Distribution Network Risk Assessment Using Multicriteria Fuzzy Influence Diagram

Table 1

Consequences grading scale.

	Safety consequences
Grade	Description
1	No harmful consequences
2	Minor: failure results in minor system damage but does not cause injury to personnel or allow any kind of exposure to operational or service personnel
3	Major: failure results in a low level of exposure to Personnel, or activates facility alarm system
4	Critical: failure results in minor injury to personnel
5	Catastrophic: failure results in major injury or death of personnel