Daytime Noise Monitoring Results -- Normal weekday

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

04-Sep-13

14:55

15:25

Cloudy

75

76

74

Lifting

Traffic Noise

-

31

0.5

RION-NL31 (S/N 00410224)

RION-NL73 (S/N  10997142)

10-Sep-13

09:15

09:45

Sunny

75

76

74

Lifting

Traffic Noise

-

31

0.4

RION-NL31 (S/N 00410224)

RION-NL73 (S/N  10997142)

16-Sep-13

13:00

13:30

Sunny

75

76

74

Lifting

Traffic Noise

-

29

0.5

RION- NL31 (S/N 00410224)

RION - NC73 (S/N 10997142)

27-Sep-13

14:00

14:30

Sunny

75

76

74

Crane

Traffic Noise

-

29

0.8

RION-NL31 (S/N 00410224)

RION-NL73 (S/N  10997142)

Min.

75

Max.

75

Remark: (*): The data were provided by Contract No. DC/2007/23. Calibration certificates for the noise meter(s)

and calibrator(s) used were included in the corresponding Monthly EM&A Report for this Contract