Daytime Noise Monitoring Results -- Normal weekday

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

06-Nov-13

10:03

10:33

Cloudy

61

62

60

N.A

N.A

N.A

24.2

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

11-Nov-13

09:21

09:51

Cloudy

68

70

64

N.A

renovation of stairs and platform in the Wah Chun House

N.A

24.1

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

21-Nov-13

09:20

09:50

Fine

65

66

61

N.A

renovation of stairs and platform in the Wah Chun House

N.A

20.5

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

27-Nov-13

09:35

10:05

Fine

66

67

63

N.A

renovation of stairs and platform in the Wah Chun House

N.A

20.1

<5

B&K 2238  S/N : 2684503

B&K 4231  S/N: 3004068

Min.

61

Max.

68