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

03-Sep-12

10:22

10:52

Sunny

67

68

66

No outdoor construction

Traffic Noise

-

33

0.3

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

14-Sep-12

10:26

10:56

Sunny

67

69

66

No outdoor construction

Traffic Noise

-

26

0.2

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

20-Sep-12

10:22

10:52

Cloudy

67

69

66

No outdoor construction

Traffic Noise

-

27

0.2

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

26-Sep-12

13:07

13:37

Cloudy

67

69

66

No outdoor construction

Traffic Noise

-

29

0.3

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

Min.

67

Max.

67

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.