Table 8 Comparison of predicted roadside NO2 concentrations for 2005 using different traffic flow data
Link ID National modelled NO2 concentration NO2 concentration based on local data Comparison (local / national)
Birmingham
6391 23.91 24.68 1.03
7676 24.00 24.09 1.00
7928 28.06 20.84 0.74
27736 23.08 22.09 0.96
36400 25.32 28.10 1.11
46398 23.10 20.99 0.91
46399 25.53 23.30 0.91
47999 27.32 19.50 0.71
56330 23.29 27.82 1.19
56394 27.45 19.40 0.71
57191 24.05 24.68 1.03
57193 23.33 22.45 0.96
57194 24.83 20.48 0.82
Manchester
17675 22.91 23.72 1.04
37809 25.84 23.84 0.92
47415 22.80 24.24 1.06
58252 23.60 23.83 1.01
Salford
6161 24.12 25.52 1.06
36585 23.80 24.77 1.04
48023 22.83 24.39 1.07
56160 23.56 24.17 1.03


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