Night time Noise Monitoring Results

Station M3, Kwa Yick Building

Date

Start Time

End Time

Weather

Noise level (dB(A))

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

16/07/2014-a

23:00

23:05

Fine

67

68

57

No outdoor construction noise

Mainly traffic noise

-

30.2

<5

B&K 2238    S/N : 2808432

B&K 4231  S/N: 3003246

16/07/2014-b

23:05

23:10

Fine

66

68

64

16/07/2014-c

23:10

23:15

Fine

69

69

65

16-Jul-14

23:00

23:15

Fine

67

68

63

No outdoor construction noise

Mainly traffic noise

-

30.2

<5

B&K 2238    S/N : 2808432

B&K 4231  S/N: 3003246

Max.

69

Min.

66

Average

67