Daytime Noise Monitoring Results

Station M7a, Wah Ming House

Date

Start Time

End Time

Weather

Noise level (dB(A)), 30 min

Major Construction Noise Source(s) Observed

Other Noise Source(s) Observed

Remarks

Temp. (°C)

Wind Speed (m/s)

Noise Meter Model / ID

Calibrator Model / ID

Leq

L10

L90

03-Jun-14

09:18

09:48

Fine

70

71

69

N.A

operaction of mobile crane in near construction site

N.A

29.5

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

09-Jun-14

09:20

09:50

Fine

71

71

70

N.A

operaction of mobile crane in near construction site

N.A

27.8

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

17-Jun-14

14:29

14:59

Fine

62

64

60

N.A

operaction of mobile crane in near construction site

N.A

30.2

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

25-Jun-14

09:34

10:04

Fine

71

71

70

N.A

operaction of mobile crane in near construction site

N.A

27.6

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

30-Jun-14

09:22

09:52

Fine

70

71

69

N.A

operaction of mobile crane in near construction site

N.A

29.3

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

Min.

62

Max.

71