Appendix I    Impact Daytime Construction Noise Monitoring Results 
Location : M2 (West Tai Wo - Free Field)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Limit Level, dB(A) Exceedance (Y/N)
Date Start Time Leq* L10* L90*
4-Nov-20 14:05 66.8 67.5 64.0 75 N 5128613.84 7943282.347 3548133.892
10-Nov-20 14:30 66.2 67.5 63.0 75 N
16-Nov-20 14:10 65.4 66.5 62.5 75 N
27-Nov-20 13:45 65.3 66.5 62.0 75 N 9332543.008 13182567.39 9332543.008
          75 N 4570881.896 5623413.252 2238721.139
  Min 65.3 66.5 62.0     67.6 69.0 66.3
Max 66.8 67.5 64.0
Average 66.0 67.0 62.9
Location : M3 (Fanling Government Secondary School- Façade)
Day time 07:00-19:00 hrs Normal Weekdays Impact Noise Monitoring Results
  Measured Noise Level for 30-min, dB(A) Limit Level, dB(A)^ Exceedance (Y/N)
Date Start Time Leq L10 L90
4-Nov-20 13:25 60.2 61.5 56.0 70 N 1096478.196 1778279.41 630957.3445
10-Nov-20 13:05 59.8 61.0 56.0 70 N
16-Nov-20 13:05 65.4 66.5 62.5 70 N
27-Nov-20 13:05 60.2 61.5 55.0 70 N 4168693.835 6456542.29 2691534.804
0-Jan-00         70 N 1548816.619 1778279.41 794328.2347
  Min 59.8 61.0 55.0     62.9 64.5 60.6
Max 65.4 66.5 62.5
Average 62.1 63.3 58.6
*  +3dB(A) Façade effect correction included
^ Limit Level of 70dB(A) applies to education institutes while 65dB(A) applies during school examination period.