-L-LS Exterior 1.50 31.6 0.94 0.94 520 0.15 5.06 3.52 0.70
BS-V2T10 Exterior 1.50 32.6 0.94 0.94 520 0.15 3.19 3.59 1.13
BS-V4T10 Exterior 1.50 28.3 0.94 0.94 520 0.15 4.76 3.29 0.69
BS-L600 Exterior 2.00 36.4 0.68 0.68 520 0.15 3.38 3.26 0.97
Ghobarah and Said (2001) T 1 Exterior 1.00 30.9 1.20 1.20 425 0.19 5.58 4.27 0.77
T 2 Exterior 1.00 30.9 1.20 1.20 425 0.10 5.63 3.97 0.70
Antonopoulos and Triantafillou (2003) C1 Exterior 1.50 19.4 0.77 0.77 585 0.05 2.57 2.30 0.90
C2 Exterior 1.50 23.7 0.77 0.77 585 0.05 2.95 2.57 0.87
Average = 0.88
Standard deviation = 0.10
  1. Axial load ratio (ALR) \( = \frac{N}{{A_{g} f_{c} }};f^{\prime}_{c}\) concrete compressive strength; ρbb beam bottom reinforcement percentage; ρtb beam top reinforcement percentage; fyb beam reinforcement yield strength; Aspect ratio \( = \frac{beam\,depth}{Column\,depth}; \) N column axial load; VTest shear strength from experiment; VPredicted shear strength predicted by proposed equation.