Experimental Study on Freeze-Thaw Effects on Creep Characteristics of Rubber Concrete

Table 3

Fitting parameters under different freeze-thaw cycles.

Fitting parameters	Number of the freeze-thaw cycles
	30	60	90	120	150
a	−0.1985	0.1902	−0.1471	−0.1709	−0.1313
b	1.2585	1.2987	1.3575	1.5583	1.6070
R^2	0.9993	0.9983	0.9983	0.9969	0.9989