EXECUTIVE SUMMARY

Introduction

1.       This is the 11th monthly Environmental Monitoring and Audit (EM&A) Report under First Phase Development of Kwu Tung North (KTN) and Fanling North (FLN) New Development Areas (NDAs), comprising the Advance Works and First Stage Works (the Project). This report was prepared by Wellab Limited under “Service Contract No. NDO 04/2019 Environmental Team for Environmental Monitoring and Audit Works in Construction Phase for the First Phase Development of KTN and FLN NDAs” (hereinafter called the “Service Contract”). This report documents the findings of Environmental Monitoring and Audit (EM&A) work conducted in September 2020.

 

2.       During the reporting month, the following Works Contracts under relevant Environmental Permit(s) were undertaken for the Project:

Table I              Works Contracts under relevant Environmental Permit(s) in the Reporting Month

Works Contracts

Environmental Permit No.

Designated Project (DP)

Commencement date of construction

Contract No. ND/2019/01 - Kwu Tung North New Development Area, Phase 1: Site Formation and Infrastructure Works

EP-466/2013

Castle Peak Road Diversion

12th August 2020

EP-467/2013/A

Kwu Tung North New Development Area Road P1 and P2 and Associated New Kwu Tung Interchange and Pak Shek Au Interchange Improvement

12th August 2020

EP-468/2013/A

Kwu Tung North New Development Area Road D1 to D5

 

1st June 2020

EP-470/2013

Utilization of Treated Sewage Effluent (TSE) from Shek Wu Hui Sewage Treatment Works

23rd March 2020

Contract No. ND/2019/03 - Kwu Tung North New Development Area, Phase 1: Development of Long Valley Nature Park

EP-468/2013/A

Kwu Tung North New Development Area Road D1 to D5

 

3rd July 2020

Contract No. ND/2019/05 -

Fanling North New Development Area, Phase 1: Fanling Bypass Eastern Section (Shung Him Tong to Kau Lung Hang)

EP-473/2013/A

Fanling Bypass Eastern Section (New Road)

1st August 2020

Contract No. ND/2019/06 - Fanling North New Development Area, Phase 1: Re-provisioning of North District Temporary Wholesale Market for Agricultural Products

EP-475/2013/A

Reprovision of temporary Wholesale Market in Fanling North New Development Area

29th October 2019

Environmental Monitoring and Audit Progress

 

3.       A summary of the EM&A activities in this reporting month is listed in Table II below:

 

Table II    Summary Table for EM&A Activities in the Reporting Month

EM&A Activities

Works Contracts

ND/2019/01

ND/2019/03

ND/2019/05

ND/2019/06

1-hr Total Suspended Particulates (TSP) Monitoring

1,7,11,17,23,29  Sep 2020

1, 3, 7, 9,11,15,17,21,23,29,30 Sep 2020

 

3, 9, 15, 21,25,30 Sep 2020

N/A

 

24-hr TSP Monitoring

1,7,11,17,23,29  Sep 2020

1,2,7,8,11,14,17,18,23,24,29,30  Sep 2020

2,8,14,18,24, 30 Sep 2020

24-hr RSP (Ambient Arsenic) Monitoring for Land Contamination

4,10,16,22,28 Sep 2020

N/A

N/A

Noise Monitoring

1,11,17,23,29 Sep 2020

N/A#

3,9,15,21,30 Sep 2020

Landfill Gas

Monitoring

26 Sep 2020

N/A

N/A

N/A

Ecological Survey

Monitoring of Measures to

Minimise Disturbance to

Water Birds on Sheung Yue

River, and Long

Valley

N/A*

8,15,22,29 Sep 2020

N/A*

N/A*

Monitoring of Measures to

Minimise Impacts to Ma Tso Lung Stream

23 Sep 2020

N/A*

N/A*

Monitoring of Measures to Minimise Impacts on Ecological Sensitive Habitats from Disturbance and Pollution

18, 25 Sep 2020

N/A*

25 Sep 2020

N/A*

Environmental Site Inspection

1,8,14,22,29 Sep 2020

4,11,17,25,29 Sep 2020

9,14,21,28 Sep 2020

3,11,17,23,29 Sep 2020

Remark:

N/A – No relevant monitoring is required according to updated EM&A Manual

N/A* – No relevant monitoring is required according to Baseline Ecological Monitoring Plan (Table 3.1)

N/A# – Since the distance between noise monitoring station CP-FLN-NMS2 and site boundary of corresponding contract under EP exceeds 300m. The monitoring station is not applicable to the contract.

 

Breaches of Action and Limit Levels

 

4.       Summary of the environmental exceedances of the reporting month is tabulated in Table III.

 

Table III   Summary Table for Events Recorded in the Reporting Month

Environmental Monitoring

Parameter

No. of non-project related Exceedances

Total No. of non-project related Exceedances

No. of Exceedance related to the Construction Works of the Contract

Total No. of Exceedance related to the Construction Works of the Contract

Action Level

Limit Level

Action Level

Limit Level

Air Quality

1-hr TSP

0

0

 

 

 

0

0

0

0

24-hr TSP

0

0

 

 

 

0

0

0

0

24-hr RSP

(Ambient Arsenic)

0

0

 

 

 

0

0

0

0

Noise

Leq(30min)

0

0

 

 

 

0

0

0

0

 

Landfill Gas

O2

0

0

 

0

0

0

0

CH4

CO2


 

Air Quality

5.       All construction air quality monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.

Construction Noise                    

 

6.       All construction noise monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.

Water Quality

7.       No construction of channel for alternation of natural streams was carried out in the reporting month. Therefore, no water quality monitoring was conducted. For the details, please refer to Section 5.

Land Contamination

8.       All ambient arsenic monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.

Landfill Gas Monitoring

9.       Monitoring of landfill gases in the reporting month was carried out by the Contractor under ND/2019/01 at excavation location, Portion 6b. No Limit Level exceedance was recorded.

Ecological Monitoring

10.   All ecological monitoring was conducted as scheduled in the reporting month. Action and limit level will be compared after the issue of Final Baseline Ecological Report. The ecological monitoring result in the Reporting Month is shown in Appendix H.

Complaint Log

11.   No environmental complaint was received in the reporting month.

 

Notification of Summons and Successful Prosecutions

 

12.   No notification of summons or successful prosecutions was received in the reporting month.

 

Reporting Changes

 

13.   This report has been prepared in compliance with the reporting requirements for the subsequent monthly EM&A Report as required by the “Updated Environmental Monitoring and Audit Manual for Advance and First Stage Works of Kwu Tung North and Fanling North New Development Areas” (Updated EM&A Manual).


 

Future Key Issues

14.   The major site activities for the coming two months are shown in Table IV.

 

Contract No.

Site Activities (October and November 2020)

ND/2019/01

 

(a)           Ground Investigation, Site Clearance, Tree Felling in Portion 1f;

(b)           Site Clearance, Ground Investigation, Construct temporary road in Portion 2

(c)           Tree Survey, Site Clearance in Portion 3

(d)          Construct temporary noise barrier, construct open channel and sand trap in Portion 4

(e)           Site Clearance, temporary slope cutting temporary soil nailing in Portion 5

(f)            Site Clearance, temporary slope cutting temporary soil nailing, sheetpiling and excavation, pipes laying in Portion 6a

(g)           Completion of Soil Treatment Facility, Pilot trial for Ex-situ cement mixing (ECM) for soil treatment, provide soil treatment for HAC soil by ECM in Portion 6b;

(h)           Site Clearance, Tree felling, Construction of temporary road for alternative Po Lau Road, Land contamination assessment in Area T1, T2 & T3 in Portion 7;

(i)            Ground Investigation, Construction of Retaining Wall, cut slope and soil nailing works in Portion 8a;

(j)            Tree Survey, Site Clearance, Ground Investigation in Portion 9b&9d

(k)           Stockpile of soil in Portion 9c;

(l)            Site Clearance, Tree felling, Excavation, Pipes Laying in Portion 10a; and

(m)         Site Clearance, Demolition of existing structure in 10b

ND/2019/03

 

(a)         Road and Drainage work, Soil Replacing in Portion 1;

(b)         Portion 2 to Portion 20

-          Recommended initial maintenance work

-          Erection of Permanent Boundary Structure at Portion 18 in Portion 2 to 20

-          Installation of Lockable Gate at Portion 18

-          Construction of Irrigation Channel

-          Geotechnical Works in Long Valley(Trail Pits & Drill Hole)

-          Construction of Temporary Road in Long Valley

-          Demolition of Existing Construction in Handed over Area

-          Construction works of storage shed and type 2 Storage House

-          Wetland Creation & Restoration works after Obtaining Approval from AFCD

 

(c)         Site clearance and Demolition in Portion 22

(d)        Fish Cage Placing for Pre-Translocation in Portion 23 and 24

(e)         Fence off Portion 26

ND/2019/05

(a)         Site Clearance

(b)         Establishment of Temporary Site

(c)         Tree Felling

(d)        Trial Pits

(e)         Installation of site hoarding, fencing and temp. facilities

(f)          Construction of PM’s Site Accommodation/Ground Investigation/Pre-drilling

ND/2019/06

 

(a)        Construction of Management Office Building;

(b)       Breaking up the concrete surface and disposal of C&D material off site at Portion 3

(c)        Construction of footings of steel canopy of final stage market

(d)       Tree felling at Portion 3 and 6

(e)        Fabrication of Container type toilets for relocation of public toilet

(f)         Fabrication and welding test of columns and steel truss of steel canopy in China.

(g)        Application of coating for columns and steel truss of steel canopy in China.

(h)        Site clearance and concreting of blinding layer for erection of container type toilets.

(i)         Erection of temporary public toilet.  Connection of electricity and water supply for the container type toilets.

(j)         Demolition of existing public toilet.

(k)        Relocation of Refuse Collection Point (RCP).