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

05-Dec-11

09:58

10:28

Cloudy

67

68

62

Loading and drilling

Road Traffic noise from Shek Pai Wan Road and operation of mobile crane at oppostie construction site, drilling in pocess near cement factory

N.A

18.8

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

15-Dec-11

09:59

10:29

Cloudy

66

67

63

Loading and drilling

Road Traffic noise from Shek Pai Wan Road and operation of mobile crane at oppostie construction site

N.A

19.2

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

21-Dec-11

13:43

14:13

Fine

66

67

64

Loading

Road Traffic noise from Shek Pai Wan Road and operation of mobile crane at oppostie construction site

N.A

19.5

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

28-Dec-11

09:54

10:24

Fine

66

67

64

Loading

Road Traffic noise from Shek Pai Wan Road and operation of mobile crane at oppostie construction site

N.A

17.3

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

29-Nov-11

13:35

14:05

Sunny

66

67

65

Loading and rock out

Road Traffic noise from Shek Pai Wan Road and operation of mobile crane at oppostie construction site, drilling in pocess near cement factory

N.A

22.7

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

Min.

66

Max.

67