Table 7 Comparison of modelled traffic flow data and national measured data for road links in Birmingham (total numbers of vehicles)
Road Link ID National measured traffic flow data Local Modelled traffic flow data Comparison (local/national data)
6358 34226 47524* 1.4
6391 41868 46255* 1.1
6392 37624 35369 0.9
7676 34108 34589 1
7677 28046 32904 1.2
7928 79435 30052 0.4
16366 35409 48062 1.4
16423 21008 21682* 1
16487 17283 30363* 1.8
17143 19905 27034* 1.4
17644 25872 17448* 0.7
17996 28845 50515* 1.8
18449 36447 31932 0.9
26395 38923 47204* 1.2
27159 16594 11124 0.7
27736 39978 34282* 0.9
27737 30014 25668 0.9
27952 38287 44089* 1.2
28042 31573 22872 0.7
36070 99866 150790 1.5
36400 45883 61522 1.3
37238 22916 18424* 0.8
37780 43652 57254* 1.3
46398 29322 19299* 0.7
46399 67240 51060* 0.8
46456 19899 22609* 1.1
47166 34175 23565* 0.7
47176 29480 26070* 0.9
47731 35801 29069 0.8
47999 78607 25622 0.3
48344 6699 11472 1.7
56330 40523 71837* 1.8
56394 81002 23232* 0.3
56459 15360 22450* 1.5
57191 41894 45345* 1.1
57193 33425 29278 0.9
57194 62393 33072* 0.5
Totals 1457690 1395525 0.96
* CERC data an average of flows on more than one link equivalent to AEAT link

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