Daytime Noise Monitoring Results

Station M9, Al Lei Chau PTW

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

12-Aug-10

16:40

17:10

Sunny

66

68

63

---

Road traffic noise.

Façade Measurement

SVAN 955 / NO804

B&K 4231 /   NO201

19-Aug-10

11:10

11:40

Fine

57

61

51

---

Road traffic noise.

Façade Measurement

SVAN 955 / NO804

B&K 4231 /   NO201

25-Aug-10

16:05

16:35

Fine

55

58

50

---

Road traffic noise.

Façade Measurement

SVAN 955 / NO804

B&K 4231 /   NO201

Min.

55

Max.

66