Prediction of Punching Capacity of Slab-Column Connections without Transverse Reinforcement Based on a Backpropagation Neural Network

Table 4

Number of defect points.

	Defect level	Weight value	GB 50010-2010	ACI 318-14	EC 2-04	BPNN model
<0.5	Very dangerous	10	4	1	0	0
0.5–0.75	Dangerous	5	6	6	4	2
0.75–1	Low degree of safety	2	45	33	42	54
1–1.25	Safe and reasonable	0	76	48	116	150
1.25–2	Conservative	1	86	122	55	11
>2	Too conservative	2	0	7	0	0
Total defect count			246	242	194	129