Table 5 Judgment matrix in the form of triangular fuzzy numbers for primary indicators.

From: Research on safety condition assessment methodology for single tower steel box girder suspension bridges over the sea based on improved AHP-fuzzy comprehensive evaluation

 

Steel box girder

Concrete main tower

Main cable system

Suspender system

Anchor block

Substructure

Auxiliary facilities

Environmental factors

Steel box Girder

[1,1,1]

[1,1,1]

[1/5,1/3,1/2]

[1/3,1/2,1]

[1/3,1/2,1]

[1,2,3]

[1,3,5]

[1,3,5]

Concrete Main Tower

[1,1,1]

[1,1,1]

[1/5,1/3,1/2]

[1/3,1/2,1]

[1/3,1/2,1]

[1,2,3]

[1,3,5]

[1,3,5]

Main cable System

[2,3,5]

[2,3,5]

[1,1,1]

[1,2,3]

[1,2,3]

[6,7,8]

[7,8,9]

[7,8,9]

Suspender System

[1,2,3]

[1,2,3]

[1/3,1/2,1]

[1,1,1]

[1,1,1]

[3,4,5]

[5,6,7]

[5,6,7]

Anchor block

[1,2,3]

[1,2,3]

[1/3,1/2,1]

[1,1,1]

[1,1,1]

[3,4,5]

[5,6,7]

[5,6,7]

Substructure

[1/3,1/2,1]

[1/3,1/2,1]

[1/8,1/7,1/6]

[1/5,1/4,1/3]

[1/5,1/4,1/3]

[1,1,1]

[2,3,5]

[2,3,5]

Auxiliary Facilities

[1/5,1/3,1]

[1/5,1/3,1]

[1/9,1/8,1/7]

[1/7,1/6,1/5]

[1/7,1/6,1/5]

[1/5,1/3,1/2]

[1,1,1]

[1,1,1]

Environmental Factors

[1/5,1/3,1]

[1/5,1/3,1]

[1/9,1/8,1/7]

[1/7,1/6,1/5]

[1/7,1/6,1/5]

[1/5,1/3,1/2]

[1,1,1]

[1,1,1]

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