Layout Optimization of Rail Expansion Joint on Long-Span Cable-Stayed Bridge for High-Speed Railway

Table 2

Rail strength calculation (unit: MPa).

Item
		Constant	Small	Constant	Small	Constant	Small
Compressive stress of head	149.40	311.27	256.44	62.84	58.26	523.51	464.10	351.50
Tensile stress of rail bottom	128.04	338.70	284.40	62.84	58.26	529.58	470.70	351.50