Parameter Optimization of Graded Macadam Transitional Layer for Inverted Asphalt Pavement Based on the Mechanical Response and Strength Standard

Table 5

Calculation parameters of Pavement-Me.

Parameter type	Input level	Corresponding value
Service life	Level 2	20 years
Pavement structure		See Table 4
Material parameters	Level 2 and Level 3	Dynamic modulus data of surface layer from laboratory test and the material parameters of based layer used the specification value
Traffic parameters	Level 3	Heavy traffic
Climate parameters	Level 2	Include temperature, rainfall, radiation, and humidity, which are from field survey and “National Meteorological Information Center”
Correction factor		Default value be used, that is β = 1.0