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

10-Mar-11

13:05

13:35

Sunny

65

67

64

Loading and welding

Road Traffic noise from Shek Pai Wan Road and operation of exvacator in the contraction site near Gas center

N.A

16.9

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2656516

16-Mar-11

14:04

14:34

Sunny

67

68

66

Welding and mud out

Road Traffic noise from Shek Pai Wan Road

N.A

15.9

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2656516

22-Mar-11

10:11

10:41

Cloudy

65

67

62

Welding and mud out

Road Traffic noise from Shek Pai Wan Road

N.A

19.7

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2656516

29-Mar-11

11:31

12:01

Fine

64

65

64

No major construction works

Road Traffic noise from Shek Pai Wan Road

N.A

17.2

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2656516

Min.

64

Max.

67