Beam ID
|
Results
|
Py (kN)
|
Pu (kN)
|
Δy (mm)
|
Δu (mm)
|
Ks (kN/mm)
|
μΔ
|
Eu (kN·m)
|
Failure mode
|
---|
BC-N-4PB
|
EXP
|
208
|
239
|
9.4
|
83.9
|
22.1
|
8.9
|
17,566
|
Y-CC
|
|
FE
|
226
|
238
|
9.4
|
85.7
|
24.2
|
9.1
|
18,208
|
Y-CC
|
|
EXP/FE
|
0.92
|
1.00
|
1.00
|
0.98
|
0.92
|
0.98
|
0.96
| |
BC-O1-4PB
|
EXP
|
215
|
244
|
8.9
|
34.2
|
24.2
|
3.8
|
6876
|
Y-CC
|
|
FE
|
216
|
231
|
9.5
|
35.7
|
22.8
|
3.8
|
7179
|
Y-CC
|
|
EXP/FE
|
0.99
|
1.05
|
0.94
|
0.96
|
1.06
|
1.02
|
0.96
| |
BC-N-CPL
|
EXP
|
180
|
217
|
7.5
|
76.9
|
24.0
|
10.3
|
15,283
|
Y-CC
|
|
FE
|
178
|
204
|
7.0
|
85.0
|
25.3
|
12.1
|
16,358
|
Y-CC
|
|
EXP/FE
|
1.01
|
1.06
|
1.07
|
0.90
|
0.95
|
0.85
|
0.93
| |
BC-O1-CPL
|
EXP
|
NY
|
181
|
NY
|
7.0
|
25.8
|
–
|
766
|
SF-TC
|
|
FE
|
NY
|
172
|
NY
|
7.6
|
22.7
|
–
|
827
|
SF-TC
|
|
EXP/FE
|
–
|
1.05
|
–
|
0.92
|
1.14
|
–
|
0.93
| |
BS1-O1-CPL
|
EXP
|
NY
|
193
|
NY
|
8.6
|
22.4
|
–
|
1001
|
DB-SF-TC
|
|
FE
|
NY
|
185
|
NY
|
9.1
|
20.3
|
–
|
1039
|
DB-SF-TC
|
|
EXP/FE
|
–
|
1.05
|
–
|
0.95
|
1.10
|
–
|
0.96
| |
BC-O2-CPL
|
EXP
|
NY
|
106
|
NY
|
3.5
|
30.2
|
–
|
181
|
SF-TC
|
|
FE
|
NY
|
96
|
NY
|
3.9
|
25.0
|
–
|
211
|
SF-TC
|
|
EXP/FE
|
–
|
1.10
|
–
|
0.91
|
1.21
|
–
|
0.86
| |
BS2-O2-CPL
|
EXP
|
NY
|
201
|
NY
|
6.4
|
31.4
|
–
|
788
|
BKL-FF-TC
|
|
FE
|
NY
|
192
|
NY
|
5.7
|
33.8
|
–
|
637
|
BKL-FF-TC
|
|
EXP/FE
|
–
|
1.05
|
–
|
1.13
|
0.93
|
–
|
1.24
| |
- Py and Δy load and mid-span deflection at yielding of bottom steel rebars, Pu ultimate load, Δu mid-span deflection at ultimate state, Ks effective pre-yield stiffness, μΔ deflection ductility ratio = Δu/Δy, Eu energy dissipated at ultimate state, Y-CC bottom steel yielding followed by concrete crushing at mid-span, SF-TC shear failure of top chord, DB-SF-TC FRP debonding followed by shear failure of top chord, BKL-FF-TC out-of-plane buckling of steel plates followed by flexural failure of top chord, EXP experimental, FE finite element, NY no steel yielding.