Contents
Executive
Summary
1.1 Purpose of the Report
1.2 Structure of the Report
2.1 Background
2.2 General Site Description
2.3 Construction Activities
2.4 Project Organisation and
Management Structure
2.5 Status of Environmental
Approval Documents
3 Environmental Monitoring Requirement, environmental
Mitigation Measures
4 Implementation Status on Environmental Protection
Requirements
6.1 Weekly Site Audits
6.2 Landscape and Visual Audit
7 Environmental Non-conformance
7.1 Summary of Environmental
Non-Compliance
7.2 Summary of Environmental
Complaint
7.3 Summary of Environmental
Summon and Successful Prosecution
8.1 Key Issues for the Coming
Month
8.2 Construction Programme
LIST OF TABLES
Table 2.1 Summary of Construction Activities
Undertaken in the Reporting Period
Table 2.2 Summary
of Environmental Licensing, Notification and Permit Status
Table 5.1 Quantities
of Waste Generated from the Project
Table 8.1 Construction
Works to be undertaken in the Next Reporting Period
LIST OF ANNEXES
Annex A |
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Annex B |
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Annex C |
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Annex D |
|
Annex E |
|
Annex F |
|
Annex G |
Environmental
complaint, Environmental Summons and Prosecution Log |
Annex h |
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Anenx i |
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EXECUTIVE SUMMARY
The construction works of No. EP/SP/61/10 Organic Resources
Recovery Centre Phase 1 (the Project) commenced
on 21 May 2015. This is the 38th[LP1] monthly
Environmental Monitoring and Audit (EM&A) report presenting the EM&A
works carried out during the period from 1 to 31 July 2018 in accordance with
the EM&A Manual.
Summary of Construction Works undertaken during the Reporting
Month
Works undertaken in the reporting month included:
·
Building 1 – ABWF/finishing work and BS installation ;
·
Building 2 & 3 – ABWF/finishing work and BS
installation ;
·
Electrical installation (cable trays, Local Control
panels/switch installation, general cabling works, instrumentation and control
installation, lighting , ELV and SCADA installation) ;
·
BS works (MVAC, FS, P/D) ;
·
Landscaping works.
·
Systems being operated – waste reception,
pre-treatment, CAPCS extraction, the digesters, the centrifuge, the desulphurisation,
the emergency flare, the CHPs, the ASP and the biological wastewater treatment
plant;
·
Process commission in progress-waste reception,
pre-treatment, CAPCS extraction, the digesters, the centrifuge, the composting
tunnels, the desulphurisation, the emergency flare, the CHPs, the ASP and the
biological waste water treatment plant (about 50-60 t/d SSOW input).
·
Environmental Monitoring and Audit Progress
A summary of the monitoring activities undertaken in
this reporting period is listed below:
·
Joint Environmental Site Inspection |
5 times |
·
Landscape & Visual Monitoring |
3 times |
Odour
Odour patrol were conducted by representatives of the
Contractor, the ER and Employer (EPD Project Team) on 3, 4, 6, 10, 12, 13, 16, 18, 20, 23, 25, 27 and 30
July 2018. The
Independent Odour Patrol Team, ALS Technichem (HK) Pty Ltd (ALS), has also
joined the odour patrol on 27 July 2018.
No Level 2 Odour Intensity was recorded during this monitoring period.
On 27 July 2018, air samples were also collected from
the outlet of the Centralised Air Pollution Control (CAPC) unit by an
independent laboratory (ALS_) for measurement of the Odour Intensity by
olfactometry analysis at the laboratory.
During
this reporting period, no exceedance was observed..
Waste Management
Waste generated from this Project includes inert
construction and demolition (C&D) materials (public fill) and non-inert
C&D materials (construction wastes).
Inert C&D materials (public fill) include bricks,
concrete, building debris, rubble and excavated spoil. In total, 93.99 tonnes
of inert C&D material were generated from the Project, of which 42.00
tonnes were reused in this Contract. The 51.99 tonnes of inert C&D material
were disposed of as public fill to the Fill Banks at Tuen Mun Area 38.
Non-inert C&D materials (construction wastes)
include metals, paper / cardboard packaging waste, plastics and other wastes
such as general refuse. 11,220.00 kg of
metals, 6,200.00 kg of papers/ cardboard packing and 0.00 kg of plastics were
sent to recyclers for recycling during the reporting period. 59.77 tonnes of general refuse was disposed of
at the landfill.
0.00 L of chemical waste was collected by licenced
waste collector.
Environmental Site Inspection
Four weekly joint environmental site inspections were
carried out by the representatives of the Contractor, ER, IC and the
Environmental Team (ET). The IEC was also present at the joint inspection on 18 July 2018. Details of the audit findings and
implementation status of the mitigation measures are presented in Section 6.1.
Landscape & Visual
Onsite inspections on landscape and visual
mitigation measures were performed on 3, 16 and 30 July 2018. Details
of the audit findings and implementation status of the mitigation measures are
presented in Sections 6.2.
Environmental
Exceedance/Non-conformance/Compliant/Summons and Prosecution
No exceedance
was recorded during the reporting period.
One incident
occurred during reporting period. The Investigation Report is provided in Annex I. The incident did not lead to adverse
environmental impact.
No environmental complaint and summon/prosecution was
received in this reporting period.
Future Key Issues
Works to be undertaken in the next reporting month
include:
·
Building
1 - ABWF/finishing work and BS installation ;
·
Building
2 & 3 - ABWF/finishing work and BS installation ;
·
Electrical
installation (cable trays, Local Control panels/switch installation, general
cabling works, instrumentation and control installation, lighting , ELV and
SCADA installation) ;
·
BS
works (MVAC, FS, P/D) ;
·
Landscaping
works.
·
Process
commissioning in progress.
Environmental impacts arising from the above
construction activities are mainly associated with dust, construction noise,
site runoffs, waste management and landscaping issues.
ERM-Hong Kong, Limited (ERM) was appointed by OSCAR
Bioenergy Joint Venture (the Contractor) as the Environmental Team (ET) to
undertake the Environmental Monitoring and Audit (EM&A) programme for the Contract
No. EP/SP/61/10 of Organic Waste Treatment Facilities Phase I, which
the project name has been updated to Organic Resources Recovery Centre (Phase I)
(the Project)
since November 2017.
This is the 38th EM&A report which summarises
the monitoring results and audit findings for the EM&A programme during the
reporting period from 1 to 31 July 2018.
The structure of the report is as follows:
Section 1: Introduction
It details the scope and structure of the report.
Section 2: Project
Information
It summarises the background and
scope of the Project, site description, project organization, construction
programme, construction works undertaken and status of the Environmental
Permits (EP)/licences over the construction phase of the Project.
Section 3: Environmental Monitoring Requirements
It summarises the environmental monitoring
requirements including monitoring parameters, programmes, methodologies,
frequency, locations, Action and Limit Levels, Event/Action Plans,
environmental mitigation measures as recommended in the EM&A Manual and
approved EIA report.
Section 4: Implementation Status on
Environmental Mitigation Measures
It summarises the implementation of environmental
protection measures during the reporting period.
Section 5: Waste Management
It summarises the quantity of public fill and
construction waste generated in the reporting period
Section 6: Environmental Site
Inspection
It summarises the audit findings of the weekly site
inspections undertaken within the reporting period.
Section 7: Environmental
Non-conformance
It summarises any exceedance of environmental
performance standard, environmental complaints and summons received within the
reporting period.
Section 8: Further Key Issues
It summarises the impact forecast and monitoring
schedule for the next reporting month.
Section 9: Conclusions
The Organic
Resources Recovery Centre (ORRC) Phase I development (hereinafter referred to
as “the Project”) is to design, construct and operate a biological treatment
facility with a capacity of about 200 tonnes per day and convert
source-separated organic waste from commercial and industrial sectors (mostly
food waste) into compost and biogas through proven biological treatment
technologies.
The environmental acceptability of the construction and operation
of the Project had been confirmed by findings of the associated Environmental
Impact Assessment (EIA) Study completed in 2009. The Director of Environmental Protection
approved this EIA Report under the Environmental Impact Assessment Ordinance
(EIAO) (Cap. 499) in February 2010 (Register No.: AEIAR-149/2010)
(hereafter referred to as the approved EIA Report). Subsequent Report on Re-assessment on
Environmental Implications and Report on Re-assessment on Hazard to Life
Implications were completed in 2013, respectively.
An Environmental Permit (EP) (No. EP-395/2010)
was issued by the Environmental Protection Department (EPD) to the EPD, the
Permit Holder, on 21 June 2010 and varied on 18 March 2013 (No. EP-395/2010/A)
and 21 May 2013 (No. EP-395/2010/B), respectively. The Design Build and Operate Contract for the
ORRC Phase 1 (Contract No. EP/SP/61/10 Organic Resources Recovery Centre (Phase
1) (the Contract)) was awarded to SITA Waste Services Limited, ATAL Engineering
Limited and Ros-Roca, Sociedad Anonima jointly trading as the OSCAR Bioenergy
Joint Venture (OSCAR or the Contractor).
A Further EP (No. FEP-01/395/2010/B) was issued by the EPD to the OSCAR
on 16 February 2015. Variation to both EPs
No. EP-395/2010/B and No. FEP-01/395/2010/B were made in December 2015. The latest EPs, No. EP-395/2010/C and No.
FEP-01/395/2010/C, were issued by the EPD on 21 December 2015.
Under the requirements of Condition 5 of the EP (No.
FEP-01/395/2010/C), an Environmental Monitoring and Audit (EM&A) programme
as set out in the Agreement No. CE7/2008 (EP) EM&A Manual (hereinafter
referred to as EM&A Manual) is required to be implemented. ERM-Hong Kong, Ltd (ERM) has been appointed
by OSCAR as the Environmental Team (ET) to undertake the EM&A programme
for the Contract.
The construction works commenced on 21 May 2015 and
are scheduled for completion by October 2018.
The
Project Site is located at Siu Ho Wan in North Lantau with an area of about 2
hectares. The layout of
the Project Site is illustrated in Annex A.
A summary of the major construction activities
undertaken in the reporting period is shown in Table 2.1. The locations of the construction activities
are shown in Annex
B. The construction programme of the Project is
presented in Annex
C.
Table
2.1 Summary of Construction Activities
Undertaken in the Reporting Period
Construction
Activities Undertaken |
·
Building 1 – ABWF/finishing work and BS installation
; ·
Building 2 & 3 – ABWF/finishing work and BS
installation ; ·
Electrical installation (cable trays, Local Control
panels/switch installation, general cabling works, instrumentation and
control installation, lighting , ELV and SCADA installation) ; ·
BS works (MVAC, FS, P/D) ; ·
Landscaping works. ·
Systems being operated – waste reception,
pre-treatment, CAPCS extraction, the digesters, the centrifuge, the
desulphurization, the emergency flare, the CHPs, the ASP and the biological
waste water treatment plant; ·
Process commissioning in progress - waste reception,
pre-treatment, CAPCS extraction, the digesters, the centrifuge, the
composting tunnels, the desulphurisation, the emergency flare, the CHPs, the
ASP and the biological waste water treatment plant (about 50-60 t/d SSOW
input). |
The project organisation chart and contact details are
shown in Annex D.
A summary of the valid permits, licences, and/or
notifications on environmental protection for this Project is presented in Table 2.2.
Table 2.2 Summary of Environmental Licensing,
Notification and Permit Status
Permit/ Licences/ Notification |
Reference |
Validity Period |
Remarks |
Environmental Permit |
FEP-01/395/2010/C |
Throughout the Contract |
Permit granted on 21 December
2015 |
Notification of Construction
Works under the Air Pollution Control (Construction Dust) Regulation |
Ref No. 386715 |
Throughout the Contract |
- |
Effluent Discharge License |
WT00021482-2015 |
21 May 2015 – 31 May 2020 |
Approved on 21 May 2015 |
Construction Noise Permit –
P1&P2 |
GW-RW0637-17 (Superseded
CNP GW-RW0351-17) |
21
January 2018– 20 July 2018 |
Approved
on 14 December 2017 |
Construction Noise Permit –
P1&P2 |
GW-RW0229-18 (Superseded
CNP GW- RW0637-17) |
21
July 2018 - 20 January 2019 |
Approved
on 19 June 2018 |
Construction Noise Permit – P3 |
GW-RW0184-18 (Superseded
CNP GW-RW0565-17) |
1 June
2018 – 30 November 2018 |
Approved
on 17 May 2018 |
Construction Noise Permit – P5
(Slope) |
GW-RW0107-18 |
30
March 2018 – 29 September 2018 |
Approved
on 20 March 2018 |
Chemical Waste Producer Registration |
WPN 5213-961-O2231-01 |
Throughout the Contract |
Approved on 29 April 2015 |
Waste Disposal Billing Account |
Account number: 702310 |
Throughout the Contract |
- |
All
the relevant environmental mitigation measures listed in the EIA Report and
EM&A Manual are summarised in Annex E.
According to the EM&A Manual and EP requirement,
no air quality, noise and water quality monitoring is required during the
construction phase.
According to the
EM&A Manual and EP requirement, odour monitoring is required during the
commissioning phase.
The odour patrols shall be conducted by an odour
patrol team. The odour patrol team will patrol and sniff along an odour patrol
route at the site boundary. The implementation of the odour patrol shall be
subject to the prevailing weather forecast condition and no odour patrol should
be carried out during rainy day. The odour patrol team should be comprised of
at least two independent trained personnel / competent persons, who should pass
a set of screening tests.
Odour patrol were
conducted by representatives of the Contractor, the ER and Employer (EPD
Project Team) on 3, 4, 6, 10, 12, 13, 16, 18, 20, 23, 25, 27 and 30 July 2018. The Independent
Odour Patrol Team, ALS Technichem (HK) Pty Ltd (ALS), has also joined the odour
patrol on 27 July 2018. According to the EM&A Manual
and EP requirement, it
is considered an exceedance if the odour intensity recorded by the panellists
is Level 2 or above. During this reporting
period, no Level 2 Odour Intensity was recorded. The odour patrol results are shown in Annex H.
On 27 July 2018,
air samples were also collected from the outlet of the Centralised Air
Pollution Control (CAPC) unit by ALS for measurement of the Odour Intensity by
olfactometry analysis at the laboratory. According to the EM&A Manual
and EP requirements, it
is considered an exceedance if the odour level is more than 200 OU/Nm3.
During this reporting period, no exceedance was observed. The laboratory results are shown in Annex H.
Bi-weekly landscape and visual audit is required to ensure that the design,
implementation and maintenance of landscape and visual mitigation measures
recommended in the EIA Report are fully achieved.
The Contractor has implemented environmental
mitigation measures and requirements as stated in the approved EIA Report and
EM&A Manual. The implementation
status of the measures during the reporting period is summarised in Annex E.
Wastes generated from this Project include inert
construction and demolition (C&D) materials (public fill) and non-inert
C&D materials (construction waste). Construction
waste comprises general refuse, metals and paper/cardboard packaging
materials. Metals generated from the Project
are also grouped into construction waste as the materials were not disposed of
with others at public fill. Reference
has been made to the Monthly Summary Waste Flow Table prepared by the Contractor
(see Annex F). With reference to the relevant handling
records and trip tickets of this Project, the quantities of different types of
waste generated in the reporting month are summarised in Table 5.1.
Table 5.1 Quantities
of Waste Generated from the Project
Month / Year |
Quantity |
|||
|
Total Inert C&D Materials Generated (a) |
Non-inert C&D Materials (b) |
||
C&D Materials Recycled (c) |
C&D Waste Disposed of at Landfill (d) |
Chemical Waste |
||
July 2018 |
93.99 tonnes |
17,420.00 kg |
59.77 tonnes |
0.00 L |
Notes: (a) Inert
C&D materials (public fill) include bricks, concrete, building debris,
rubble and excavated spoil. In total, 93.99 tonnes
of inert C&D material were generated from the Project, of which 42.00 tonnes
were reused in this Contract and the 51.99 tonnes
were disposed as public fill to the Fill Bank at Tuen Mun Area 38. The detailed waste flow is presented in Annex F. (b) Non-inert
C&D materials (construction wastes) include metals, paper / cardboard
packaging waste, plastics and other wastes such as general refuse. Metals generated from the Project were grouped
into construction wastes as the materials were not disposed of with others at
the public fill. (c) 11,220.00
kg of metals, 6,200.00 kg of papers/ cardboard packing and 0.00 kg of
plastics were sent to recyclers for recycling during the
reporting period. (d) Construction wastes other than
metals, paper/cardboard packaging, plastics and chemicals were disposed of at
NENT Landfill by subcontractors. |
Joint
site inspections were conducted by representatives of the Contractor, the ER,
IC and the ET on 3, 10, 18, 24 and 31 July 2018. The IEC was also
present at the joint inspection on
18 July 2018. Follow-up actions resulting
from the last site inspections were generally taken as reported by the
Contractor.
Key observations
during the reporting period are summarised as follows:
3 July
2018
· Stagnant water and general
refuse were observed in the drains and surface channel, and the contractor was
advised to clean all the drains and surface channel on site.
10 July
2018
· Open stockpile was observed
near the slope and the contractor was advised to cover the stockpile with
impervious tarpaulin properly to avoid dust emission.
· Stagnant water and general refuse were still observed in the drains and
surface channel, and the contractor was further advised to clean all the drains
and surface channel on site
18 July 2018
· Stagnant water was observed
near Building 2, and the contractor was advised to remove the stagnant water to
prevent mosquito breeding and avoid any potential surface runoff to the nearby
U-channel.
· Stagnant water and muddy
material were still observed in the drains and surface channel, and the
contractor was further advised to clean all the drains and surface channel on
site.
24 July 2018
· Chemical container was
observed in Building 2 and the contractor was advised to provide drip tray or
move the container to designated storage area according to the Code of Practice.
· Pipe leakage was observed
near Building 2 and the contractor was advised to replace the pipe to avoid
water wastage.
31 July 2018
· Non-treated effluent was
observed near Intermediate Digestion Tank. The effluent was immediately stopped.
The waste water was properly collected and treated before discharge to DSD
nullah, which no spillage was observed. This case was identified as near-miss. The
contractor was advised to collect and treat the effluent properly before discharging.
· Chemical container was
observed in Building 2 and the contractor was advised to provide drip tray or
move the container to designated storage area according to the Code of Practice.
In
accordance with the EM&A Manual, bi-weekly landscape and visual inspection is required to ensure that the design,
implementation and maintenance of landscape and visual mitigation measures
recommended in the EIA Report are fully achieved. Onsite inspections of the landscape and visual
mitigation measures were performed on 3, 16 and 30 July 2018.
It was confirmed that the
necessary landscape and visual mitigation measures as summarised in Annex E were generally implemented by the Contractor. No
specific observation was found during site inspections 3, 16 and 30 July 2018.
One incident occurred during the reporting period.
The incident occurred at Suspension
Buffer Tank (SBT) at P1 Building1 of the Site, which a
spillage of foam within the bund wall of SBT was observed. The incident had been investigated and the
agreed remedial works and follow-up actions will be completed by the Contractor
shortly. The Investigation Report is
shown in Annex I.
Works to be undertaken for the coming monitoring
period are summarised in Table 8.1.
Table 8.1 Construction
Works to be undertaken in the Next Reporting Period
Construction Activities
Undertaken |
·
Building
1 – ABWF/finishing work and BS installation ; ·
Building
2 & 3 – ABWF/finishing work and BS installation ; ·
Electrical
installation (cable trays, Local Control panels/switch installation, general
cabling works, instrumentation and control installation, lighting , ELV and
SCADA installation) ; ·
BS
works (MVAC, FS, P/D) ; ·
Landscaping
works. ·
Process commissioning in progress. |
Potential environmental impacts arising from the above
construction activities will be mainly associated with dust, construction
noise, site runoffs, waste management and landscaping issues.
The most up-to-date construction programme for the
Project is presented in Annex C.
This EM&A Report presents the EM&A programme undertaken
during the reporting period from 1 to 31 July 2018[LP2] in
accordance with EM&A Manual and requirements of EP (FEP-01/395/2010/C).
No air quality, noise and water quality monitoring is
required during the construction phase.
Odour patrol and monitoring are required during the
commissioning phase. No exceedance of
odour intensity limit for all odour patrol events. Air samples were also collected at the CAPC
unit for olfactometry analysis at the laboratory. The result are shown in Annex H.
Bi-weekly landscape
and visual monitoring was conducted in the reporting period. The necessary landscape and visual mitigation
measures recommended in the EIA Report were generally implemented by the
Contractor.
One incident occurred during reporting period. The
Investigation Report is provided in Annex I. The incident did not lead to adverse
environmental impact.
No complaint and summons/prosecution was received
during the reporting period.
The ET will keep track of the EM&A programme to
ensure compliance of environmental requirements and the proper implementation
of all the necessary mitigation measures in the coming periods.