Daytime Noise Monitoring Results -- Normal weekday

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

02-Apr-12

09:39

10:09

Sunny

63

65

58

Works inside the noise enclosure

Road traffic noise

N.A

21.9

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

11-Apr-12

09:45

10:15

Sunny

61

63

57

Works inside the noise enclosure

Road traffic noise

N.A

25

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

18-Apr-12

09:53

10:23

Cloudy

61

64

57

Rock out

Road traffic noise

N.A

22

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

26-Apr-12

11:19

11:49

Sunny

63

66

59

Welding and drilling

Road traffic noise

N.A

24.4

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2656516

Min.

61

Max.

63