| 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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| 10-Nov-17 |
14:46 |
69.8 |
71.1 |
65.6 |
75 |
N |
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9549925.86 |
12882495.52 |
3630780.548 |
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| 16-Nov-17 |
14:40 |
69.6 |
71.0 |
67.0 |
75 |
N |
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9120108.394 |
12589254.12 |
5011872.336 |
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| 22-Nov-17 |
11:09 |
69.8 |
71.7 |
67.2 |
75 |
N |
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9549925.86 |
14791083.88 |
5248074.602 |
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| 28-Nov-17 |
14:38 |
69.4 |
70.5 |
67.3 |
75 |
N |
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8709635.9 |
11220184.54 |
5370317.964 |
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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 |
69.4 |
70.5 |
65.6 |
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69.7 |
71.1 |
66.8 |
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Max |
69.8 |
71.7 |
67.3 |
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Average |
69.7 |
71.1 |
66.8 |
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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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| 10-Nov-17 |
12:12 |
64.3 |
66.0 |
61.8 |
65 |
N |
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2691534.804 |
3981071.706 |
1513561.248 |
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| 16-Nov-17 |
12:25 |
64.2 |
65.5 |
61.5 |
70 |
N |
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2630267.992 |
3548133.892 |
1412537.545 |
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| 22-Nov-17 |
13:35 |
66.4 |
68.0 |
63.9 |
70 |
N |
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4365158.322 |
6309573.445 |
2454708.916 |
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| 28-Nov-17 |
13:25 |
66.8 |
68.7 |
64.3 |
70 |
N |
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4786300.923 |
7413102.413 |
2691534.804 |
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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 |
64.2 |
65.5 |
61.5 |
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65.6 |
67.3 |
63.0 |
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Max |
66.8 |
68.7 |
64.3 |
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Average |
65.6 |
67.3 |
63.0 |
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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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