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) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
8-Feb-11 10:25 67.2 69.0 64.8 64.2 64.2 70 N
14-Feb-11 10:12 66.8 68.5 64.0 64.2 63.3 70 N
23-Feb-11 15:22 66.8 68.4 63.9 64.2 63.3 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)* Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
8-Feb-11 14:10 69.1 71.0 66.5 68.1 62.2 75 N
14-Feb-11 13:30 69.3 71.1 67.4 68.1 63.1 75 N
23-Feb-11 10:50 66.5 68.0 64.0 68.1 66.5 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) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
8-Feb-11 11:20 67.8 69.4 65.9 64.8 64.8 70 N
14-Feb-11 14:28 65.4 67.2 63.3 64.8 56.5 70 N
23-Feb-11 14:17 65.7 67.4 63.4 64.8 58.4 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) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
8-Feb-11 11:11 68.3 69.5 66.0 67.4 61.0 75 N
14-Feb-11 11:00 67.7 69.0 66.0 67.4 55.9 75 N
23-Feb-11 14:00 68.7 70.5 66.5 67.4 62.8 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) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
8-Feb-11 13:05 66.4 68.0 63.5 65.2 60.2 75 N
14-Feb-11 15:40 64.8 66.2 63.5 65.2 64.8 75 N
23-Feb-11 10;06 65.3 67.0 63.0 65.2 48.9 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)* Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
8-Feb-11 14:52 67.2 69.0 65.5 64.5 63.9 70 N
14-Feb-11 11:08 67.8 69.5 66.2 64.5 65.1 70 N
23-Feb-11 11:07 66.4 67.9 64.8 64.5 61.9 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) Corrected Construction Noise Level, dB(A) ** Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq L10 L90
8-Feb-11 10:10 61.3 63.0 59.0 61.5 61.3 75 N
14-Feb-11 9:57 62.9 64.3 60.7 61.5 57.3 75 N
23-Feb-11 9:51 56.8 58.4 54.2 61.5 56.8 75 N
Remarks
*  +3dB(A) Façade effect correction included
** Construction noise level is only calculated when Measured noise level (Leq) > Baseline noise level. 
    If Measured noise level < Baseline noise level, Corrected noise level = Measured noise level