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*
1-Apr-21	10:50	62.5	66.5	65.7	75	N		1778279.41	4466835.922	3715352.291
7-Apr-21	10:45	66.0	67.5	64.0	75	N		3981071.706	5623413.252	2511886.432
12-Apr-21	11:00	58.9	60.4	59.7	75	N		776247.1166	1096478.196	933254.3008
23-Apr-21	10:48	66.4	68.2	63.5	75	N		4365158.322	6606934.48	2238721.139
29-Apr-21	13:00	63.4	64.0	61.0	75	N		2187761.624	2511886.432	1258925.412
	Min	58.9	60.4	59.7				64.2	66.5	63.7
	Max	66.4	68.2	65.7
	Average	64.2	66.5	63.7
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
1-Apr-21	10:00	55.0	61.0	60.0	70	N		316227.766	1258925.412	1000000
7-Apr-21	10:00	61.1	62.0	56.0	70	N		1288249.552	1584893.192	398107.1706
12-Apr-21	14:00	62.4	64.1	61.2	70	N		1737800.829	2570395.783	1318256.739
23-Apr-21	10:00	65.8	66.3	62.9	70	N		3801893.963	4265795.188	1949844.6
29-Apr-21	11:05	59.5	60.5	56.5	70	N		891250.9381	1122018.454	446683.5922
	Min	55.0	60.5	56.0				62.1	63.8	60.7
	Max	65.8	66.3	62.9
	Average	62.1	63.8	60.7
*  +3dB(A) Façade effect correction included
^ Limit Level of 70dB(A) applies to education institutes while 65dB(A) applies during school examination period.