Contract No. HY/2013/04 HZMB
HKBCF – Infrastructure Works Stage II (Southern Portion) |
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Mott MacDonald, 20/F AIA Kowloon Tower, Landmark East, 100
How Ming Street, Kwun Tong, Kowloon, Hong Kong
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+852 2828 5757 f
+852 2827 1823 w w www.mottmac.com
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Contents |
Chapter Title Page
Tables
Figure 1 Location of Air Quality
Monitoring Stations
Figure 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 H. Environmental Licenses and Permits
This Quarterly Environmental
Monitoring and Audit (EM&A) Report is prepared for Contract No. HY/2013/04 “Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary
Crossing Facilities – Infrastructure Works Stage II (Southern Portion)”
(hereafter referred to as “the Contract”) for the Highways Department of Hong
Kong Special Administrative Region (HKSAR). The Contract was awarded to
China State Construction Engineering (Hong Kong) Limited (hereafter referred to
as “the Contractor”) and Mott MacDonald Hong Kong Limited (MMHK) was appointed
as the Environmental Team (ET) by the Contractor.
The Contract is part of the “Hong
Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities” (HZMB HKBCF)
Project which is a “Designated Project” under Schedule 2 of the Environmental
Impact Assessment (EIA) Ordinance (Cap. 499) and for which an EIA Report
(Register No. AEIAR-145/2009) was prepared and approved. The current
Environmental Permit (EP) for HKBCF, namely No. EP-353/2009/I, was issued on 17
July 2015. These documents are available through the EIA Ordinance Register.
Commencement of the Contract took place on 13 March 2015 and the construction
works commenced on 13 July 2015.
Mott MacDonald Hong Kong 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 (Version 1.0) and will be providing
environmental team services for the Contract.This is
the 2nd Quarterly EM&A Report for the Contract which summaries
findings of the EM&A works during the reporting period from 1 October 2015
to 31 December 2015 (the “reporting period”).
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 – Reclamation Works” and Contract No. HY/2011/03 “Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road – 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.
The dates of site inspection during the reporting period are listed below:
¡ 8, 15, 19 and 29 October, 5, 12, 16 and 26 November, and 3, 10, 17, 21 and 31 December 2015
Breaches of Action and Limit Levels
Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 is reported in the monthly EM&A report 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 station 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 station NMS2 and station NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.
Complaint Log
There was no complaint received in relation to the environmental impact during the reporting period.
Notifications of Summons and Successful Prosecutions
There were no notifications of
summons or prosecutions received during this reporting period.
Reporting Changes
There was no reporting change during the reporting period.
This Quarterly
Environmental Monitoring and Audit (EM&A) Report is prepared for Contract
No. HY/2013/04 “Hong Kong-Zhuhai-Macao Bridge Hong Kong
Boundary Crossing Facilities – Infrastructure Works Stage II (Southern
Portion)” (hereafter referred to as “the Contract”) for the Highways Department
of Hong Kong Special Administrative Region (HKSAR). The Contract was
awarded to China State Construction Engineering (Hong Kong) Limited (hereafter
referred to as “the Contractor”) and Mott MacDonald Hong Kong Limited (MMHK)
was appointed as the Environmental Team (ET) by the Contractor.
The Contract is part of the “Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary Crossing Facilities” (HZMB HKBCF) Project which is a “Designated Project” under Schedule 2 of the Environmental Impact Assessment (EIA) Ordinance (Cap. 499) and for which an EIA Report (Register No. AEIAR-145/2009) was prepared and approved. The current Environmental Permit (EP) for HKBCF, namely No. EP-353/2009/I, was issued on 17 July 2015. These documents are available through the EIA Ordinance Register. Commencement of the Contract took place on 13 March 2015 and the construction works commenced on 13 July 2015. The works areas of the contract are shown in Appendix A.
This is the 2nd Quarterly EM&A Report summarising
the findings of EM&A activities
conducted under the Contract from 1 October 2015 to 31 December 2015 (the “reporting period”).
The organisation chart and lines of communication with respect to the on-site environmental management structure together with the contact information of the key personnel are 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 |
Alfred Cheng |
3958 7471 |
3468 2076 |
Environmental Project Office / Independent Environmental Checker (Ramboll Environ Hong Kong Limited) |
Environmental Project Office Leader |
Y H Hui |
3465 2888 |
3465 2899 |
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Independent Environmental Checker |
Raymond Dai |
3465 2888 |
3465 2899 |
|
Environmental Site Supervisor |
Ray Yan |
5181 8165 |
3465 2899 |
Contractor (China State Construction Engineering (Hong Kong) Limited) |
Site Agent |
Eddie Tang |
9863 7686 |
2459 4336 |
Environmental Officer |
Gary Ng |
9475 6832 |
2459 4336 |
|
Environmental Team (Mott MacDonald Hong Kong Limited) |
Environmental Team Leader |
Terence Kong |
2828 5919 |
2827 1823 |
24-hour Complaint Hotline |
- |
- |
5236 7111 |
- |
The Construction Works Programme of the Project is provided in Appendix C.
A summary of the construction activities undertaken during this reporting period is shown below:
¡ 39 nos. predrilling holes completed on HKBCF Island;
¡ Preliminary bored pile and loading test for Pile No. P908;
¡ Inclinometer installation; and
¡ Setting up Contractor’s accommodation, material storage area and stockpile area.
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 – Reclamation Works” and Contract No. HY/2011/03 “Hong Kong-Zhuhai-Macao Bridge Hong Kong Link Road – 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.
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 1 and Figure 2, respectively.
Table 2.1: Construction Dust Monitoring Locations
Environmental Monitoring |
Identification No. |
Location Description |
Air Quality |
AMS6(1) |
Dragonair/CNAC (Group) Building |
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AMS7A(1)(2) |
Chu Kong Air-Sea Union Transportation Co. Ltd |
Noise |
NMS2(3) |
Seaview Crescent |
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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 latest notification from ENPO when the monitoring station(s) is/are no longer covered by another ET of the HZMB project.
(2) A proposal to relocate this air quality monitoring station back to the original monitoring location stated in the Updated EM&A Manual, i.e. AMS7 (Hong Kong SkyCity Marriot Hotel), with effect from January 2016 was approved by EPD on 21 December 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.
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.
The Action and Limit Levels 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, mg/m3 |
Limit Level, mg/m3 |
AMS6 – Dragonair / SNAC (Group) Building (HKIA) |
360 |
500 |
AMS7A – Chu Kong Air-Sea Union Transportation Co. Ltd. |
370 |
500 |
Table 2.3: Action and Limit Levels for 24-hour TSP
Monitoring Station |
Action Level, mg/m3 |
Limit Level, mg/m3 |
AMS6 – Dragonair / SNAC (Group) Building (HKIA) |
173 |
260 |
AMS7A – Chu Kong Air-Sea Union Transportation Co. Ltd. |
183 |
260 |
If exceedance(s) at these stations 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.
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 – 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.
If exceedance(s) at these stations 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.
The event and action plans for air quality and noise are provided in Appendix D.
Environmental mitigation measures for the contract were recommended in the approved EIA Report. Appendix E lists the recommended mitigation measures and the implementation status.
The monitoring results for AMS6 and AMS7A are reported in the monthly EM&A Reports (for October, November and December 2015) prepared for Contract Nos. HY/2011/03 and HY/2010/02 respectively.
Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 is reported in the monthly EM&A Reports (for October, November and December 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 station AMS7A by the Environmental Team of Contract No. HY/2010/02 during the reporting period.
The monitoring results for NMS2 and NMS3B are reported in the monthly EM&A Reports (for October, November and December 2015) prepared for Contract No. HY/2010/02.
No noise exceedances were recorded at stations NMS2 and NMS3B by the ET of Contract No. HY/2010/02 during the reporting period.
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.
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.
The Contractor waters 8 times per day on all exposed soil within the project site and associated works areas when construction activities are being undertaken.
The Contractor registered as a chemical waste producer for the Contract. Sufficient numbers of receptacles were available for general refuse collection and sorting.
There was no generation of excavated sediment for treatment during this reporting period. Excavated marine sediment will be treated using cement solidification/stabilization (Cement S/S) techniques and will be reused onsite for either backfilling or landscaping (e.g. berm material).
The summary of waste flow table is detailed in Appendix G.
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 Practice on the Packing, Labelling and Storage of Chemical Waste.
The valid environmental licences and permits during the reporting period are summarized in Appendix H.
Summary of Action and Limit Level exceedance of 1-hr TSP level and 24-hr TSP level at AMS6 is reported in the monthly EM&A Reports (for October, November and December 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 station 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 station NMS2 and station NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.
There was no complaint received in relation to the environmental impact during the reporting period. No notification of summons or prosecutions was received during the reporting period.
Statistics on notifications of summons and successful prosecutions are summarized in Appendix I.
According to the environmental site inspections undertaken during the reporting period, the following recommendations were provided:
¡ The Contractor was reminded to provide water spraying for the haul road regularly and for each concrete breaking period continuously to prevent fugitive dust emission.
¡ The Contractor was reminded to provide drip trays for chemical containers.
¡ The Contractor was recommended to clear any soil contaminated by oil stain and handle it as chemical waste.
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.
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.
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.
Commencement of the Contract took place on 13 March 2015 and the construction works of the Contract commenced on 13 July 2015. This is the 2nd Quarterly EM&A Report summarising the findings of EM&A activities conducted under the Contract from 1 October to 31 December 2015.
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 October, November and December 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 station 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 station NMS2 and station NMS3B by the Environmental Team of Contract No. HY/2010/02 during the reporting period.
Environmental site inspection was carried out on 8, 15, 19 and 29 October, 5, 12, 16 and 26 November, and 3, 10, 17, 21 and 31 December 2015. Recommendations on remedial actions were given to the Contractors for the deficiencies identified during the site inspections.
There was no complaint received in relation to the environmental impact during the reporting period. There were no notifications of summons or prosecutions received during the reporting period.
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 |