Measurements of the Stiffness and Thickness of the Pavement Asphalt Layer Using the Enhanced Resonance Search Method

<table>Frequencies generated at (a) power spectrum receiver and (b) transfer function (obtain resonant frequency to determine thickness of asphalt surface layer).</table>

The Scientific World Journal

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Figure 10

Figure 10: Measurements of the Stiffness and Thickness of the Pavement Asphalt Layer Using the Enhanced Resonance Search Method 