Location : NM1 (Tai Kwong Secondary School Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
3-Feb-10 13:45 64.1 66.4 62.1 64.2 - 70 N
9-Feb-10 10:35 66.2 67.9 63.0 64.2 61.9 70 N
17-Feb-10 13:45 64.6 67.0 62.2 64.2 54.0 70 N
26-Feb-10 14:00 66.0 68.8 63.3 64.2 61.3 70 N
Location : NM2 (38 Ha Wun Yiu G/F - Free Field)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A)* Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
3-Feb-10 10:40 65.0 67.2 62.1 68.1 - 75 N
9-Feb-10 14:05 66.3 68.5 63.3 68.1 - 75 N
17-Feb-10 13:50 65.0 67.2 61.8 68.1 - 75 N
26-Feb-10 10:50 66.9 68.7 64.0 68.1 - 75 N
Location : NM3 (Wong Shiu Chi Middle School Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
3-Feb-10 13:20 66.1 67.9 62.0 64.8 60.2 70 N
9-Feb-10 14:15 65.9 68.5 63.1 64.8 59.4 70 N
17-Feb-10 11:15 65.5 67.7 63.0 64.8 57.2 70 N
26-Feb-10 13:30 66.7 69.5 63.0 64.8 62.2 70 N
Location : NM4 (Uptown Plaza Block 4 Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
3-Feb-10 14:30 68.3 70.6 64.8 67.4 61.0 75 N
9-Feb-10 11:30 68.2 70.1 64.4 67.4 60.5 75 N
17-Feb-10 13:05 67.9 69.6 64.9 67.4 58.3 75 N
26-Feb-10 13:05 69.7 70.9 64.2 67.4 65.8 75 N
Location : NM5 (The Paragon Clubhouse Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
3-Feb-10 11:30 64.2 66.8 62.3 65.2 - 75 N
9-Feb-10 13:05 64.7 66.9 62.3 65.2 - 75 N
17-Feb-10 14:25 64.4 66.7 62.0 65.2 - 75 N
26-Feb-10 10:15 63.7 65.0 61.5 65.2 - 75 N
Location : NM6 (PLK Tin Ka Ping Primary School near the entrance - Free Field)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A)* Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
3-Feb-10 10:19 62.0 64.2 59.5 64.5 - 70 N
9-Feb-10 11:20 66.5 68.2 64.4 64.5 62.2 65 N
17-Feb-10 13:10 61.9 63.2 58.5 64.5 - 70 N
26-Feb-10 11:00 63.8 65.5 62.0 64.5 - 70 N
Location : NM7 (Riverain Bayside Switch Room Rooftop - Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Baseline Noise Level, dB(A) Calculated Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
3-Feb-10 9:35 60.0 62.1 55.0 61.5 - 75 N
9-Feb-10 10:20 57.2 58.5 53.0 61.5 - 75 N
17-Feb-10 10:35 55.5 57.1 52.3 61.5 - 75 N
26-Feb-10 9:35 58.0 59.8 55.6 61.5 - 75 N
Remarks
*  +3dB(A) Façade effect correction included
** Construction noise level is only calculated when Measured noise level (Leq) > Baseline noise level