fc
|
Compressive strength of concrete |
Normal |
1.17·fck
|
0.15·μx
|
[1717 D. M. Santos, F. R. Stucchi, and A. T. Beck, “Confiabilidade de vigas projetadas de acordo com as normas brasileiras,” RIEM, vol. 7, no. 5, pp. 727–743, Oct 2014, http://dx.doi.org/10.1590/S1983-41952014000500002. http://dx.doi.org/10.1590/S1983-41952014...
] |
fy
|
Yield strength of the steel of the profile |
Normal |
1.08·fyk
|
0.08·μx
|
[1717 D. M. Santos, F. R. Stucchi, and A. T. Beck, “Confiabilidade de vigas projetadas de acordo com as normas brasileiras,” RIEM, vol. 7, no. 5, pp. 727–743, Oct 2014, http://dx.doi.org/10.1590/S1983-41952014000500002. http://dx.doi.org/10.1590/S1983-41952014...
] |
h
|
Concrete slab height |
Normal |
hn*
|
5 mm |
[2424 F. Biondini, F. Bontempi, D. M. Frangopol, and P. G. Malerba, “Reliability of material and geometrically non-linear reinforced and prestressed concrete structures,” Comput. Struc., vol. 82, no. 13-14, pp. 1021–1031, May 2004, http://dx.doi.org/10.1016/j.compstruc.2004.03.010. http://dx.doi.org/10.1016/j.compstruc.20...
] |
d
|
Steel profile height |
Normal |
dn*
|
3 mm |
[77 W. C. Santiago, “Calibração baseada em confiabilidade dos coeficientes parciais de segurança das principais normas brasileiras de projeto estrutural, Doctoral dissertation, EESC-USP, São Carlos, Brasil, 2019.] |
Mg
|
Dead load bending moment |
Normal |
1.05·MGk
|
0.10·μx
|
[2323 B. Ellingwood and T. V. Galambos, “Probability-based criteria for structural design,” Struct. Saf., vol. 1, no. 1, pp. 15–26, Mar 1982, http://dx.doi.org/10.1016/0167-4730(82)90012-1. https://doi.org/ http://dx.doi.org/10.10...
] |
Mq
|
Live load bending moment |
Gumbel |
0.92·MQk
|
0.25·μx
|
[2525 L. G. L. Costa, W. C. Santiago, and A. T. Beck, “Probabilistic models for live loads in buildings: critical review, comparison to Brazilian design standards and calibration of partial safety factors,” RIEM, vol. 16, no. 2, pp. e16204, 2023, http://dx.doi.org/10.1590/S1983-41952023000200004. http://dx.doi.org/10.1590/S1983-41952023...
] |
θR
|
Uncertainty parameter of the resistant model |
Lognormal |
1.00 |
0.05·μx
|
[1717 D. M. Santos, F. R. Stucchi, and A. T. Beck, “Confiabilidade de vigas projetadas de acordo com as normas brasileiras,” RIEM, vol. 7, no. 5, pp. 727–743, Oct 2014, http://dx.doi.org/10.1590/S1983-41952014000500002. http://dx.doi.org/10.1590/S1983-41952014...
] |
θS
|
Uncertainty parameter of the load model |
Lognormal |
1.00 |
0.05·μx
|
[1717 D. M. Santos, F. R. Stucchi, and A. T. Beck, “Confiabilidade de vigas projetadas de acordo com as normas brasileiras,” RIEM, vol. 7, no. 5, pp. 727–743, Oct 2014, http://dx.doi.org/10.1590/S1983-41952014000500002. http://dx.doi.org/10.1590/S1983-41952014...
] |