Appendix I   Noise Monitoring Results
Daytime Noise Monitoring Results at Station CN1
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
6-Oct-09	Sunny	10:57	59.1	64.6	62.8	72.9	*Note	75	N		812830.5	2884032	1905461
12-Oct-09	Cloudy	13:33	58.2	64.0	62.6	72.9	*Note	75	N
23-Oct-09	Sunny	14:25	60.1	66.8	64.5	72.9	*Note	75	N		1023293	4786301	2818383
29-Oct-09	Sunny	9:30	63.0	67.9	65.6	72.9	*Note	75	N		1995262	6165950	3630781
		Min	58.2	64.0	62.6						61.1	66.6	64.4
		Max	63.0	67.9	65.6
		Average	61.1	66.6	64.4
Daytime Noise Monitoring Results at Station CN2
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
6-Oct-09	Sunny	11:31	58.6	64.2	62.5	67.6	*Note	75	N		724436	2630268	1778279
12-Oct-09	Cloudy	14:07	57.5	63.6	61.8	67.6	*Note	75	N
23-Oct-09	Sunny	14:58	59.2	65.0	63.4	67.6	*Note	75	N		831763.8	3162278	2187762
29-Oct-09	Sunny	10:03	62.4	67.0	64.8	67.6	*Note	75	N		1737801	5011872	3019952
		Min	57.5	63.6	61.8						60.4	65.6	63.7
		Max	62.4	67.0	64.8
		Average	60.4	65.6	63.7
+ - Façade measurement
Bold & Italic value indicated an Limit level exceedance
Note: Measured noise level is less than the baseline noise level.