Daytime Noise Monitoring Results

Station M8, Wah Lai 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

09-Apr-10

12:00

12:30

Cloudy

63

64

61

N.A

Road Traffic noise from Shek Pai Wan Road.

N.A

21.5

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

14-Apr-10

14:20

14:50

Cloudy

62

64

61

Loading activities

Road Traffic noise from Shek Pai Wan Road.

N.A

19.1

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

23-Apr-10

09:50

10:20

Cloudy

63

64

61

Demolition activities

Road Traffic noise from Shek Pai Wan Road.

N.A

21

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

30-Apr-10

11:15

11:45

Sunny

65

67

63

Demolition work for underground structure

Road Traffic noise from Shek Pai Wan Road.

N.A

21

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

Min.

62

Max.

65