Real-Time Quantitative Evaluation on the Longitudinal Slip Performance of Spherical Steel Bearings of Long-Span Bridges

Table 1

Temperature difference threshold during the sampling period.

Temperature type	Temperature difference	Maximum value (°C)	Minimum value (°C)
TGS	TP1,2	3.60	−4.10
	TP3,4	5.17	−11.81
	TP5,6	5.76	−11.16
TGM	TPu,m	4.10	−3.60
	TPm,d	11.16	−5.76
	TPu,d	9.32	−7.66