| 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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| 4-Jul-14 |
10:25 |
65.5 |
67.6 |
61.8 |
75 |
N |
3548133.892 |
5754399.373 |
1513561.248 |
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| 10-Jul-14 |
11:12 |
66.9 |
68.5 |
63.5 |
75 |
N |
4897788.194 |
7079457.844 |
2238721.139 |
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| 16-Jul-14 |
10:38 |
67.1 |
70.0 |
62.5 |
75 |
N |
5128613.84 |
10000000 |
1778279.41 |
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| 22-Jul-14 |
13:00 |
67.2 |
69.0 |
65.0 |
75 |
N |
5248074.602 |
7943282.347 |
3162277.66 |
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| 28-Jul-14 |
10:50 |
66.9 |
68.5 |
65.0 |
75 |
N |
4897788.194 |
7079457.844 |
3162277.66 |
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Min |
65.5 |
67.6 |
61.8 |
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66.8 |
68.8 |
63.7 |
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Max |
67.2 |
70.0 |
65.0 |
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Average |
66.8 |
68.8 |
63.7 |
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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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| 4-Jul-14 |
10:45 |
63.4 |
65.4 |
61.3 |
70 |
N |
2187761.624 |
3467368.505 |
1348962.883 |
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| 10-Jul-14 |
10:20 |
64.8 |
66.5 |
62.5 |
70 |
N |
3019951.72 |
4466835.922 |
1778279.41 |
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| 16-Jul-14 |
9:52 |
63.6 |
65.0 |
58.5 |
70 |
N |
2290867.653 |
3162277.66 |
707945.7844 |
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| 22-Jul-14 |
13:46 |
65.6 |
67.2 |
63.1 |
70 |
N |
3630780.548 |
5248074.602 |
2041737.945 |
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| 28-Jul-14 |
10:00 |
62.4 |
63.0 |
59.9 |
70 |
N |
1737800.829 |
1995262.315 |
977237.221 |
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Min |
62.4 |
63.0 |
58.5 |
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64.1 |
65.6 |
61.4 |
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Max |
65.6 |
67.2 |
63.1 |
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Average |
64.1 |
65.6 |
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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