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-Aug-10 11:00 64.8 67.0 62.5 64.2 55.9 70 N
9-Aug-10 11:05 65.0 67.5 63.0 64.2 57.3 70 N
20-Aug-10 11:00 64.9 67.5 63.5 64.2 56.6 70 N
26-Aug-10 10:55 66.4 68.5 63.5 64.2 62.4 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-Aug-10 13:00 66.6 69.5 63.5 68.1 - 75 N
9-Aug-10 10:10 68.9 70.5 64.5 68.1 61.2 75 N
20-Aug-10 13:00 67.5 69.5 64.5 68.1 - 75 N
26-Aug-10 16:12 68.5 70.5 65.0 68.1 57.9 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-Aug-10 14:00 64.5 66.5 63.0 64.8 - 70 N
9-Aug-10 14:20 64.5 66.0 63.0 64.8 - 70 N
20-Aug-10 11:30 65.3 67.0 63.0 64.8 55.7 70 N
26-Aug-10 14:55 64.0 66.0 62.5 64.8 - 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-Aug-10 11:30 65.7 68.0 63.0 67.4 - 75 N
9-Aug-10 14:00 67.5 70.5 64.5 67.4 51.1 75 N
20-Aug-10 13:30 65.7 68.0 63.5 67.4 - 75 N
26-Aug-10 14:00 65.7 67.5 63.0 67.4 - 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-Aug-10 19:00 63.7 65.5 62.0 65.2 - 75 N
9-Aug-10 13:30 63.9 65.5 62.5 65.2 - 75 N
20-Aug-10 14:30 64.6 66.5 63.0 65.2 - 75 N
26-Aug-10 15:35 63.5 65.0 59.0 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-Aug-10 13:15 63.5 64.5 62.0 64.5 - 70 N
9-Aug-10 13:05 65.3 66.0 64.0 64.5 57.6 70 N
20-Aug-10 14:05 63.7 65.0 62.5 64.5 - 70 N
26-Aug-10 11:40 64.2 65.5 60.5 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-Aug-10 9:55 58.5 60.0 56.0 61.5 - 75 N
9-Aug-10 10:15 59.8 61.0 57.5 61.5 - 75 N
20-Aug-10 9:50 58.8 60.0 57.0 61.5 - 75 N
26-Aug-10 9:45 59.0 60.0 56.5 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