Aplicabilidade do método dos 500°C na determinação da resistência de vigas em concreto armado após incêndio

Costa, Leonardo Medeiros da; Silva, José Jeferson do Rêgo; Oliveira, Tiago Ancelmo de Carvalho Pires de; Duarte, Dayse Cavalcanti de Lemos

Leonardo Medeiros da Costa

Universidade Estadual da Paraíba – UEPB, Departamento de Engenharia Civil, Araruna, PB, Brasil

http://orcid.org/0000-0002-3271-680X

José Jeferson do Rêgo Silva

Universidade Federal de Pernambuco – UFPE, Departamento de Engenharia Civil, Recife, PE, Brasil

http://orcid.org/0000-0001-7941-1061

Tiago Ancelmo de Carvalho Pires de Oliveira

Universidade Federal de Pernambuco – UFPE, Departamento de Engenharia Civil, Recife, PE, Brasil

http://orcid.org/0000-0003-4861-4944

Dayse Cavalcanti de Lemos Duarte

Universidade Federal de Pernambuco – UFPE, Departamento de Engenharia Mecânica, Recife, PE, Brasil

http://orcid.org/0000-0001-8359-8391

Corresponding author: Leonardo Medeiros da Costa. E-mail: leonardom.costa@yahoo.com.br

Conflict of interest: Nothing to declare.

Author contributions: LMC: conceptualization, methodology, bibliographic research, data analysis; JJRS: conceptualization, methodology, drafting, supervision; TACP: conceptualization, supervision, drafting and formal analysis, DCLD: writing and formal analysis.

Editors: Fernando S. Fonseca, Guilherme Aris Parsekian.

Ref.	ID.	Cross Section	Fire curve	Time	f_c	$ρ_{l} = \frac{A_{s}}{b \cdot h}$	$ρ_{t} = \frac{A_{s w}}{b \cdot s}$	$ξ = a / d$
-	-	-	-	(min)	(MPa)	%	%	-
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L5	25x40	ISO 834	60	41.2	1.47%	0.27%	1.51
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L6	25x40	ISO 834	60	41.2	1.47%	0.27%	1.71
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L7	25x40	ISO 834	60	41.2	1.47%	0.27%	2.22
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L9	25x40	ISO 834	120	41.2	1.47%	0.27%	3.31
[²⁶26 R. G. Pereira, T. A. C. Pires, D. C. L. Duarte, and J. J. R. Silva, "Assess of residual mechanical resistance of reinforced concrete beams after fire," Rev. ALCONPAT, vol. 9, no. 1, 2018, http://dx.doi.org/10.21041/ra.v9i1.299. http://dx.doi.org/10.21041/ra.v9i1.299... ]	REC15_210	12x20	NS	210	47.6	0.65%	0.79%	1.43
[²⁶26 R. G. Pereira, T. A. C. Pires, D. C. L. Duarte, and J. J. R. Silva, "Assess of residual mechanical resistance of reinforced concrete beams after fire," Rev. ALCONPAT, vol. 9, no. 1, 2018, http://dx.doi.org/10.21041/ra.v9i1.299. http://dx.doi.org/10.21041/ra.v9i1.299... ]	REC30_210	12x20	NS	210	47.6	0.65%	0.79%	1.57
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-60	20x20	ISO 834	60	27.09	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-120	20x20	ISO 834	120	27.09	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-180	20x20	ISO 834	180	27.09	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-240	20x20	ISO 834	240	27.09	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-60	20x20	ISO 834	60	37.8	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-120	20x20	ISO 834	120	37.8	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-180	20x20	ISO 834	180	37.8	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-240	20x20	ISO 834	240	37.8	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-60	20x20	ISO 834	60	47.31	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-120	20x20	ISO 834	120	47.31	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-180	20x20	ISO 834	180	47.31	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-240	20x20	ISO 834	240	47.31	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-60	20x20	ISO 834	60	56.67	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-120	20x20	ISO 834	120	56.67	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-180	20x20	ISO 834	180	56.67	0.39%	0.62%	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-240	20x20	ISO 834	240	56.67	0.39%	0.62%	1.23

Ref.	ID.	Cross Section	Fire curve	Time	f_c	$ρ_{l} = \frac{A_{s}}{b \cdot h}$	$ρ_{t} = \frac{A_{s w}}{b \cdot s}$	$ξ =a/d$	$a / L$
-	-	(cm)	-	(min)	(MPa)	(%)	(%)	-	-
[²⁷27 A. Kumar and V. Kumar, "Behaviour of RCC beams after exposure to elevated temperatures," J. Inst. Eng., vol. 84, pp. 165–170, 2003.]	V120	20x30	ISO 834	120	17.1	0.75%	0.14%	4.4	0.25
[²⁷27 A. Kumar and V. Kumar, "Behaviour of RCC beams after exposure to elevated temperatures," J. Inst. Eng., vol. 84, pp. 165–170, 2003.]	V60	20x30	ISO 834	60	17.1	0.75%	0.14%	4.4	0.25
[²⁷27 A. Kumar and V. Kumar, "Behaviour of RCC beams after exposure to elevated temperatures," J. Inst. Eng., vol. 84, pp. 165–170, 2003.]	V90	20x30	ISO 834	90	17.1	0.75%	0.14%	4.4	0.25
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº17	30x45	ASTM E119	60	34.7	2.53%	0.00%	1.5	0.36
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº18	30x45	ASTM E119	180	34.7	2.53%	0.00%	1.5	0.36
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº2	20x30	ASTM E119	60	34.7	1.90%	0.00%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº27	20x30	ASTM E119	60	60.5	1.90%	0.00%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº28	20x30	ASTM E119	180	62.5	1.90%	0.00%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº3	20x30	ASTM E119	180	34.7	1.90%	0.00%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº32	20x30	ASTM E119	60	65.2	3.80%	0.00%	1.5	0.32
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº33	20x30	ASTM E119	180	66.5	3.80%	0.00%	1.5	0.32
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº8	20x30	ASTM E119	60	35.8	3.80%	0.00%	1.5	0.32
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº9	20x30	ASTM E119	180	35.8	3.80%	0.00%	1.5	0.32
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº14	20x30	ASTM E119	60	34.7	1.90%	0.98%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº15	20x30	ASTM E119	180	34.7	1.90%	0.98%	1.5	0.33
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº23	30x45	ASTM E119	180	34.7	2.53%	0.98%	1.5	0.36
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº11	20x30	ASTM E119	60	35.8	3.80%	0.00%	4.0	0.41
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº12	20x30	ASTM E119	180	35.8	3.80%	0.00%	4.0	0.41
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº20	30x45	ASTM E119	60	35.8	5.47%	0.00%	4.0	0.44
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº21	30x45	ASTM E119	180	35.8	5.47%	0.00%	4.0	0.44
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº30	20x30	ASTM E119	60	71.6	1.90%	0.00%	4.0	0.42
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº35	20x30	ASTM E119	60	65.7	3.80%	0.00%	4.0	0.41
[¹⁴14 J. H. Hsu and C. S. Lin, "Effect of fire on the residual mechanical properties and structural performance of reinforced concrete beams," J. Fire Prot. Eng., vol. 18, no. 4, pp. 245–274, Nov 2008, http://dx.doi.org/10.1177/1042391507077171. http://dx.doi.org/10.1177/10423915070771... ]	test nº25	30x45	ASTM E119	180	35.8	5.47%	0.52%	4.0	0.44
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L4	25x40	ISO 834	60	41.2	1.47%	0.00%	2.2	0.36
[²¹21 Y. Xu, X. Peng, Y. Dong, Y. Luo, and B. Lin, "Experimental study on shear behavior of reinforced concrete beams strengthened with CFRP sheet after fire," J. Build. Struct. China, vol. 36, no. 2, 2015. http://dx.doi.org/10.14006/j.jzjgxb.2015.02.015. http://dx.doi.org/10.14006/j.jzjgxb.2015... ]	L4	20x30	ISO 834	60	51.5	3.27%	0.17%	2.7	0.50
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B5-2.1-f120	25x40	ISO 834	120	31.6	1.96%	0.00%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B5-2.1-f60	25x40	ISO 834	60	31.6	1.96%	0.00%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B5-2.1-f90	25x40	ISO 834	90	31.6	1.96%	0.00%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B6-2.1-f90	25x40	ISO 834	90	31.6	1.61%	0.00%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B7-2.1-f90	25x40	ISO 834	90	31.6	1.47%	0.00%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B4-2.1-f90	25x40	ISO 834	90	31.6	1.96%	0.20%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B1-2.1-f120	25x40	ISO 834	120	31.6	1.96%	0.27%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B1-2.1-f60	25x40	ISO 834	60	31.6	1.96%	0.27%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B1-2.1-f90	25x40	ISO 834	90	31.6	1.96%	0.27%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B2-2.1-f90	25x40	ISO 834	90	31.6	1.61%	0.27%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B3-2.1-f90	25x40	ISO 834	90	31.6	1.47%	0.27%	2.1	0.21
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B5-2.6-f90	25x40	ISO 834	90	31.6	1.96%	0.00%	2.6	0.26
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B1-2.6-f90	25x40	ISO 834	90	31.6	1.96%	0.27%	2.6	0.26
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B5-3.3-f90	25x40	ISO 834	90	31.6	1.96%	0.00%	3.3	0.32
[²⁸28 Y. Song et al., "Residual shear capacity of reinforced concrete beams after fire exposure," KSCE J. Civ. Eng., vol. 24, no. 11, pp. 3330–3341, 2020, http://dx.doi.org/10.1007/s12205-020-1758-7. http://dx.doi.org/10.1007/s12205-020-175... ]	B1-3.3-f90	25x40	ISO 834	90	31.6	1.96%	0.27%	3.3	0.32

T (ºC)	20	50	100	200	400	550	600	700	850
$k_{sr}$	1	1	1	1	1	1	1	0.7	0.6

Ref.	ID.	$M_{r}^{exp}$	$M_{r1}^{ana}$	$M_{r1}^{ana} / M_{r}^{exp}$
-	-	(kNm)	(kNm)	-
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L5	196.0	210.9	1.08
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L6	200.0	210.9	1.05
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L7	197.0	210.9	1.07
[²⁰20 Y. Xu, B. Wu, R. Wang, M. Jiang, and Y. Luo, "Experimental study on residual performance of reinforced concrete beams after fire," J. Build. Struct., vol. 34, no. 8, 2013.]	L9	167.0	169.6	1.02
[²⁶26 R. G. Pereira, T. A. C. Pires, D. C. L. Duarte, and J. J. R. Silva, "Assess of residual mechanical resistance of reinforced concrete beams after fire," Rev. ALCONPAT, vol. 9, no. 1, 2018, http://dx.doi.org/10.21041/ra.v9i1.299. http://dx.doi.org/10.21041/ra.v9i1.299... ]	REC15_210	13.1	10.5	0.80
[²⁶26 R. G. Pereira, T. A. C. Pires, D. C. L. Duarte, and J. J. R. Silva, "Assess of residual mechanical resistance of reinforced concrete beams after fire," Rev. ALCONPAT, vol. 9, no. 1, 2018, http://dx.doi.org/10.21041/ra.v9i1.299. http://dx.doi.org/10.21041/ra.v9i1.299... ]	REC30_210	12.2	10.6	0.87
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-60	9.2	11.8	1.28
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-120	6.5	8.1	1.24
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-180	5.6	6.9	1.23
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M20-240	5.2	6.0	1.16
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-60	11.3	12.0	1.06
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-120	7.5	8.2	1.09
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-180	5.8	7.0	1.21
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M30-240	4.9	6.1	1.24
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-60	13.6	12.2	0.89
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-120	8.7	8.3	0.95
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-180	7.0	7.1	1.01
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M40-240	5.5	6.2	1.12
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-60	15.8	12.3	0.78
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-120	9.8	8.3	0.85
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-180	8.0	7.1	0.89
[⁷7 D. P. Thanaraj, N. Anand, P. Arulraj, and K. Al-Jabri, "Investigation on structural and thermal performance of reinforced concrete beams exposed to standard fire," J. Build. Eng., vol. 32, pp. 101764, 2020, http://dx.doi.org/10.1016/j.jobe.2020.101764. http://dx.doi.org/10.1016/j.jobe.2020.10... ]	M50-240	6.9	6.2	0.90
		Mean		1.04
		Standard Deviation		0.15
		Confidence Interval		0.98-1.08

Ref.	ID.	$V_{r}^{e x p}$	$V_{r1}^{a n a}$	$V_{r1}^{ana} / V_{r}^{exp}$
-	-	(kN)	(kN)	-
[²⁴24 R. Sun, B. Xie, R. Perera, and Y. Pan, "Modeling of reinforced concrete beams exposed to fire by using a spectral approach," Adv. Mater. Sci. Eng., vol. 2018, pp. 1–12, 2018, http://dx.doi.org/10.1155/2018/6936371. http://dx.doi.org/10.1155/2018/6936371... ]	V120	47.4	45.9	0.97
[²⁴24 R. Sun, B. Xie, R. Perera, and Y. Pan, "Modeling of reinforced concrete beams exposed to fire by using a spectral approach," Adv. Mater. Sci. Eng., vol. 2018, pp. 1–12, 2018, http://dx.doi.org/10.1155/2018/6936371. http://dx.doi.org/10.1155/2018/6936371... ]	V60	71.9	71.7	1.00
[²⁴24 R. Sun, B. Xie, R. Perera, and Y. Pan, "Modeling of reinforced concrete beams exposed to fire by using a spectral approach," Adv. Mater. Sci. Eng., vol. 2018, pp. 1–12, 2018, http://dx.doi.org/10.1155/2018/6936371. http://dx.doi.org/10.1155/2018/6936371... ]	V90	61.9	55.0	0.89
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº17	468.3	484.1	1.03
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº18	279.0	387.3	1.39
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº2	213.9	209.8	0.98
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº27	337.5	321.9	0.95
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº28	229.5	136.7	0.60
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº3	188.8	87.1	0.46
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº32	471.4	312.3	0.66
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº33	246.5	140.5	0.57
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº8	321.0	198.8	0.62
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº9	220.7	89.4	0.41
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº14	270.6	326.4	1.21
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº15	243.1	139.7	0.57
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº23	467.6	462.3	0.99
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº11	89.2	49.3	0.55
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº12	41.3	22.2	0.54
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº20	211.9	123.2	0.58
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº21	117.2	98.5	0.84
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº30	89.8	75.8	0.84
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº35	130.3	67.5	0.52
[¹¹11 European Committee for Standardization, Eurocode 2: Design of Concrete Structures - Part 1-2: General Rules – Structural Fire Design, EN 1992-1-2, 2004.]	test nº25	311.1	195.6	0.63
[¹⁷17 American Concrete Institute, Building Code Requirements for Reinforced Concrete, ACI 318-08, 2008.]	L4	97.0	80.0	0.82
[¹⁸18 L. Bai and Z. Wang, "Residual bearing capacity of reinforced concrete member after exposure to high temperature," Adv. Mat. Res., vol. 368, no. 373, pp. 577–581, Oct 2011, http://dx.doi.org/10.4028/www.scientific.net/AMR.368-373.577. http://dx.doi.org/10.4028/www.scientific... ]	L4	147.0	50.4	0.34
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B5-2.1-f120	60.0	65.1	1.08
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B5-2.1-f60	80.0	76.6	0.96
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B5-2.1-f90	71.3	72.8	1.02
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B6-2.1-f90	79.0	72.8	0.92
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B7-2.1-f90	80.0	72.8	0.91
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B4-2.1-f90	132.5	114.7	0.87
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B1-2.1-f120	132.5	132.4	1.00
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B1-2.1-f60	145.0	139.8	0.96
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B1-2.1-f90	137.5	137.3	1.00
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B2-2.1-f90	135.0	137.3	1.02
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B3-2.1-f90	130.0	137.3	1.06
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B5-2.6-f90	70.0	66.4	0.95
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B1-2.6-f90	125.0	131.9	1.06
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B5-3.3-f90	55.0	57.5	1.05
[²⁵25 B. Cai, L.-F. Xu, and F. Fu, "Shear resistance prediction of post-fire reinforced concrete beams using artificial neural network," Int. J. Concr. Struct. Mater., vol. 13, no. 1, pp. 46, 2019, http://dx.doi.org/10.1186/s40069-019-0358-8. http://dx.doi.org/10.1186/s40069-019-035... ]	B1-3.3-f90	115.0	128.1	1.10
		Mean		0.85
		Standard deviation		0.23
		Confidence Interval		0.78-0.92

[1] Corresponding author: Leonardo Medeiros da Costa. E-mail: leonardom.costa@yahoo.com.br

Brasil

Brasil

Aplicabilidade do método dos 500°C na determinação da resistência de vigas em concreto armado após incêndio

Resumo