Verification by IEC

 

Certification by ET

 

 

 


Contract No. HY/2014/05

Hong Kong-Zhuhai-Macao Bridge

Hong Kong Boundary Crossing Facilities ¡V

Remaining Ancillary Buildings and Facilities

 

 

 

 

 

Quarterly EM&A Report No. 5

(Covering the Period from 1 March 2017 to 31 May 2017)

 

14 August 2017

 

Revision 2

 

 

 

 

 

 

 

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. 3

1.4                          Construction Works Undertaken During the Reporting Period. 4

2....... EM&A Requirement 5

2.1                          Summary of EM&A Requirements. 5

2.2                          Monitoring Requirements. 5

2.3                          Action and Limit Levels. 5

2.4                          Event Action Plans. 6

2.5                          Mitigation Measures. 6

3....... Environmental Monitoring and Audit 7

3.1                          Air Quality Monitoring Results. 7

3.2                          Noise Monitoring Results. 7

3.3                          Implementation of Environmental Measures. 7

3.4                          Advice on the Solid and Liquid Waste Management Status. 7

3.5                          Environmental Licenses and Permits. 7

4....... Summary of Exceedance, Complaint, Notification of Summons and Successful Prosecution. 8

4.1                          Summary of Exceedance of the Environmental Quality Performance Limit 8

4.2                          Summary of Complaints, Notification of Summons and Successful Prosecution. 8

5....... Comments, Recommendations and Conclusion. 9

5.1                          Comments. 9

5.2                          Recommendations. 9

5.3                          Conclusions. 10

 

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/2014/05 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities (HKBCF) ¡V Remaining Ancillary Buildings and Facilities (includes the construction works of Contract No. HY/2013/06 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities ¡V Automatic Vehicle Clearance Support System and Contract No. HY/2014/04 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities ¡V Gantry Type X-ray Vehicle Inspection System within Contract No. HY/2014/05 works area) (hereafter referred to as ¡§the Contract¡¨) for the Highways Department of Hong Kong Special Administrative Region (HKSAR). Contract No. HY/2014/05 was awarded to Leighton ¡V Chun Wo Joint Venture (construction works of Contract No. HY/2013/06 was awarded to ATAL Technologies Limited and Contract No. HY/2014/04 was awarded to Rapiscan Systems Pte Ltd within Contract No. HY/2014/05 works area) (hereafter referred to as ¡§the Contractor¡¨) and Atkins China Limited was appointed as the Environmental Team (ET) by the Contractor.

Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area) is part of HZMB HKBCF Project 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/K for HKBCF was issued on 11 April 2016. These documents are available through the EIA Ordinance Register. The construction works of the Contract No. HY/2014/05 commenced on 29 February 2016 while the construction works of the Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area commenced on 3 January 2017 and 13 February 2017 respectively.

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 Fifth Quarterly EM&A Report for the Contract No. HY/2014/05 which summarizes findings of the EM&A works during the reporting period from 1 March 2017 to 31 May 2017 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area).

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 and AMS7 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 for the Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area) during the reporting period are listed below:

Environmental Site Inspection Date

March 2017

April 2017

May 2017

1, 8, 15, 22 and 29

5, 12, 19 and 26

4, 10, 17, 25 and 31

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 March, April and May 2017) 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 AMS7 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 were two complaints received in relation to the environmental impact during the reporting period. An investigation for noise and water quality complaint received on 28 March 2017 was carried out. It was found that the complaint was not related to Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area). For air quality complaint received on 31 May 2017, the complaint is under investigation and will be reported in the next reporting period.

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/2014/05 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities (HKBCF) ¡V Remaining Ancillary Buildings and Facilities (includes the construction works of Contract No. HY/2013/06 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities ¡V Automatic Vehicle Clearance Support System and Contract No. HY/2014/04 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities ¡V Gantry Type X-ray Vehicle Inspection System within Contract No. HY/2014/05 works area) (hereafter referred to as ¡§the Contract¡¨) for the Highways Department of Hong Kong Special Administrative Region (HKSAR). Contract No. HY/2014/05 was awarded to Leighton ¡V Chun Wo Joint Venture (construction works of Contract No. HY/2013/06 was awarded to ATAL Technologies Limited and Contract No. HY/2014/04 was awarded to Rapiscan Systems Pte Ltd within Contract No. HY/2014/05 works area) (hereafter referred to as ¡§the Contractor¡¨) and Atkins China Limited was appointed as the Environmental Team (ET) by the Contractor.

1.1.2      Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area) is part of HZMB HKBCF Project 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/K for HKBCF was issued on 11 April 2016. These documents are available through the EIA Ordinance Register. The construction works of the Contract No. HY/2014/05 commenced on 29 February 2016 while the construction works of the Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area commenced on 3 January 2017 and 13 February 2017 respectively. The works areas of the Contract are shown in Appendix A.

1.1.3      This is the Fifth Quarterly EM&A Report for the Contract No. HY/2014/05 which summarizes the audit findings of the EM&A programme during the reporting period from 1 March 2017 to 31 May 2017 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area).

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

For Contract No. HY/2014/05

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

Chief Resident Engineer

Darrel Kingan

3958 7339

3468 2076

Chief Registered Architect

Malcolm Sage(1)

3958 7330

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)

Site Agent

Albert Chan

3973 0514

3621 0180

Environmental Officer

Wu Yun Kau

5505 8633

3621 0180

Environmental Team
(Atkins China Limited)

Environmental Team Leader

Keith Chau

2972 1721

2890 6343

24 hours complaint hotline

---

---

3958 7300

---

For Contract No. HY/2013/06 within Contract No. HY/2014/05 works area

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

Chief Resident Engineer

 

Darrel Kingan

3958 7339

3468 2076

Chief Registered Architect

 

Malcolm Sage(1)

3958 7330

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
(ATAL Technologies Limited)

Site Agent

Mr. Eric Yim

2565 3355

3162 5217

Environmental Officer

Mr. W. Li

2565 3137

3162 5217

Environmental Team
(Atkins China Limited)

Environmental Team Leader

Keith Chau

2972 1721

2890 6343

24 hours complaint hotline

---

---

6509 0375

---

For Contract No. HY/2014/04 within Contract No. HY/2014/05 works area

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

Chief Resident Engineer

 

Darrel Kingan

3958 7339

3468 2076

Chief Registered Architect

 

Malcolm Sage(1)

3958 7330

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
(Rapiscan Systems Pte Ltd)

Site Agent

Ringo Yau

9833 1402   

2707 0816

Environmental Officer

Clarie Tsang

6371 1362

---

Environmental Team
(Atkins China Limited)

Environmental Team Leader

Keith Chau

2972 1721

2890 6343

24 hours complaint hotline

---

---

9833 1420

---

Remark:
(1) Mr Malcolm Sage took up the role from Mr Darrel Kingan effective from 1 May 2017.

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:

For Contract No. HY/2014/05

¡P         Earth Works for Buildings 050A1, 050A2, 050H1 and 050H2

¡P         Raft foundation for Buildings 032, 044, 045, 050A1 and 050H1 

¡P         Construction of RC Structure of Buildings 022, 023, 025, 032, 044, 045, 053, 050H1, 050H2 and 050A2A

¡P         Installation of window wall of Building 045

¡P         ABWF works (Internal Finishes) of Buildings 021, 022, 023, 025, 032, 044, 045, 050A2, 053, 058 and 059

¡P         ABWF works (External Finishes) of Buildings 021, 022, 023, 025, 032, 045, 050A2, 053, 058 and 059

¡P         ABWF works (Roof Finishes) of Buildings 021, 022, 023, 025, 032, 044, 053, 058 and 059

¡P         Dog Swimming Pool of Building 022

¡P         MEP installation of Buildings 021, 022, 023, 025, 032, 044, 045, 053, 058 and 059

¡P         Utilities and Drainage installation of Buildings 025, 053 and 058

For Contract No. HY/2013/06 within Contract No. HY/2014/05 works area

¡P         Conceal Conduit Installation of Buildings 025 and 032

For Contract No. HY/2014/04 within Contract No. HY/2014/05 works area

¡P         Hole drilling at Buildings 058 and 059

¡P         Rebar scanning at Buildings 058 and 059

¡P         Installation of rails, extension pieces and door frames at Buildings 058 and 059

¡P         Installation of Doors at Building 059

¡P         Welding works at Buildings 058 and 059

¡P         Cabling works at Buildings 053 and 054


1.4.2       

 

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 AMS7 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      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

AMS6(1)

Dragonair/CNAC (Group) Building

AMS7(1)

Hong Kong SkyCity Marriott Hotel

Noise

NMS2(2)

Seaview Crescent

NMS3B(2),(3)

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 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.  

(3)    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

AMS6 ¡V Dragonair/CNAC (Group) Building (HKIA)

360

500

AMS7 ¡V Hong Kong SkyCity Marriott Hotel

370

 

Table 2.3        Action and Limit Levels for 24-hour TSP

Monitoring Station

Action Level, µg/m3

Limit Level, µg/m3

AMS6 ¡V Dragonair/CNAC (Group) Building (HKIA)

173

260

AMS7 ¡V Hong Kong SkyCity Marriott Hotel

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 monthly 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 monthly 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 AMS7 are reported in the monthly EM&A Reports (for March, April and May 2017) 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 March, April and May 2017) 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 AMS7 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 March, April and May 2017) 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 Contractors 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 of Contract No. HY/2014/05 registered as a chemical waste producer for the Contract. Sufficient numbers of receptacles were available for general refuse collection and sorting.

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

3.4.3      The Contractor of Contract No. HY/2014/05 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 Practice 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.

3.5.2      The Contractors of Contract No. HY/2013/06 and Contract No. HY/2014/04 were advised to register as a chemical waste producer when chemical waste will be expected to generate for the foreseeable future from the operations (For Registration as Waste Producer Pursuant to Waste Disposal (Chemical Waste) (General) Regulation).


 

 

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 March, April and May 2017) 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 AMS7 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 were two complaints received in relation to the environmental impact during the reporting period. A 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

003

28 March 2017

Noise and Water Quality

004

31 May 2017

Air Quality

 

Environmental Complaint No. 003 - Noise and Water Quality

4.2.2      According to ENPO¡¦s email to the Environmental Team, Engineer¡¦s Representative and Contractor on 28 March 2017, it is noted that EPD received a complaint regarding a noise and water quality complaint from a resident of Century Link.

4.2.3      According to the information provided by the Contractor, there was no construction work (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area) being done after 10 pm on 26 March 2017. There was no marine works and marine transportation were carried out under this Contract. Based on the investigation results, it is found that the noise and water quality complaint is not related to Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area). No follow up action is required.

Environmental Complaint No. 004 - Air Quality

4.2.4      According to ENPO¡¦s email to Environmental Team, Engineer¡¦s Representative and Contractor on 1 June 2017, it is noted that EPD had received a complaint regrading a dust emission from the transportation near Building 044 and 045.

4.2.5      The complaint is under investigation and will be reported in the next reporting period.

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

4.2.7      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 was reminded to display the Environmental Permit at site exit and vehicle access.

¡P       The Contractor was reminded to provide a drip tray for the chemical container.

¡P       The Contractor was reminded to remove the oily water and treat as chemical waste.

¡P       The Contractor was reminded to cover the bags of base plaster entirely by impervious sheeting or placed in an area sheltered on the top and 3 sides.

¡P       The Contractor was reminded to remove the stagnant water in the drip tray and treat as chemical waste if necessary.

¡P       The Contractor is recommended to store chemicals inside proper container.

¡P       The Contractor was reminded to avoid the dust emission during the handling process of cement.

¡P       The Contractor was reminded to remove the used cement bags properly to avoid dust generation.

¡P       The Contractor was reminded to clear the rubbish on the ground at the Building 023 works and keep the site tidiness.

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 construction works of the Contract No. HY/2014/05 commenced on 29 February 2016. while the construction works of the Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area commenced on 3 January 2017 and 13 February 2017 respectively. This is the Fifth Quarterly EM&A Report summarizes findings of the EM&A works during the reporting period from 1 March 2017 to 31 May 2017 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area).

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 March, April and May 2017) 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 AMS7 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 Environmental site inspections were carried out on 1, 8 15, 22 and 29 March, 5, 12, 19 and 26 April and 4, 10, 17, 25 and 31 May 2017 for the Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area). Recommendations on remedial actions were given to the Contractors for the deficiencies identified during the site inspections.

5.3.6      There were two complaints received in relation to the environmental impact during the reporting period. An investigation for noise and water quality complaint received on 28 March 2017 was carried out. It was found that the complaint was not related to Contract No. HY/2014/05 (includes the construction works of Contract No. HY/2013/06 and Contract No. HY/2014/04 within Contract No. HY/2014/05 works area). For air quality complaint received on 31 May 2017, the complaint is under investigation and will be reported in the next reporting period.

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