Energy Method Solution for the Vertical Deformation of Longitudinally Coupled Prefabricated Slab Track

Table 1

The tentative calculation about the damage of the broad joint/radius of the slab.

Number	R/m	l/m	EI/kN⋅m^2		/m	/m	/m	F/kN	The contribution rate of /R to F
1		6.45	60350	1EI	0.003	0.006	0.003	12724
2				0.5EI	0.003	0.006	0.003	12508	1.7%
3	20000			1EI	0.003	0.006	0.003	12701	1.78%