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Pavement Effects Implementation Study - Appendix B

Figure 18 - Example of Spectral Modeling Using only mid speed data 30 to 65 mph - measured

Speed (mph)  1/3 OB Levels Modeled (dBA)                                               
  50.0 Hz 63.0 Hz 80.0 Hz 100.0 Hz 125.0 Hz 160.0 Hz 200.0 Hz 250.0 Hz 315.0 Hz 400.0 Hz 500.0 Hz 630.0 Hz 800.0 Hz 1000.0 Hz 1250.0 Hz 1600.0 Hz 2000.0 Hz 2500.0 Hz 3150.0 Hz 4000.0 Hz 5000.0 Hz 6300.0 Hz 8000.0 Hz 10000.0 Hz
80 32.6 42.4 47.2 49.1 50.1 51.1 52.6 54.9 57.9 61.5 65 68.2 70.9 72.5 72.9 72 70 67 63.2 58.9 55 51.6 49.1 48.2
70 31.4 40.5 45 46.9 47.9 48.9 50.4 52.6 55.4 58.7 61.9 64.8 67.2 68.6 69 68.1 66.2 63.5 60 56 52.3 48.9 46.2 44.6
60 30.2 38.6 42.9 44.7 45.7 46.8 48.2 50.2 52.8 55.9 58.8 61.4 63.6 64.8 65 64.2 62.4 59.9 56.7 53 49.6 46.2 43.3 41
50 29 36.7 40.7 42.4 43.5 44.6 46 47.9 50.3 53.1 55.7 58 59.9 60.9 61.1 60.2 58.6 56.3 53.4 50 46.8 43.6 40.4 37.5
40 27.8 34.9 38.5 40.2 41.3 42.4 43.8 45.6 47.8 50.3 52.6 54.6 56.2 57 57.1 56.3 54.8 52.8 50.1 47.1 44.1 40.9 37.5 33.9
30 26.6 33 36.4 38 39.1 40.2 41.6 43.2 45.2 47.5 49.5 51.2 52.6 53.2 53.2 52.4 51 49.2 46.8 44.1 41.4 38.3 34.6 30.4
20 25.4 31.1 34.2 35.8 36.9 38.1 39.3 40.9 42.7 44.7 46.4 47.8 48.9 49.3 49.2 48.5 47.2 45.6 43.6 41.2 38.6 35.6 31.7 26.8
10 24.2 29.2 32 33.6 34.7 35.9 37.1 38.6 40.2 41.8 43.3 44.4 45.2 45.5 45.3 44.5 43.4 42 40.3 38.2 35.9 32.9 28.8 23.2
Updated: 8/24/2017
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