| 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-Sep-16 |
10:03 |
68.9 |
70.0 |
65.9 |
75 |
N |
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7762471.166 |
10000000 |
3890451.45 |
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| 15-Sep-16 |
14:30 |
69.9 |
71.5 |
63.0 |
75 |
N |
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9772372.21 |
14125375.45 |
1995262.315 |
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| 21-Sep-16 |
13:00 |
69.7 |
71.1 |
66.8 |
75 |
N |
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9332543.008 |
12882495.52 |
4786300.923 |
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| 27-Sep-16 |
14:20 |
68.8 |
70.5 |
66.0 |
75 |
N |
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7585775.75 |
11220184.54 |
3981071.706 |
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| 31-Aug-16 |
9:54 |
69.6 |
71.2 |
66.4 |
75 |
N |
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9120108.394 |
13182567.39 |
4365158.322 |
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Min |
68.8 |
70.0 |
63.0 |
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69.4 |
70.8 |
65.6 |
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Max |
69.9 |
71.5 |
66.8 |
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Average |
69.4 |
70.8 |
65.6 |
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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-Sep-16 |
10:49 |
65.6 |
66.2 |
62.1 |
70 |
N |
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3630780.548 |
4168693.835 |
1621810.097 |
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| 15-Sep-16 |
13:30 |
65.0 |
67.5 |
61.0 |
70 |
N |
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3162277.66 |
5623413.252 |
1258925.412 |
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| 21-Sep-16 |
13:50 |
64.6 |
66.1 |
62.0 |
70 |
N |
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2884031.503 |
4073802.778 |
1584893.192 |
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| 27-Sep-16 |
14:00 |
62.5 |
63.5 |
60.0 |
70 |
N |
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1778279.41 |
2238721.139 |
1000000 |
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| 31-Aug-16 |
10:46 |
64.9 |
66.0 |
62.1 |
70 |
N |
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3090295.433 |
3981071.706 |
1621810.097 |
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Min |
62.5 |
63.5 |
60.0 |
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64.6 |
66.0 |
61.4 |
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Max |
65.6 |
67.5 |
62.1 |
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Average |
64.6 |
66.0 |
61.4 |
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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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