Long-Term Skid Resistance Evaluation of GAC-16 Based on Accelerated Pavement Testing

Table 9

MTD attenuation prediction model parameters.

Model	No	Exponential model (1)
Exponential model (1)				c	R^2	Fitted equation
	S1	0.123	−0.079	0.944	0.933	y = 0.123·e^−0.079·n + 0.944
	S2	0.243	−0.039	0.705	0.953	y = 0.243·e^−0.039·n + 0.705
	S3	0.133	−0.154	0.808	0.821	y = 0.133·e^−0.154·n + 0.808
	S4	0.107	−0.278	0.754	0.801	y = 0.107·e^−0.278·n + 0.754
Logarithmic model (2)	No			R^2	Fitted equation
	S1	1.05	0.057	0.924	y = 1.05 − 0.057·log (n)
	S2	0.92	0.096	0.850	y = 0.92 − 0.096·log (n)
	S3	0.89	0.049	0.895	y = 0.89 − 0.049·log (n)
	S4	0.81	0.035	0.872	y = 0.81 − 0.035·log (n)