Asphalt Dynamic Modulus Master Curve Calculator

Mechanistic-Empirical Pavement Design: Calculate asphalt concrete dynamic modulus ($|E^*|$), WLF temperature shift factors ($a_T$), and sigmoidal master curves.

Mix Volumetrics & Gradation

Test Temperature $T$ (°C):

Loading Frequency $f$ (Hz):

Air Voids $V_a$ (%):

Effective Binder $V_{be}$ (%):

% Retained on 3/4" ($P_{3/4}$):

% Retained on 3/8" ($P_{3/8}$):

% Retained on No. 4 ($P_4$):

% Passing No. 200 ($P_{200}$):

Dynamic Modulus & Viscoelastic Response

Dynamic Modulus ($|E^*|$)

-- MPa

-- ksi

Reduced Frequency ($f_r$)

-- Hz

Shift log a_T: --

Storage Modulus ($E^{\prime}$)

-- MPa

Phase Angle δ: --°

Loss Modulus ($E^{\prime\prime}$)

-- MPa

tan δ: --

Master Curve Reference Properties:

• Reference Temperature $T_{\text{ref}}$: 21.1 °C (70 °F)

• Asymptotic glassy modulus $E_{\text{max}}$: ~22,000 MPa (3,200 ksi)

• Highway vehicle speed equivalent (10 Hz): ~60 mph (96 km/h)

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Asphalt Dynamic Modulus Master Curve Calculator

Mix Volumetrics & Gradation

Dynamic Modulus & Viscoelastic Response

Frequently Asked Questions