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			Job No.: TCS00694/13

			Agreement No. CE 45/2008 (CE) Liantang/Heung Yuen Wai Boundary Control Point and Associated Works

			40^th Quarterly Environmental Monitoring & Audit Summary Report – (May to July 2023)
			Prepared For
			Civil Engineering and Development Department (CEDD)

Quality Index
Date	Reference No.	Prepared By	Certified By
21 December 2023	TCS00694/13/600/R2845v2
21 December 2023	TCS00694/13/600/R2845v2	Nicola Hon (Environmental Consultant)	T.W. Tam (Environmental Team Leader)

Version	Date	Description
1	15 August 2023	First Submission
2	21 December 2023	Amended according to IEC’s comment on 4 Dec 2023

This report has been prepared by Action-United Environmental Services & Consulting with all reasonable skill, care and diligence within the terms of the Agreement with the client, incorporating our General Terms and Conditions of Business and taking account of the resources devoted to it by agreement with the client. We disclaim any responsibility to the client and others in respect of any matters outside the scope of the above. This report is confidential to the client and we accept no responsibility of whatsoever nature to third parties to whom this report, or any part thereof, is made known. Any such party relies upon the report at their own risk.

Executive Summary

ES.01. This is the 40^th Quarterly EM&A Summary Report for the “Liantang/Heung Yuen Wai Boundary Control Point and Associated Works” under Environmental Permit No. EP-404/2011/D (hereinafter ‘‘the EP’’), covering the period from 1 May 2023 to 31 July 2023 (hereinafter “Reporting Period”).

ES.02. In the Reporting Period, the construction works under Liantang/Heung Yuen Wai Boundary Control Point and Associated Works Contract 6. Environmental monitoring activities under the EM&A programme in the Reporting Period are summarized in the following table.

Environmental Aspect	Monitoring Parameters / Inspection	Reporting Period
Environmental Aspect	Monitoring Parameters / Inspection	Monitoring Locations / Contracts	Total Occasions
Air Quality	1-hour TSP	6 (#)	288
Air Quality	24-hour TSP	6 (#)	80
Construction Noise	L_eq_(30min)Daytime	5 (~)	65
Water Quality	Water in-situ measurement and/or sampling	WM1 & WM1-C	(*)40 scheduled
		WM2A(a) & WM2A-Cx	40 scheduled
		WM2B & WM2B-C	(*) 40 Scheduled
		WM3x &WM3-C	(*) 40 scheduled
Joint Site Inspection / Audit	ET and the Contractor joint site Environmental Inspection and Auditing	Contract 6	13
Joint Site Inspection / Audit	ET, the Contractor, IEC and RE joint site Environmental Inspection and Auditing	Contract 6	3

Remark:

(*) Water sampling was unable to carry out at WM3-C, WM2B and WM2B-C in the Reporting Period due to shallow water. Besides, WM1-C was also unable to carry out at some of the monitoring days in the Reporting Period due to shallow water. (Water depth under 150mm). WM4, WM4-CA and WM4-CB were ceased after last monitoring carried out on 3 May 2021 according to Partial Termination Proposal for Contract 3 approved by EPD on 4 May 2021.

(#) Number of air monitoring location changed to 6 since the partial termination proposal approved by EPD on 9 Jul 2020 and 4 May 2021. Power supply for HVS for 24-hour TSP monitoring at Location AM3 (Ta Kwu Ling Ambulance Depot) was suspended from 1 February 2023 due to the renovation work of Ta Kwu Ling Ambulance Depot.

(~) Number of noise monitoring location changed to 5 since the partial termination proposal approved by EPD on 9 Jul 2020 and 4 May 2021.

Breaches of Action/Limit levels

ES.03. In the Reporting Period, no exceedance was recorded for construction noise, air quality and water quality monitoring. The summary of exceedance for the Reporting Period is shown below.

Environmental Aspect	Monitoring Parameters	Action Level	Limit Level	Event & Action
Environmental Aspect	Monitoring Parameters	Action Level	Limit Level	NOE Issued	Investigation	Corrective Actions
Air Quality	1-hour TSP	0	0	0	--	--
Air Quality	24-hour TSP	0	0	0	--	--
Construction Noise	L_eq_(30min)Daytime	0	0	0	--	--
Water Quality	DO	0	0	0	--	--
	Turbidity	0	0	0	--	--
	SS	0	0	0	--	--

Environmental Complaint

ES.04. No environmental complaint was recorded in the Reporting Period.

Notification of Summons and Successful Prosecutions

ES.05. No environmental summons or successful prosecutions were recorded in the Reporting Period.

Reporting Changes

ES.06. Construction works for additional works at Kong Yiu Channel area was completed in May 2023, thus no construction work and waste raised of the Projects was presented in the Reporting Period. Updated EM&A termination proposal (Revision 2) addressing EPD’s comment on 28 July 2023 was certified by ET and verified by IEC in August 2023 and the proposal will be submitted to EPD by AECOM in Mid-August 2023.

Future key issues

ES.07. As construction work of the Project was completed in May 2023, thus no adverse environmental issue arising from the Project is foreseen in the future.

ES.08. The Contractor was reminded to implement the mitigation measure for the Operation Phase as stipulated in the EP and the approved EIA Report.