| Appendix I Impact Daytime Construction Noise
Monitoring Results |
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| Location
: M2 (West Tai Wo - Free Field) |
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| Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
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| |
Measured Noise Level for 30-min, dB(A) |
Limit Level, dB(A) |
Exceedance (Y/N) |
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| Date |
Start Time |
Leq* |
L10* |
L90* |
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| 5-Mar-21 |
11:30 |
59.7 |
60.9 |
58.9 |
75 |
N |
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933254.3008 |
1230268.771 |
776247.1166 |
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| 11-Mar-21 |
14:00 |
59.2 |
59.9 |
58.1 |
75 |
N |
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831763.7711 |
977237.221 |
645654.229 |
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| 17-Mar-21 |
15:14 |
67.1 |
68.5 |
64.5 |
75 |
N |
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5128613.84 |
7079457.844 |
2818382.931 |
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| 23-Mar-21 |
10:45 |
65.8 |
67.1 |
64.0 |
75 |
N |
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3801893.963 |
5128613.84 |
2511886.432 |
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75 |
N |
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4570881.896 |
5623413.252 |
2238721.139 |
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Min |
59.2 |
59.9 |
58.1 |
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64.3 |
65.6 |
62.3 |
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Max |
67.1 |
68.5 |
64.5 |
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Average |
64.3 |
65.6 |
62.3 |
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| Location
: M3 (Fanling Government Secondary School- Façade) |
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| Day
time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results |
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| |
Measured Noise Level for 30-min, dB(A) |
Limit Level, dB(A)^ |
Exceedance (Y/N) |
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| Date |
Start Time |
Leq |
L10 |
L90 |
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| 5-Mar-21 |
10:30 |
61.4 |
62.9 |
60.3 |
70 |
N |
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1380384.265 |
1949844.6 |
1071519.305 |
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| 11-Mar-21 |
10:35 |
61.4 |
62.1 |
60.8 |
70 |
N |
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1380384.265 |
1621810.097 |
1202264.435 |
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| 17-Mar-21 |
13:00 |
60.2 |
61.0 |
55.5 |
70 |
N |
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1047128.548 |
1258925.412 |
354813.3892 |
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| 23-Mar-21 |
10:45 |
65.8 |
67.1 |
64.0 |
70 |
N |
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3801893.963 |
5128613.84 |
2511886.432 |
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| 0-Jan-00 |
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70 |
N |
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1548816.619 |
1778279.41 |
794328.2347 |
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Min |
60.2 |
61.0 |
55.5 |
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62.8 |
64.0 |
61.1 |
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Max |
65.8 |
67.1 |
64.0 |
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Average |
62.8 |
64.0 |
61.1 |
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| * +3dB(A) Façade effect correction included |
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| ^ Limit Level of 70dB(A) applies to education institutes while
65dB(A) applies during school examination period. |
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