Research Article
Dynamic Characteristics of Warm Mix Foamed Asphalt Mixture in Seasonal Frozen Area
Table 6
Dynamic modulus master curve parameters and shift factor of warm mix foamed asphalt mixture at 20°C.
| Type | Foaming water consumption (%) | Test temperature— | Master curve parameter | −15°C | 20°C | 45°C | Δ | ΔEa | β | γ | α |
| 70#AC-20 | 0 | 4.8310 | 0 | −−2.7999 | 5.0343 | 200000 | −0.7275 | −0.8663 | 6.6537 | 1.5 | 4.8310 | 0 | −2.7999 | 4.9836 | 200000 | −0.6765 | −0.8175 | 6.6853 | 2.0 | 3.8985 | 0 | −2.2595 | 5.1103 | 161397 | −0.2191 | −0.9408 | 6.6793 | 2.5 | 4.3083 | 0 | −2.4970 | 4.8939 | 178360 | −0.4402 | −0.7569 | 6.5959 |
| 90#AC-20 | 0 | 4.8310 | 0 | −2.7999 | 5.0142 | 200000 | −0.4054 | −0.9003 | 6.7006 | 1 | 4.8310 | 0 | −2.7999 | 4.8252 | 200000 | −0.5230 | −0.7450 | 6.6009 | 2 | 3.8985 | 0 | −2.2595 | 4.9240 | 161397 | −0.1873 | −0.9362 | 6.5937 | 3 | 4.8310 | 0 | −2.7999 | 4.8489 | 200000 | −0.4525 | −0.7641 | 6.7143 |
| SBS#AC-20 | 0 | 4.8310 | 0 | −2.7999 | 5.4014 | 200000 | 0.3658 | −0.9476 | 6.6181 | 2 | 4.8310 | 0 | −2.7999 | 5.2679 | 200000 | −0.0236 | −0.8046 | 6.5544 | 3 | 3.8985 | 0 | −2.2595 | 5.2151 | 161397 | 0.1793 | −1.0002 | 6.6544 | 4 | 5.2280 | 0 | −3.0300 | 4.8991 | 216438 | −0.1813 | −0.6800 | 6.5614 |
| SBS#AC-13 | 0 | 4.8310 | 0 | −2.7999 | 5.1803 | 162959 | 0.1900 | −0.7660 | 6.5706 | 2 | 4.8310 | 0 | −2.7999 | 5.1432 | 200000 | 0.3727 | −0.5703 | 6.5712 | 3 | 3.8985 | 0 | −2.2595 | 5.1061 | 161397 | 0.3399 | −0.7445 | 6.5391 | 4 | 5.2280 | 0 | −3.0300 | 5.1197 | 216438 | 0.2284 | −0.5060 | 6.5420 |
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