Research Article

Using the Rheological Index to Quantitatively Evaluate the Mechanical Performance of High-Elasticity Modified Asphalt

Table 2

Fitting parameters of the Burgers rheological model with different high-elasticity modified asphalt.

ParametersVirgin asphaltOrdinary modified asphaltHEA1HEA2HEA3HEA4HEA5

(Pa)1.56E + 039.32E + 048.27E + 058.11E + 051.30E + 069.37E + 059.49E + 05
(Pa)9.45E + 043.03E + 051.03E + 061.22E + 061.81E + 061.45E + 061.72E + 06
(PaS)5.88E + 052.63E + 051.93E + 052.23E + 053.16E + 052.65E + 053.13E + 05
(PaS)8.62E + 044.26E + 056.80E + 059.55E + 051.14E + 061.02E + 061.18E + 06
(1/Pa)6.40E − 041.07E − 051.21E − 061.23E − 067.67E − 071.07E − 061.05E − 06
(1/Pa)1.57 E − 062.25 E − 069.70 E − 078.15 E − 075.51 E − 076.87 E − 075.78 E − 07
(1/Pa)1.16E − 052.35E − 061.47E − 061.05E − 068.74E − 079.77E − 078.46E − 07
(1/Pa)6.53E − 041.53E − 053.65E − 063.10E − 062.19E − 062.73E − 062.48E − 06