Research on Construction Safety Risk Assessment of New Subway Station Close-Attached Undercrossing the Existing Operating Station

Table 9

Correlation degree and risk grade of each third-level index.

Correlation degree				Risk grade
(A12)	-0.5	0.125	-0.125	Medium risk
(A13)	-0.56	-0.267	0.267	Low risk
(A15)	-0.6	-0.2	0.2	Low risk
(A16)	-0.2	0.4	-0.273	Medium risk
(A22)	-0.55	-0.1	0.1	Low risk
(A24)	-0.525	-0.05	0.05	Low risk
(A25)	-0.16	0.4	-0.222	Medium risk
(A31)	-0.85	-0.133	2	Low risk
(A32)	-0.8	-0.2	2	Low risk
(A41)	-0.82	-0.55	0.45	Low risk
(A43)	-0.633	0.05	-0.083	Medium risk
(A51)	-0.925	-0.7	0.3	Low risk
(A53)	-0.6	-0.2	0.2	Low risk
(A56)	-0.629	-0.133	0.133	Low risk
(A57)	-0.43	0.14	-0.109	Medium risk
(B11)	-0.38	0.24	-0.162	Medium risk
(B12)	0.028	-0.167	-0.375	High risk
(B14)	-0.25	0.5	-0.25	Medium risk
(B16)	-0.429	-0.2	0.2	Low risk
(B17)	-0.571	-0.4	0.4	Low risk
(B18)	-0.688	-0.167	0.167	Low risk
(B19)	-0.2	0.5	-0.2	Medium risk
(B110)	-0.167	0.5	-0.167	Medium risk
(B21)	-0.2	0.4	-0.143	Medium risk
(B23)	-0.63	-0.26	0.26	Low risk
(B31)	-0.8	0.192	-0.487	Medium risk
(B33)	-0.2	0.4	-0.273	Medium risk
(B42)	-0.375	0.25	-0.167	Medium risk
(B44)	0.4	-0.4	-0.64	High risk
(B51)	-0.6	-0.2	0.2	Low risk
(B52)	-0.325	0.35	-0.206	Medium risk
(B53)	-0.375	0.25	-0.167	Medium risk
(B54)	-0.525	-0.05	0.05	Low risk
(B55)	0.414	-0.586	-0.71	High risk
(B58)	-0.275	0.45	-0.237	Medium risk
(B59)	-0.182	0.333	-0.1	Medium risk
(B61)	-0.775	-0.55	0.45	Low risk
(B62)	-0.525	-0.05	0.05	Low risk
(B63)	-0.55	-0.1	0.1	Low risk
(B65)	-0.525	-0.05	0.05	Low risk
(B66)	-0.3	0.4	-0.222	Medium risk
(B67)	-0.575	-0.15	0.15	Low risk
(B72)	0.02	-0.02	-0.3	High risk
(B74)	-0.527	-0.056	0.239	Low risk
(B75)	-0.268	0.287	-0.128	Medium risk
(B76)	-0.364	-0.3	0.3	Low risk
(B77)	-0.067	0.2	-0.222	Medium risk
(B78)	0.4	-0.4	-0.6	High risk
(B79)	-0.29	0.42	-0.228	Medium risk