Evening time Noise Monitoring Results

Station M3, Kwan Yick Building

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

15-Aug-2014-a

22:45

22:50

Fine

68

70

66

-

Traffic noise

-

29

0.3

B&K 2238    S/N : 2808432

B&K 4231  S/N: 3003246

15-Aug-2014-b

22:50

22:55

Fine

67

68

66

-

15-Aug-2014-c

22:55

23:00

Fine

67

69

65

-

15-Aug-14

22:45

23:00

Fine

68

69

65

-

Traffic noise

-

29

0.3

B&K 2238    S/N : 2808432

B&K 4231  S/N: 3003246

Max

68

Min

67

Average

68