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

03-Aug-11

10:06

10:36

Sunny

64

66

63

Operation of moblie crane

Road Traffic noise from Shek Pai Wan Road

N.A

29.5

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

09-Aug-11

10:04

10:34

Sunny

65

66

63

Operation of moblie crane

Road Traffic noise from Shek Pai Wan Road

N.A

28.0

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

15-Aug-11

13:30

14:00

Sunny

66

67

64

Operation of moblie crane and welding

Road Traffic noise from Shek Pai Wan Road

N.A

29.7

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

25-Aug-11

13:48

14:18

Cloudy

65

67

63

Loading blasting material and mud out

Road Traffic noise from Shek Pai Wan Road

N.A

28.6

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

31-Aug-11

09:50

10:20

Foggy

66

67

64

Loading activities with excavator and welding

Road Traffic noise from Shek Pai Wan Road

N.A

30.6

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

Min.

64

Max.

66