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

Table 5

Model adopted for the cycle counting (e.g., UIC A03 train, from 1900–1908).

Period	Train	Train/day	Tractor (L) carriage (Ci)	kN/axle	𝑛^∘ axles	𝑛^∘ carriage	Axles/day	Σ𝐹 [kN]	𝑛^∘ Axles/year
		17,2	L	140,00	3	1	51,5	420	1,9E + 04
		17,2	L	120,00	2	1	34,3	240	1,3E + 04
1900–1908	A03	17,2	L	100,00	1	1	17,2	100	6,3E + 03
		17,2	C1	50,00	3	6	308,9	900	1,1E + 05
						Tot.	411,8	1660	1,5E + 05