Stress Analysis and Structural Optimization of Steel–Concrete Joint of Zhonghua Road Bridge in Liaocheng

Table 2

Material characteristic values for concrete.

Structure	Material	Elastic modulus (GPa)	Poisson’s ratio	Tensile strength (MPa)	Compressive strength (MPa)
Prestressed concrete box beam	C50 low-shrinkage concrete	34.5	0.2	2.65	32.4
Bridge deck pavement layer	UHPC	43.4	0.2	7	84