Appendix G   Noise Monitoring Results
Daytime Noise Monitoring Results at Station NMC1
Date Weather Condition 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)
Time  L90 L10 Leq
07-Jul-06 Sunny 14:45 61.2 65.1 63.3 72.1 *Note 75 N
13-Jul-06 Sunny 13:45 60.3 65.4 63.2 72.1 *Note 75 N
19-Jul-06 Sunny 13:10 63.5 68.5 66.4 72.1 *Note 75 N
25-Jul-06 Sunny 13:10 62.1 67.4 65.0 72.1 *Note 75 N
Min 60.3 65.1 63.2
Max 63.5 68.5 66.4
Average 61.9 66.8 64.7
Daytime Noise Monitoring Results at Station NMC2
Date Weather Condition 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)
Time  L90 L10 Leq
07-Jul-06 Sunny 14:05 61.0 64.4 62.5 70.7 *Note 70 N
13-Jul-06 Sunny 14:20 62.0 66.9 64.7 70.7 *Note 70 N
19-Jul-06 Sunny 13:50 63.7 68.8 66.6 70.7 *Note 70 N
25-Jul-06 Sunny 13:45 62.6 68.1 65.7 70.7 *Note 70 N
Min 61.0 64.4 62.5
Max 63.7 68.8 66.6
Average 62.4 67.3 65.1
Daytime Noise Monitoring Results at Station NMC3
Date Weather Condition 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)
Time  L90 L10 Leq
07-Jul-06 Sunny 13:30 60.7 65.8 64.0 67.5 *Note 70 N
13-Jul-06 Sunny 15:00 61.4 66.3 64.2 67.5 *Note 70 N
19-Jul-06 Sunny 14:30 62.9 68.0 65.8 67.5 *Note 70 N
25-Jul-06 Sunny 14:25 61.5 67.7 65.1 67.5 *Note 70 N
Min 60.7 65.8 64.0
Max 62.9 68.0 65.8
Average 61.7 67.0 64.8
 + - Façade measurement
Bold & Italic value indicated an Limit level exceedance
Note: Measured noise level is less than the baseline noise level.