Research Article

A Flexible Bridge Rating Method Based on Analytical Evidential Reasoning and Monte Carlo Simulation

Table 6

Bridge elements distributed assessments.

ComponentElementDistributed assessment (BPA)

DeckWearing surface{(Poor, 0), (Fair, 0.30), (Good, 0.70), (Excellent, 0)}
Sidewalk{(Poor, 0), (Fair, 0.20), (Good, 0.80), (Excellent, 0)}
Deck topside{(Poor, 0), (Fair, 0.25), (Good, 0.75), (Excellent, 0)}
Deck underside{(Poor, 0), (Fair, 0.40), (Good, 0.60), (Excellent, 0)}
Curbs{(Poor, 0), (Fair, 0.10), (Good, 0.90), (Excellent, 0)}
Expansion joints{(Poor, 0), (Fair, 0.15), (Good, 0.85), (Excellent, 0)}

SuperstructureStrings{(Poor, 0.70), (Fair, 0.30), (Good, 0), (Excellent, 0)}
Floor beams{(Poor, 0.90), (Fair, 0.10), (Good, 0), (Excellent, 0)}
Floor system bracing{(Poor, 0.40), (Fair, 0.60), (Good, 0), (Excellent, 0)}
Girders{(Poor, 0.80), (Fair, 0.20), (Good, 0), (Excellent, 0)}
Bearing devices{(Poor, 0.40), (Fair, 0.60), (Good, 0), (Excellent, 0)}

SubstructureAbutmentsBearing seats{(Poor, 0.20), (Fair, 0.50), (Good, 0.30), (Excellent, 0)}
Backwall{(Poor, 0.30), (Fair, 0.40), (Good, 0.30), (Excellent, 0)}
Wingwalls{(Poor, 0.50), (Fair, 0.30), (Good, 0.20), (Excellent, 0)}
Piles{(Poor, 0), (Fair, 0.80), (Good, 0.20), (Excellent, 0)}
Footing{(Poor, 0.10), (Fair, 0.70), (Good, 0.20), (Excellent, 0)}
PiersPiles{(Poor, 0), (Fair, 0.60), (Good, 0.40), (Excellent, 0)}
Footing{(Poor, 0), (Fair, 0.80), (Good, 0.20), (Excellent, 0)}
Columns{(Poor, 0.60), (Fair, 0.40), (Good, 0), (Excellent, 0)}
Caps{(Poor, 0), (Fair, 0.80), (Good, 0.20), (Excellent, 0)}