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

03-Nov-11

11:25

11:55

Sunny

64

67

58

Works inside noise enclosure

Road traffic noise

N.A

26.0

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

07-Nov-11

09:45

10:15

Sunny

67

70

60

Welding and loading

Road traffic noise

N.A

25.8

<5

B&K 2238   S/N : 2684503

B&K 4231  S/N: 2385180

17-Nov-11

10:20

10:50

Fine

66

68

59

Welding and loading

Road traffic noise

N.A

23.4

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

23-Nov-11

14:00

14:30

Fine

65

68

59

Operation of gantry and loading

Road traffic noise

N.A

22.0

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

29-Nov-11

15:05

15:35

Sunny

63

65

59

Welding

Road traffic noise

N.A

22.7

<5

B&K 2238   S/N : 2684502

B&K 4231  S/N: 2385180

Min.

63

Max.

67