Daytime Noise Monitoring Results -- Normal weekday

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

06-Sep-11

14:00

14:30

Sunny

66

68

65

Loading activities with mobile crane and welding

Road Traffic noise from Shek Pai Wan Road

N.A

29

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

12-Sep-11

10:12

10:42

Sunny

66

67

63

No major construction works

Road Traffic noise from Shek Pai Wan Road

N.A

29

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

22-Sep-11

13:45

14:15

Cloudy

66

67

64

No major construction works

Road Traffic noise from Shek Pai Wan Road

N.A

26

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

28-Sep-11

09:45

10:15

Cloudy

67

68

63

Operation of mobile crane and welding

Road Traffic noise from Shek Pai Wan Road

N.A

29

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

Min.

66

Max.

67