Risk Assessment Method and Application of Urban River Ecological Governance Project Based on Cloud Model Improvement

Table 3

Weight of risk factor indicators of urban river ecological management projects.

Indicator	Weight	Indicator	Weight	Comprehensive weight
Risk of construction personnel factor B1	0.412808	Risk of low-technical level c11	0.291783	0.12045
		Risk of weak safety awareness c12	0.426391	0.176018
		Risk of lack of practitioner qualification c13	0.110897	0.045779
		Risk of construction personnel slowdown c14	0.170929	0.070561
Risk of construction technology B2	0.304994	Risk of improper drawing design c21	0.366979	0.111926
		Risk of inadequate engineering technology c22	0.218867	0.066753
		Risk of deficient construction machines, tools, and equipment c23	0.047311	0.01443
		Risk of cross-operation c24	0.068038	0.020751
		Risk of construction accidents c25	0.298806	0.091134
Risk of construction management factor B3	0.102653	Risk of poor safety management c31	0.048729	0.005002
		Risk of lack of construction party coordination (technical disclosure included) c32	0.300388	0.030836
		Risk of poor design rationality of construction organization c33	0.240744	0.024713
		Risk of defective plan adjustment and engineering change c34	0.06722	0.0069
		Risk of poor contract management and execution c35	0.156686	0.016084
		Risk of confusing organization setup c36	0.103098	0.010583
		Risk of insufficient management authority c37	0.083135	0.008534
Risk of construction period factor B4	0.069219	Risk of failure to document lifecycle c41	0.084144	0.005824
		Risk of overlong construction period c42	0.21092	0.0146
		Risk of construction period delay c43	0.704936	0.048795
Other risks B5	0.110326	Risk of breaking policies and laws c51	0.213367	0.02354
		Economic risk c52	0.313548	0.034592
		Social risk c53	0.074401	0.008208
		Risk of natural disasters c54	0.398684	0.043985