Vibration Induced by Subway Trains: Open-Trench Mitigation Analysis in the Time and Frequency Domains

Figure 6

Dynamic response of soils under the action of harmonic loads. (a) 200 Hz at point A14. (b) 200 Hz at point A13. (c) 200 Hz at point A4. (d) 200 Hz at point A1. (e) 100 Hz at point A14. (f) 100 Hz at point A13. (g) 100 Hz at point A4. (h) 100 Hz at point A1. (i) 50 Hz at point A14. (j) 50 Hz at point A13. (k) 50 Hz at point A4. (l) 50 Hz at point A1.

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