Table 2.

(a) Score experts on decision-making factors; (b–e) Score experts on intermediate factors.

(a)
	Human Factors	Material Factors	Management Factors	Environmental Factors
Human factors	1.0	1.0	3.0	5.0
Material factors	1.0	1.0	3.0	7.0
Management factors	0.3	0.3	1.0	5.0
Environmental factors	0.2	0.1	0.2	1.0
(b)
	Detection Unit Fraud		Insufficient Security Awareness
Detection unit fraud	1.0		0.2
Insufficient security awareness	5.0		1.0
(c)
	Inadequate Structure		Structural Heightening
Inadequate structure	1.0		5.0
Structural heightening	0.2		1.0
(d)
	Inadequate Regulation		Inadequate Safety Education
Inadequate regulation	1.0		0.3
Inadequate safety education	3.0		1.0
(e)
	Continuous Rainfall		Inadequate Geological Conditions
Continuous rainfall	1.0		0.2
Inadequate geological conditions	5.0		1.0