Long-Term Aging of Asphalt Mixtures for Performance Testing and Prediction: Phase III Results (2021) / Chapter Skim
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Pages 134-139
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134 Material-specific parameters for virgin mixtures, specifically log |G* | at short-term aging (STA)
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Estimation of the Material-Specific Parameters of RAP-Containing Mixtures Given Individual Virgin and RAP Parameters 135 mass fraction weighted average of the virgin binder's reactive material and 100% RAP extracted binder's reactive material, as shown in Equation (3)
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136 Long-Term Aging of Asphalt Mixtures for Performance Testing and Prediction: Phase III Results Research Program (SHRP) binders (AAA-1 and AAC-1)
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Estimation of the Material-Specific Parameters of RAP-Containing Mixtures Given Individual Virgin and RAP Parameters 137 Figure 7 presents the predicted and measured binder shear modulus values for the shortterm aged and long-term aged mixtures. As shown, the proposed framework can adequately predict the log |G*
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138 Long-Term Aging of Asphalt Mixtures for Performance Testing and Prediction: Phase III Results 50% RAP RS9.5B blended binder. The original NCHRP Project 09-54 developed an empirical model to relate the USAT binder aging to loose mixture aging.
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From page 139... ...
Estimation of the Material-Specific Parameters of RAP-Containing Mixtures Given Individual Virgin and RAP Parameters 139 0.0 1.0 2.0 3.0 4.0 0 5 10 15 20 lo g G * Duration (Days)
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