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Research Article

Fatigue Damage Estimation in Existing Railway Steel Bridges by Detailed Loading History Analysis

Table 6

Model adopted for the damage calculation (e.g., UIC A03 train, from 1900–1908).
Δ 𝜎 Φ 𝜙 ∗ Δ 𝜎 𝑚 Δ 𝜎 t h Δ 𝜎 𝑐 , r e q 𝐷 = Σ 𝑑 𝑖 𝑁 𝑐 𝑑 𝑖 𝑅 𝑖 𝑑 𝑖 × 𝑅 𝑖
62,01,24577,19373,701000,00E + 002,0E + 063,62E − 081,7E + 050,006
60,01,24574,70373,701006,12E − 032,0E + 061,38E − 081,1E + 050,002
22,01,24527,45373,551007,67E − 032,0E + 060,00E + 005,6E + 040,000
11,01,24513,72373,511007,67E − 032,0E + 060,00E + 001,0E + 060,000