Table 2 PM10 exposure in different vehicle modes
Inside environmental (low emission) zone | Outside of environmental (low emission) zone | |||
|---|---|---|---|---|
Measurement no. (time of day) | Mean PM10 conc., West to East (μg/m 3) | Mean P10 conc., East to West(μg/m 3) | Mean P10 conc., West to East (μg/m 3) | Mean P10 conc., East to West (μg/m 3) |
Roof open | ||||
1 (10.00 – 10.28) | 41.1 ± 6.2 | 31.7 ± 3.1 | 31.2 ± 3.6 | 24.5 ± 2.6 |
4 (11.24 – 11.52) | 27.2 ± 7.2 | 20.9 ± 1.2 | 20.9 ± 2.5 | 19.5 ± 4.1 |
7 (12.48 – 13.16) | 25.1 ± 5.7 | 18.3 ± 5.9 | 18.6 ± 6.6 | 19.7 ± 9.2 |
10 (14.12 - 14.40) | 13.6 ± 2.2 | 12.6 ± 2.1 | 12.5 ± 2.2 | 32.1 ± 37.9 |
13 (15.36 – 16.04) | 15.9 ± 3.4 | 16.2 ± 2.4 | 13.8 ± 3.7 | 17.1 ± 3.8 |
Roof closed, windows open | ||||
3 (10.56 – 11.24) | 28.6 ± 1.6 | 25.2 ± 3.7 | 21.4 ± 1.1 | 21 ± 3.1 |
6 (12.20 - 12.48) | 13.7 ± 2.1 | 18.7 ± 4.6 | 15.4 ± 3.0 | 17.2 ± 5.9 |
9 (13.44 – 14.12) | 15.5 ± 1.4 | 13.8 ± 1.2 | 17.7 ± 4.4 | 17.2 ± 10.9 |
12 (15.08 – 15.36) | 16.2 ± 6.7 | 41.0 ± 31.2 | 13.0 ± 1.7 | 12.6 ± 1.4 |
15 (16.32 – 17.00) | 19.4 ± 3.0 | 22.6 ± 7.6 | 23.8 ± 18.5 | 17.7 ± 3.8 |
Roof closed, windows closed | ||||
2 (10.28 – 10.56) | 32.5 ± 6.4 | 25.1 ± 1.5 | 26.1 ± 2.6 | 25.9 ± 7.4 |
5 (11.52 – 12.20) | 23.7 ± 3.6 | 17.6 ± 2.5 | 17.8 ± 5.8 | 15.8 ± 2.1 |
8 (13.16 – 13.44) | 14.1 ± 1.1 | 17.8 ± 3.1 | 12.3 ± 2.5 | 16.4 ± 5.7 |
11 (14.40 – 15.08) | 10.2 ± 0.7 | 10.9 ± 1.8 | 11.5 ± 1.4 | 11.3 ± 1.6 |
14 (16.04 – 16.32) | 13.2 ± 1.7 | 13.9 ± 1.5 | 13.4 ± 2.6 | 17.7 ± 5.8 |