Daytime Noise Monitoring Results -- Normal weekday

Station M8, Wah Lai House

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

01-Nov-12

09:41

10:11

Fine

66.7

68.1

64.2

rock out

Road Traffic noise from Shek Pai Wan Road

N.A

21.1

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

07-Nov-12

09:35

10:05

Fine

65.4

67.3

63.5

rock out

Road Traffic noise from Shek Pai Wan Road

N.A

23.2

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

13-Nov-12

13:28

13:58

Fine

68.5

70.7

65.5

rock out

Drilling in process at near buliding

N.A

23.1

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

22-Nov-12

09:36

10:06

Drizzle

68.2

70.0

65.4

rock out

Road Traffic noise from Shek Pai Wan Road

N.A

25.1

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

28-Nov-12

09:32

10:02

Drizzle

66.5

67.7

64.1

rock out

Road Traffic noise from Shek Pai Wan Road

N.A

19.3

<5

B&K 2238   S/N : 2381580

B&K 4231  S/N: 3003246

Min.

65.4

Max.

68.5