Extension Model for Safety Appraisal of Existing Concrete Members Based on an Improved Comprehensive Weighting Method

Table 1

Inspection data.

Index	Bearing capacity	Deflection/span (×10^−3)	Cracks	Reinforcement corrosion	Concrete carbonation depth
Beam 1	1.08	2.29	0.20	−195	0.40
Beam 2	0.94	2.13	0.13	−178	0.32
Beam 3	1.07	1.89	0.17	−114	0.16
Beam 4	1.18	2.09	0.27	−125	0.52
Beam 5	1.20	2.06	0.12	−184	0.55
Beam 6	1.21	1.89	0.09	−131	0.36
Beam 7	1.44	2.99	0.12	−181	0.45
Beam 8	1.21	2.21	0.15	−124	0.49
Beam 9	1.31	2.45	0.17	−192	0.43
Beam 10	1.53	2.42	0.12	−135	0.40
Beam 11	1.08	2.73	0.20	−119	0.53
Beam 12	0.86	2.06	0.47	−321	0.70
Beam 13	2.25	2.57	0.17	−203	0.49
Beam 14	1.62	1.76	0.35	−245	0.57
Beam 15	1.60	1.97	0.25	−231	0.51
Beam 16	1.10	2.39	0.11	−186	0.49
Beam 17	1.64	2.67	0.10	−137	0.58
Beam 18	1.63	2.22	0.15	−194	0.60
Beam 19	1.11	2.05	0.05	−168	0.52
Beam 20	1.66	2.15	0.04	−171	0.37
Beam 21	1.63	1.77	0.06	−199	0.42
Beam 22	1.11	2.05	0.16	−215	0.58
Beam 23	1.76	1.59	0.08	−234	0.50
Beam 24	1.73	1.71	0.12	−127	0.38