Contract No. HY/2013/01

Hong Kong-Zhuhai-Macao Bridge

Hong Kong Boundary Crossing Facilities ¡V Passenger Clearance Building

 

 

 

 

 

Quarterly EM&A Report No.3

(Covering the Period from 1 April 2015 to 30 June 2015)

 

15 July 2015

 

Revision 1

 

 

 

 

 

 

 

Main Contractor                                                                                                                     Environmental Team 

 

 

 

 

Contents

Executive Summary

1....... Introduction.. 1

1.1                          Basic Project Information. 1

1.2                          Project Organisation. 1

1.3                          Construction Programme. 1

1.4                          Construction Works Undertaken During the Reporting Period. 2

2....... EM&A Requirement 3

2.1                          Summary of EM&A Requirements. 3

2.2                          Monitoring Requirements. 3

2.3                          Action and Limit Levels. 4

2.4                          Event Action Plans. 4

2.5                          Mitigation Measures. 4

3....... Environmental Monitoring and Audit 5

3.1                          Air Quality Monitoring Results. 5

3.2                          Noise Monitoring Results. 5

3.3                          Implementation of Environmental Measures. 5

3.4                          Advice on the Solid and Liquid Waste Management Status. 5

3.5                          Environmental Licenses and Permits. 5

4....... Summary of Exceedance, Complaint, Notification of Summons and Successful Prosecution.. 6

4.1                          Summary of Exceedance of the Environmental Quality Performance Limit 6

4.2                          Summary of Complaints, Notification of Summons and Successful Prosecution. 6

5....... Comments, Recommendations and Conclusion.. 7

5.1                          Comments. 7

5.2                          Recommendations. 7

5.3                          Conclusions. 8

 

Figures

Figure 2.1      Location of Air Quality Monitoring Stations

Figure 2.2      Location of Noise Monitoring Stations

 

Appendices

Appendix A       Location of Works Areas

Appendix B       Project Organization for Environmental Works

Appendix C       Construction Programme

Appendix D       Event and Action Plan

Appendix E       Implementation Schedule for Environmental Mitigation Measures (EMIS)

Appendix F       Site Audit Findings and Corrective Actions

Appendix G      Waste flow Table

Appendix H       Environmental Licenses and Permits

Appendix I        Statistics on Environmental Complaints, Notification of Summons and Successful Prosecutions


Executive Summary

This Quarterly Environmental Monitoring and Audit (EM&A) Report is prepared for Contract HY/2013/01 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities (HKBCF) ¡V Passenger Clearance Building (hereafter referred to as ¡§the Contract¡¨) for the Highways Department of Hong Kong Special Administrative Region (HKSAR). The Contract was awarded to Leighton ¡V Chun Wo Joint Venture (hereafter referred to as ¡§the Contractor¡¨) and Atkins China Limited was appointed as the Environmental Team (ET) by the Contractor.

The Contract is part of Hong Kong ¡V Zhuhai ¡V Macao Bridge HKBCF which is a ¡§Designated Project¡¨, under Schedule 2 of the Environmental Impact Assessment Ordinance (EIAO) (Cap 499) and Environmental Impact Assessment (EIA) Report (Register No. AEIAR-145/2009) was prepared for the Project. The current Environmental Permit (EP) No. EP-353/2009/H for HKBCF was issued on 19 January 2015. These documents are available through the EIA Ordinance Register. Site preparation works of the Contract started on 26 September 2014 and the construction works of the Contract commenced on 6 October 2014.

Atkins China Limited has been appointed by the Contractor to implement the Environmental Monitoring & Audit (EM&A) programme for the Contract in accordance with the Updated EM&A Manual for HKBCF (Version1.0) and will be providing environmental team services to the Contract.

This is the third Quarterly EM&A Report for the Contract which summaries findings of the EM&A works during the reporting period from 1 April 2015 to 30 June 2015.

Environmental Monitoring and Audit Progress

The EM&A programme was undertaken in accordance with the Updated EM&A Manual for HKBCF (Version 1.0).  It should be noted that the air quality and noise monitoring works for the Contract are covered by Contract No. HY/2010/02 Hong Kong-Zhuhai-Macao Bridge HKBCF ¡V Reclamation Works and Contract No. HY/2011/03 Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road ¡V Section between Scenic Hill and HKBCF. The ET of the Contract or another ET of the HZMB project is required to conduct impact air quality monitoring at AMS6, AMS7A and noise monitoring at NMS2 and NMS3B as part of EM&A programme if these monitoring stations are no longer covered under Contract Nos. HY/2010/02 and HY/2011/03. However, this is subject to ENPO¡¦s final decision on which ET should carry out the monitoring work at these stations. 

The dates of environmental site inspection during the reporting period are listed below:

Environmental Site Inspection Date

April 2015

May 2015

June 2015

1, 8, 15, 22 and 29

6, 13, 20 and 27

3, 10, 17, 24 and 30

Breaches of Action and Limit Levels

Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at station AMS6 shall be referred to the monthly EM&A Reports (for April, May and June 2015) prepared by Contract No. HY/2011/03.

There was no Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level recorded at AMS7A by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

There was no Action and Limit Level exceedance for noise recorded at NMS2 and NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

Implementation of Environmental Measures

Site inspections were carried out on a weekly basis to monitor the implementation of proper environmental pollution control and mitigation measures for the Project. Potential environmental impacts due to the construction activities were monitored and reviewed.

Complaint Log

There was one complaint received in relation to the environmental impact during the reporting period.

Environmental Complaint No.

Date of Complaint Received

Description of Environmental Complaints

001

22 May 2015

Air Quality and Noise

After investigation, there is no sufficient evidence to justify the concerned dark smoke and noise nuisance are related to Contract No. HY/2013/01.

Notifications of Summons and Successful Prosecutions

There was no notification of summon or prosecution received during this reporting period.

Reporting Change

There was no reporting change during the reporting period.


1       Introduction

1.1                Basic Project Information

1.1.1      This Quarterly Environmental Monitoring and Audit (EM&A) Report is prepared for Contract HY/2013/01 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities ¡V Passenger Clearance Building (hereafter referred to as ¡§the Contract¡¨) for the Highways Department of Hong Kong Special Administrative Region. The Contract was awarded to Leighton ¡V Chun Wo Joint Venture (hereafter referred to as ¡§the Contractor¡¨) and Atkins China Limited was appointed as the Environmental Team (ET) by the Contractor.

1.1.2      The Contract is part of Hong Kong ¡V Zhuhai ¡V Macao Bridge Hong Kong Boundary Crossing Facilities (HKBCF) which is a ¡§Designated Project¡¨, under Schedule 2 of the Environmental Impact Assessment Ordinance (EIAO) (Cap 499).  An Environmental Impact Assessment (EIA) Report (Register No. AEIAR-145/2009) was prepared for the Project. The current Environmental Permit (EP) No. EP-353/2009/H for HKBCF was issued on 19 January 2015. These documents are available through the EIA Ordinance Register.  Site preparation work of the Contract started on 26 September 2014 and the construction works of the Contract commenced on 6 October 2014. The works areas of the Contract are shown in Appendix A.

1.1.3      This is the third Quarterly EM&A Report for the Contract which summarizes the audit findings of the EM&A programme during the reporting period from 1 April 2015 to 30 June 2015.

1.2                Project Organisation

1.2.1       The project organization structure and lines of communication with respect to the on-site environmental management structure is shown in Appendix B.  The key personnel contact names and numbers are summarized in Table 1.1. 

Table 1.1          Contact Information of Key Personnel

Party

Position

Name

Telephone

Fax

Engineer or Engineer¡¦s Representative
(AECOM Asia Co. Ltd.)

Chief Resident Engineer

Darrel Kingan

3958 7339

3468 2076

Environmental Project Office / Independent Environmental Checker
(Ramboll Environ Hong Kong Limited)

Environmental Project Office Leader

Y. H. Hui

3465 2888

3465 2899

Independent Environmental Checker

Raymond Dai

3465 2888

3465 2899

Contractor
(Leighton ¡V Chun Wo Joint Venture)

Project Manager

Gary Wong

3143 7013

3621 0180

Environmental Officer

Donald Ip

6461 8635

3621 0180

Environmental Team
(Atkins China Limited)

Environmental Team Leader

Sharifah Or

2972 1802

2890 6343

24 hours complaint hotline

---

---

3958 7300

---

1.3                Construction Programme

1.3.1       A copy of the Contractor¡¦s construction programme is provided in Appendix C. 

 

1.4                Construction Works Undertaken During the Reporting Period

1.4.1       A summary of the construction activities undertaken during this reporting period is shown below:

¡P       Pile Testing at WA1;

¡P       Piling Works at WA1;

¡P       Pre-drilling Works at WA1;

¡P       Socket H Piles Works at WA1;

¡P       Fiction H-Piles Works at WA1;

¡P       Bulk Excavation at WA1;

¡P       Pile Cropping and Pile Capping Works at WA1;

¡P       Temporary Haul Road Construction at WA1; and

¡P       Cement Solidification/Stabilization Work for Excavated Marine Sediment at WA1 and Portion B of Contract No. HY/2010/02.


 

 

2       EM&A Requirement

2.1                Summary of EM&A Requirements

2.1.1       The EM&A programme was undertaken in accordance with the Updated EM&A Manual for HKBCF (Version 1). It should be noted that the air quality and noise monitoring works for the Contract are covered by Contract No. HY/2010/02 Hong Kong-Zhuhai-Macao Bridge HKBCF ¡V Reclamation Works and Contract No. HY/2011/03 Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road ¡V Section between Scenic Hill and HKBCF. The ET of the Contract or another ET of the HZMB project is required to conduct impact air quality monitoring at AMS6 and AMS7A and noise monitoring at NMS2 and NMS3B as part of EM&A programme if these monitoring stations are no longer covered under Contract Nos. HY/2010/02 and HY/2011/03. However, this is subject to ENPO¡¦s final decision on which ET should carry out the monitoring work at these stations. 

2.1.2       The permission to carry out impact air monitoring work at AMS7 (Hong Kong SkyCity Marriott Hotel) was not granted after 31 January 2015.  The impact air quality monitoring location (AMS7) was relocated to a nearby air sensitive receiver, Chu Kong Air-Sea Union Transportation Co. Ltd. (AMS7A), from 5 February 2015.  The alternative location was approved by EPD on 5 February 2015.  The baseline and action/limit level for air quality as derived from the baseline monitoring data recorded at Hong Kong SkyCity Marriott Hotel (AMS7) was adopted for the alternative air quality location.

2.1.3       A summary of air and noise monitoring locations are presented in Table 2.1. The location of air quality and noise monitoring stations are shown as in Figure 2.1 and Figure 2.2, respectively.

Table 2.1          Summary of Impact EM&A Requirements

Environmental Monitoring

ID

Location Description 

Air Quality

AMS 6(1)

Dragonair/CNAC (Group) Building

AMS 7A(1), (2)

Chu Kong Air-Sea Union Transportation Co. Ltd.

Noise

NMS2(3)

Seaview Crescent

NMS3B(3),(4)

Site Boundary of Site Office Area at Works Area WA2

Remarks:

(1)    The ET of this Contract should conduct impact air quality monitoring at the AMS listed in the table as part of EM&A programme according to the latest notification from ENPO when the monitoring station(s) is/are no longer covered by another ET of the HZMB project.

(2)    The original monitoring location was at Hong Kong SkyCity Marriott Hotel (AMS 7). As the permission to carry out air quality monitoring at Hong Kong SkyCity Marriott Hotel was not granted after 31 January 2015, the monitoring location has been relocated to Chu Kong Air-Sea Union Transportation Co. Ltd. since 5 February 2015.  The alternative monitoring location was approved by EPD on 5 February 2015.

(3)    The ET of this Contract should conduct impact noise monitoring at the NMS listed in the table as part of EM&A programme according to the latest notification from ENPO when the monitoring station(s) is/are no longer covered by another ET of the HZMB project. 

(4)    The Action and Limit Levels for schools will be applied for this alternative monitoring location.

2.2                Monitoring Requirements

2.2.1       The monitoring requirements, monitoring equipment, monitoring parameters, frequency and duration, monitoring methodology, monitoring schedule, meteorological information are detailed in the monthly EM&A Reports prepared for Contract Nos. HY/2010/02 and HY/2011/03.


 

2.3                Action and Limit Levels

2.3.1       The Action and Limit Level for 1-hr TSP and 24-hr TSP are provided in Table 2.2 and Table 2.3, respectively.

Table 2.2          Action and Limit Levels for 1-hour TSP

Monitoring Station

Action Level, µg/m3

Limit Level, µg/m3

AMS 6 ¡V Dragonair/CNAC (Group) Building (HKIA)

360

500

AMS 7A - Chu Kong Air-Sea Union Transportation Co. Ltd

370


Table 2.3         Action and Limit Levels for 24-hour TSP

Monitoring Station

Action Level, µg/m3

Limit Level, µg/m3

AMS 6 ¡V Dragonair/CNAC (Group) Building (HKIA)

173

260

AMS 7A - Chu Kong Air-Sea Union Transportation Co. Ltd

183

 

2.3.2       If exceedance(s) at these station(s) is/are recorded by the ET of the Contract or referred by the other ET under the HZMB project to the Contract, the ET of the Contract will carry out an investigation and findings will be reported in the quarterly EM&A Report.

2.3.3      The Action and Limit Levels for construction noise are defined in Table 2.4.

Table 2.4          Action and Limit Level for Construction Noise

Parameter

Action Level

Limit Level

07:00 ¡V 19:00 hours on normal weekdays

When one documented complaint is received

75 dB(A)*

Notes :    

If works are to be carried out during restricted hours, the conditions stipulated in the construction noise permit issued by the Noise Control Authority have to be followed.

* Reduce to 70 dB(A) for schools and 65 dB(A) during school examination period.

 

2.3.4       If exceedance(s) at these station(s) is/are recorded by the ET of the Contract or referred by the other ET under the HZMB project to the Contract, the ET of the Contract will carry out an investigation and findings will be reported in the quarterly EM&A Report.

2.4                Event Action Plans

2.4.1      The Event Actions Plans for air quality and noise are provided in Appendix D.

2.5                Mitigation Measures

2.5.1       Environmental mitigation measures for the contract were recommended in the approved EIA Report.  Appendix E lists the recommended mitigation measures and the implementation status. 


3       Environmental Monitoring and Audit

3.1                Air Quality Monitoring Results

3.1.1       The monitoring results for AMS6 and AMS7A are reported in the monthly EM&A Reports (for April, May and June 2015) prepared for Contract Nos. HY/2011/03 and HY/2010/02, respectively.

3.1.2       Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 shall be referred to the monthly EM&A Reports (for April, May and June 2015) prepared by Contract No. HY/2011/03.

3.1.3       There was no Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level recorded at AMS7A recorded by the ET of Contract No. HY/2010/02 during the reporting period.

3.2                Noise Monitoring Results

3.2.1       The monitoring results for NMS2 and NMS3B are reported in the monthly EM&A Reports (for April, May and June 2015) prepared for Contract No. HY/2010/02. 

3.2.2       No noise exceedances were recorded at stations NMS2 and NMS3B by the ET of Contract No. HY/2010/02 during the reporting period.

3.3                Implementation of Environmental Measures

3.3.1       In response to the site audit findings, the Contractor carried out corrective actions. Details of site audit findings and the corrective actions during the reporting period are presented in Appendix F.

3.3.2       A summary of the Implementation Schedule of Environmental Mitigation Measures (EMIS) is presented in Appendix E. Most of the necessary mitigation measures were implemented properly.

3.3.3       The Contractor waters 8 times per day on all exposed soil within the Contract site and associated works areas when construction activities are being undertaken.

3.4               Advice on the Solid and Liquid Waste Management Status

3.4.1       The Contractor registered as a chemical waste producer for the Contract. Sufficient numbers of receptacles were available for general refuse collection and sorting.

3.4.2       Excavated marine sediment is generated and treated using cement solidification/stabilization (Cement S/S) techniques and is reused onsite for either backfilling or landscaping (e.g. berm material) during the reporting period.

3.4.3       The summary of waste flow table is detailed in Appendix G.

3.4.4       The Contractor was reminded that chemical waste containers should be properly treated and stored temporarily in designated chemical waste storage area on site in accordance with the Code of Practise on the Packaging, Labelling and Storage of Chemical Wastes.

3.5               Environmental Licenses and Permits

3.5.1       The valid environmental licenses and permits during the reporting period are summarized in Appendix H.

 

 

4       Summary of Exceedance, Complaint, Notification of Summons and Successful Prosecution

4.1               Summary of Exceedance of the Environmental Quality Performance Limit

4.1.1       Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 shall be referred to the monthly EM&A Reports (for April, May and June 2015) prepared by Contract No. HY/2011/03.

4.1.2       There was no Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level recorded at AMS7A by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

4.1.3       There was no Action and Limit Level exceedance for noise recorded at NMS2 and NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

4.2               Summary of Complaints, Notification of Summons and Successful Prosecution

4.2.1       There was one complaint received during the reporting period. The summary of environmental complaints is presented in Table 4.1. The details of cumulative statistics of Environmental Complaints are provided in Appendix I.

Table 4.1 A Summary of Environmental Complaints for the Reporting Period

Environmental Complaint No.

Date of Complaint Received

Description of Environmental Complaints

001

22 May 2015

Air Quality and Noise

 

4.2.2       According to ENPO¡¦s email to the ET on 22 May 2015, it was noted that EPD had received a complaint regarding the noise nuisance and dark smoke emission during the night time at HKBCF Project work area recently.

4.2.3       After investigation, there is no sufficient evidence to justify the concerned dark smoke and noise nuisance are related to Contract No. HY/2013/01. In this case, no follow up action is required. However, the Contractor has been reminded to provide maintenance for all machinery regularly to prevent dark smoke emission and comply with CNP conditions for construction works undertaken during the restricted hours.

4.2.4       No notification of summons and prosecution was received during the reporting period.

4.2.5       Statistics on notifications of summons and successful prosecutions are summarized in Appendix I.


 

5       Comments, Recommendations and Conclusion

5.1               Comments

5.1.1       According to the environmental site inspections undertaken during the reporting period, the following recommendations were provided:

¡P         The Contractor is recommended to tighten the tarpaulin at the top of shelter for grouting mixing unit.

¡P         The Contractor is recommended to provide an enclosure (sheltered on the top and 3 sides) for the grouting mixing unit. 

¡P         The Contractor is recommended to place the untreated marine mud within the bund and provide tarpaulin at the bottom of the temporary storage area.

¡P         The Contractor is recommended to place food waste in enclosed plastic bags before disposing of in the refuse collection skip.

¡P         The Contractor was reminded to remove the stagnant water inside the drip tray.

¡P         The contractor was reminded to cover the bags of cement entirely by impervious sheeting or place them in an area sheltered on the top and 3 sides.

¡P         The Contactor is recommended to provide a drip tray for the chemical containers / diesel drum.

¡P         The Contractor was reminded to cover cement bags properly.

¡P         The Contractor was reminded to provide a drain plug for the drip tray.

5.1.2       A summary of the Implementation Schedule of Environmental Mitigation Measures (EMIS) is presented in Appendix E.  Most of the necessary mitigation measures were implemented properly.

5.2               Recommendations

5.2.1       With implementation of the recommended environmental mitigation measures, the contract¡¦s environmental impacts were considered environmentally acceptable. The weekly environmental site inspections ensured that all the environmental mitigation measures recommended were effectively implemented.

5.2.2       The recommended environmental mitigation measures, as included in the EM&A programme, effectively minimize the potential environmental impacts from the contract. Also, the EM&A programme effectively monitored the environmental impacts from the construction activities and ensure the proper implementation of mitigation measures. No particular recommendation was advised for the improvement of the programme.


 

5.3               Conclusions

5.3.1       The site preparation work of the Contract started on 26 September 2014 and the construction works of the Contract commenced on 6 October 2014. This is the third Quarterly EM&A Report summaries findings of the EM&A works during the reporting period from 1 April 2015 to 30 June 2015.

5.3.2       Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 shall be referred to the monthly EM&A Reports (for April, May and June 2015) prepared by Contract No. HY/2011/03.

5.3.3       There was no Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level recorded at AMS7A by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

5.3.4       There was no Action and Limit Level exceedance for noise recorded at NMS2 and NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.

5.3.5       An environmental site inspection was carried out on 1, 8, 15, 22 and 29 April 2015, 6, 13, 20 and 27 May 2015 and 3, 10, 17, 24 and 30 June 2015. Recommendations on remedial actions were given to the Contractors for the deficiencies identified during the site inspections.

5.3.6       There was one complaint received in relation to the environmental impact during the reporting period. After investigation, there is no sufficient evidence to justify the concerned dark smoke and noise nuisance are related to Contract No. HY/2013/01.

5.3.7       No notification of summons and successful prosecution was received during the reporting period.