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

10-Jun-11

14:55

15:25

Sunny

68

70

66

Lifting

Traffic Noise

-

30.0

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

16-Jun-11

15:05

15:35

Cloudy

68

69

66

Lifting

Traffic Noise

-

26.0

0.2

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

22-Jun-11

13:25

13:55

Cloudy

69

70

67

Lifting

Traffic Noise

-

27.0

0.5

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

28-Jun-11

17:10

17:40

Cloudy

69

70

68

Lifting

Traffic Noise

-

27.0

0.3

RION- NL31 (S/N 00983400)

RION - NC73 (S/N 10997142)

Min.

68

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

Max.

69