Restricted Hours Noise Monitoring Results -- Night time

Station M3, Kwan Yick Building

Date

Start Time

End Time

Weather

Noise level (dB(A)), 15 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

06-Mar-13

23:00

23:15

Cloudy

No outdoor construction noise

Mainly traffic noise

19.3

B&K 2238 S/N: 2385180

B&K 4231 S/N: 3003246

Min.

Max.