Calibration on MEPDG Low Temperature Cracking Model and Recommendation on Asphalt Pavement Structures in Seasonal Frozen Region of China

Figure 9

Thermal cracking development of asphalt pavements with different base combinations. Note: the terms “C,” “D,” “E,” and “F” were defined in Table 1.

(a) 20 cm cement stabilized gravel

(b) 20 cm crushed stone

(c) 20 cm asphalt treated crushed stone

(d) 10 cm cement stabilized gravel + 10 cm crushed stone

(e) 8 cm cement stabilized gravel + 12 cm crushed stone

(f) 12 cm cement stabilized gravel + 8 cm crushed stone