Daytime Noise Monitoring Results

Station M5, Chuk Lam Ming Tong

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-Feb-15

13:30

14:00

Sunny

69

72

59

Concrete braeaking, operatoring of excavator

Road traffic noise

N.A

17.1

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

10-Feb-15

11:28

11:58

Sunny

62

64

55

Concrete braeaking, operatoring of excavator

Road traffic noise

N.A

14.5

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

17-Feb-15

09:53

10:23

Foggy

63

66

58

operatoring of excavator

Road traffic noise

N.A

19.2

<5

B&K 2238   S/N : 2800932

B&K 4231  S/N:  3003246

23-Feb-15

13:00

13:30

Cloudy

62

64

58

operatoring of excavator

Road traffic noise

N.A

18.6

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N:  3004068

Max

69

Min

62

Average

64