Table 2: Summary of estimated free-flow speeds.

Site Rainfall Model Equations Free-flow speed (uf)
Dry Weather Rainfall
km/h m/s km/h m/s
Light 92.31 - 1.39k - 8.6 92.3 25.659 83.7 23.269
01 Moderate 91.79 - 1.36k - 9.0 91.8 25.520 82.8 23.018
Heavy 92.67 - 1.28k - 7.6 92.7 25.771 83.1 23.102
Light 93.81 - 1.59k - 8.2 93.8 26.076 84.6 23.797
02 Moderate 90.66 - 1.35k - 12.7 90.7 25.215 78.0 21.684
Heavy 97.12 - 1.09k - 16.8 97.1 26.994 80.3 22.323
Light 92.92 - 2.10k - 4.5 92.9 25.826 88.4 23.463
03 Moderate 91.51 - 1.97k - 8.5 91.5 25.437 83.0 23.074
Heavy 90.66 - 1.89k - 10.3 90.7 25.215 80.4 22.351
Light 100.5 - 2.17k - 11.2 100.5 27.939 89.3 24.825
04 Moderate 98.91 - 1.68k - 12.8 98.9 27.494 86.1 23.936
Heavy 96.09 - 1.44k - 13.3 96.1 26.716 82.8 23.018