Application of Polyurethane Polymer and Assistant Rails to Settling the Abnormal Vehicle-Track Dynamic Effects in Transition Zone between Ballastless and Ballasted Track

<div>Measured track decay rates: without settlement (green line), with polyurethane polymer alone (red line), and with the combination use of polyurethane polymer and assistant rails (blue line).</div>

Shock and Vibration

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Figure 7

Figure 7: Application of Polyurethane Polymer and Assistant Rails to Settling the Abnormal Vehicle-Track Dynamic Effects in Transition Zone between Ballastless and Ballasted Track 

Figure 7 | Application of Polyurethane Polymer and Assistant Rails to Settling the Abnormal Vehicle-Track Dynamic Effects in Transition Zone between Ballastless and Ballasted Track 