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SA1 to Agreement No. CE 54/2001 (CE)
WAN CHAI
DEVELOPMENT PHASE II
PLANNING AND
ENGINEERING REVIEW
ENVIRONMENTAL
IMPACT ASSESSMENT REPORT
for
WAN CHAI DEVELOPMENT PHASE II AND CENTRAL-WAN CHAI
BYPASS
CONTENTS
Page
VOLUME 1 – WDII Project
Schedule 3 DP: Engineering
Feasibility Study of WDII Project
1.1 Project
Background........................................................................................... 1-1
1.2 WDII
Review................................................................................................... 1-2
1.3 Harbour-Front
Enhancement Review.................................................................. 1-3
1.4 Environmental
Impact Assessment..................................................................... 1-4
1.5 Objectives
and Scope of the EIA Study............................................................... 1-5
1.6 Designated
Projects under the EIAO.................................................................. 1-6
1.7 Relevant
Approved EIA Reports...................................................................... 1-10
1.8 Structure
of this EIA Report............................................................................. 1-10
2.1 Site
Location..................................................................................................... 2-1
2.2 EIA
Study Area................................................................................................ 2-1
2.3 Review
of Previous EIAs................................................................................... 2-2
2.4 Project
Requirements, Scope and Benefits......................................................... 2-13
2.5 Consideration
of Alternatives and Development of Preferred Option................... 2-17
2.6 Construction
Methods and Engineering Requirements......................................... 2-33
2.7 Operation
of the Project................................................................................... 2-37
2.8 Works
Programme........................................................................................... 2-37
2.9 Related
Projects.............................................................................................. 2-38
3.1 Introduction....................................................................................................... 3-1
3.2 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 3-1
3.3 Description
of the Environment........................................................................... 3-2
3.4 Sensitive
Receivers............................................................................................ 3-3
3.5 Identification
of Environmental Impacts............................................................... 3-6
3.6 Assessment
Methodology................................................................................... 3-8
3.7 Prediction
and Evaluation of Environmental Impacts........................................... 3-36
3.8 Mitigation
of Adverse Environmental Impacts.................................................... 3-49
3.9 Evaluation
of Residual Impacts......................................................................... 3-52
3.10 Environmental
Monitoring and Audit.................................................................. 3-55
3.11 Conclusion....................................................................................................... 3-56
4.1 Introduction....................................................................................................... 4-1
4.2 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 4-1
4.3 Description
of the Environment........................................................................... 4-6
4.4 Sensitive
Receivers............................................................................................ 4-7
4.5 Assessment
Methodology................................................................................... 4-9
4.6 Identification
of Environmental Impacts............................................................. 4-17
4.7 Prediction
and Evaluation of Environmental Impacts........................................... 4-18
4.8 Mitigation
of Adverse Environmental Impacts.................................................... 4-22
4.9 Evaluation
of Residual Impacts......................................................................... 4-28
4.10 Construction
Activities during Restricted Hours................................................. 4-30
4.11 Environmental
Monitoring and Audit.................................................................. 4-32
4.12 Conclusion....................................................................................................... 4-33
5 HYDRODYNAMICS AND WATER QUALITY...................................................... 5-1
5.1 Introduction....................................................................................................... 5-1
5.2 Water
Sensitive Receivers................................................................................. 5-1
5.3 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 5-2
5.4 Description
of the Environment........................................................................... 5-6
5.5 Identification
of Environmental Impact.............................................................. 5-10
5.6 Assessment
Methodology................................................................................. 5-13
5.7 Prediction
and Evaluation of Environmental Impacts........................................... 5-53
5.8 Mitigation
of Adverse Environmental Impacts.................................................... 5-83
5.9 Evaluation
of Residual Impacts......................................................................... 5-99
5.10 Environmental
Monitoring and Audit................................................................ 5-100
5.11 Conclusion..................................................................................................... 5-100
6.1 Introduction....................................................................................................... 6-1
6.2 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 6-1
6.3 Assessment
Methodology................................................................................... 6-3
6.4 Baseline
Conditions............................................................................................ 6-6
6.5 Identification
of Potential Sources of Impact...................................................... 6-10
6.6 Prediction
and Evaluation of Environmental Impacts........................................... 6-10
6.7 Mitigation
Measures......................................................................................... 6-16
6.8 Evaluation
of Residual Impacts......................................................................... 6-21
6.9 Environmental
Audit......................................................................................... 6-21
6.10 Conclusion....................................................................................................... 6-22
7.1 Introduction....................................................................................................... 7-1
7.2 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 7-1
7.3 Assessment
Methodology................................................................................... 7-1
7.4 Review
of Previous WDIICFS EIA Study........................................................... 7-1
7.5 Potential
Contaminative Land Uses..................................................................... 7-3
7.6 Sensitive
Receivers............................................................................................ 7-5
7.7 Identification
of Environmental Impacts............................................................... 7-5
7.8 Land
Contamination Assessment........................................................................ 7-7
7.9 Evaluation
and Prediction of Impacts................................................................. 7-12
7.10 Mitigation
Measures......................................................................................... 7-12
7.11 Residual
Environmental Impact......................................................................... 7-14
7.12 Environmental
Monitoring and Audit (EM&A) Requirements.............................. 7-14
7.13 Conclusion....................................................................................................... 7-14
8 SEWERAGE IMPACT AND SEWAGE TREATMENT
IMPLICATIONS............. 8-1
8.1 Introduction....................................................................................................... 8-1
8.2 Development
Proposals and Future Population..................................................... 8-1
8.3 Design
Criteria and Assumptions........................................................................ 8-1
8.4 Assessment
of Impact....................................................................................... 8-3
8.5 Proposed
Upgrading Works................................................................................ 8-6
9.1 Introduction....................................................................................................... 9-1
9.2 Environmental
Legislation, Policies, Plans, Standards and Criteria......................... 9-1
9.3 Assessment
Methodology................................................................................... 9-2
9.4 Description
of the Environment........................................................................... 9-5
9.5 Identification
of Ecological Impacts................................................................... 9-14
9.6 Evaluation
of Ecological Impacts....................................................................... 9-16
9.7 Mitigation
of Adverse Environmental Impact..................................................... 9-21
9.8 Evaluation
of Residual Impacts......................................................................... 9-22
9.9 Evaluation
of Cumulative Impacts..................................................................... 9-23
9.10 Environmental
Monitoring and Audit.................................................................. 9-23
9.11 Conclusion....................................................................................................... 9-24
9.12 References...................................................................................................... 9-24
10. LANDSCAPE AND VISUAL IMPACT ASSESSMENT........................................ 10-1
10.1 Introduction..................................................................................................... 10-1
10.2 Environmental
Legislation, Standards and Guidelines.......................................... 10-2
10.3 Assessment
Methodology................................................................................. 10-3
10.4 Scope
and Content of the Study........................................................................ 10-7
10.5 Review
of Planning and Development Control Framework................................. 10-9
10.6 Comments
on Landscape and Visual Issues received during Consultations......... 10-12
10.7 Baseline
Study............................................................................................... 10-14
10.8 Landscape
Impact Assessment....................................................................... 10-35
10.9 Visual
Impact Assessment.............................................................................. 10-49
10.10 Conclusion..................................................................................................... 10-62
11.1 Introduction..................................................................................................... 11-1
11.2 Environmental
Legislation and Standards........................................................... 11-1
11.3 Assessment
Methodology................................................................................. 11-2
11.4 Baseline
Conditions.......................................................................................... 11-2
11.5 Geophysical
Survey.......................................................................................... 11-3
11.6 Mitigation
of Adverse Impacts.......................................................................... 11-4
11.7 Residual
Environmental Impact......................................................................... 11-4
11.8 Environmental
Monitoring and Audit Requirements............................................ 11-4
11.9 Conclusion....................................................................................................... 11-4
12 ENVIRONMENTAL MONITORING AND AUDIT.............................................. 12-1
12.1 Introduction..................................................................................................... 12-1
12.2 Air
Quality Impact........................................................................................... 12-1
12.3 Noise
Impact................................................................................................... 12-3
12.4 Water
Quality Impact....................................................................................... 12-3
12.5 Waste
Management......................................................................................... 12-3
12.6 Land
Contamination......................................................................................... 12-4
12.7 Marine
Ecology............................................................................................... 12-4
12.8 Landscape
and Visual...................................................................................... 12-4
12.9 Cultural
Heritage............................................................................................. 12-5
14 EIA FINDINGS AND RECOMMENDATIONS..................................................... 14-1
14.1 Introduction..................................................................................................... 14-1
14.2 DP1 -
Central-Wanchai Bypass including its road tunnel..................................... 14-2
14.3 DP2 -
WDII major roads (including Road P2).................................................. 14-11
14.4 DP3 -
Reclamation works including associated dredging works......................... 14-15
14.5 DP4 -
Temporary typhoon shelter................................................................... 14-23
14.6 DP5 -
Wan Chai East Sewage Outfall............................................................. 14-26
14.7 DP6 -
Cross harbour Water Mains from Wan Chai To Tsim Sha Tsui............... 14-29
15.1 Introduction..................................................................................................... 15-1
15.2 Environmental
Outcomes................................................................................ 15-19
15.3 Air
Quality Impact......................................................................................... 15-29
15.4 Noise
Impact................................................................................................. 15-31
15.5 Water
Quality Impacts................................................................................... 15-33
15.6 Waste
Management Implications..................................................................... 15-34
15.7 Land
Contamination Impact............................................................................ 15-35
15.8 Marine
Ecological Impact............................................................................... 15-35
15.9 Landscape
and Visual Impact......................................................................... 15-36
15.10 Cultural
Heritage Impact................................................................................ 15-37
15.11 Environmental
Monitoring and Audit................................................................ 15-38
15.12 Overall
Conclusion......................................................................................... 15-38
LIST OF TABLES
Table 1.1 Schedule 2 Designated Projects under this
Project
Table 2.1 Comparison of Trunk Road Tunnel
Variations
Table 2.2 Comparison of Tunnel and Flyover Options
Table 3.1
Table 3.2 Tunnel Air Quality Guidelines (TAQG)
Table 3.3 Annual Average Concentrations of
Pollutants in 2006
Table 3.4 Details of Air Sensitive Receivers
Table 3.5 Emission Factors for Construction
Activities and Wind Erosion
Table 3.6 Different Major Dust Generating Activities
in The Worst Case Scenarios During Construction Phase
Table 3.7 Annual Average Concentrations of
Pollutants in Past Five Years
Table 3.8 Vehicle Classes In EMFAC-HK Model
Table 3.9 Emission Factors for Year 2016 for
Different Vehicle Classes (EMFAC-HK)
Table 3.10 Portal and
Table 3.11 Design of Ventilation Buildings
Table 3.12 Summary of Odour Patrol Results in Year
2006 Survey
Table 3.13 Summary of Odour Patrol Results in Year
2007 Survey
Table 3.14 Results of Olfactometry Analysis (Year
2006)
Table 3.15 Results of Olfactometry Analysis (Year
2007)
Table 3.16 Existing Odour Emission Inventory for the
Worst Case Scenario
Table 3.17 Conversion Factors to 5-Second Mean
Concentration
Table 3.18 Predicted Cumulative Maximum 1-Hour
Average TSP Concentrations At 1.5m above Ground
Table 3.19 Predicted Cumulative Maximum 24-Hour
Average TSP Concentrations for at 1.5m above Ground
Table 3.20 Predicted Cumulative Maximum 1-Hour
Average TSP Concentrations at 5m above Ground
Table 3.21 Predicted Cumulative Maximum 24-Hour
Average TSP Concentrations at 5m above Ground
Table 3.22 Predicted Cumulative Maximum 1-Hour
Average NO2 Concentrations at the Representative ASRs at Different Elevations
Table 3.23 Predicted Cumulative Maximum 24-Hour
Average NO2 Concentrations at the Representative ASRs at Different Elevations
Table 3.24 Predicted Cumulative Maximum 24-Hour
Average RSP Concentrations at the Representative ASRs at Different Elevations
Table 3.25 Predicted Odour Concentrations at the
Representative ASRs (Based on the Existing Odour Emission Rates) under the
Worst Case Condition
Table 3.26 Predicted Odour Concentrations at the
Representative ASRS (Mitigated Scenario) under the Worst Case Condition
Table 3.27 Number of Hour Exceeding the Odour
Criterion at the Representative ASRs (Mitigated Scenario) in a Year
Table 4.1 Construction Noise Criteria for Activity
other than Percussive Piling
Table 4.2 Acceptable Noise Levels for Percussive
Piling
Table 4.3 Permitted Hours of Operation for
Percussive Piling
Table 4.4 Acceptable Noise Level for Fixed Plant
Noise
Table 4.5 Representative Existing and Planned Noise
Sensitive Receivers
Table 4.6 Summary of Construction Tasks and Stages
Table 4.7 Number of Ventilation Fans required for the
Proposed Ventilation Buildings under Congestion Condition
Table 4.8 Summary of Unmitigated Construction Noise
Levels at Representative NSRs During
Table 4.9 Summary of Mitigated Construction Noise
Levels at Representative NSRs during
Table 4.10 Construction Noise Residual Impacts
Table 4.11 Summary of Unmitigated Construction Noise
Levels at Representative NSRs During Restricted Hours
Table 4.12 Summary of Mitigated Construction Noise
Levels at Representative NSRs During Restricted Hours
Table 5.1 Summary of Water Quality Objectives for
Table 5.2 WSD’s Water Quality Criteria for Flushing
Water at Sea Water Intakes
Table 5.3 Summary Statistics of 2005 Marine Water
Quality in
Table 5.4 Summary Statistics of 2005 Marine Water
Quality at the
Table 5.5 Summary of Information of Water Cooling
Systems
Table 5.6 Flow Rates of Water Cooling Systems for
Thermal Plume Modelling.
Table 5.7 Summary of Parameters for Thermal Plume
Model (Delft3D-FLOW)
Table 5.8 Summary of Parameters for Modelling of
Residual Chorine (Delft3D-PART)
Table 5.9 Summary of Parameters for Sediment Plume
Model (Delft3D-PART)
Table 5.10 Maximum Dredging Rates of WDII and CWB -
Scenario 2A (early 2009)
Table 5.11 Maximum Dredging and Filling Rates of WDII
and CWB - Scenario 2B (late 2009 to 2010)
Table 5.12 Maximum Dredging and Filling Rates of WDII
and CWB - Scenario 2C (2011)
Table 5.13 Coastal Developments Incorporated in the
Construction and Operational Phase Coastline Configurations
Table 5.13a Summary of Modelling Scenarios
Table 5.14 Pollution Loading from Stonecutters Sewage
Treatment Works under HATS
Table 5.15 Locations and Pollution Loadings Survey
Results (in 2000) of Wan Chai Stormwater Outfalls
Table 5.16 Pollution Loading Inventory for Wan Chai,
Table 5.17 Pollution Loading Inventory for Wan Chai,
Table 5.18 Pollution Loading Inventory for Wan Chai,
Table 5.19 Pollution Loading Inventory for Wan Chai,
Table 5.20 Discharge Rates at Sections to the East and
West of
Table 5.21 Operation Scenario – Temperature
Elevations at Cooling Water Intakes
Table 5.22 Construction Scenario 2A – Suspended
Solids Concentrations at Sensitive Receivers (Base Case Scenario)
Table 5.22a Construction Scenario 2A – Suspended Solids
Concentrations at Sensitive Receivers (Sensitivity Test using Higher Dredging
Rate for Gas Main Construction)
Table 5.23 Construction Scenario 2B – Suspended
Solids Concentrations at Sensitive Receivers
Table 5.24 Construction Scenario 2C – Suspended
Solids Concentrations at Sensitive Receivers
Table 5.25 Predicted Water Quality at Temporary
Embayment at Interim Construction Stage - Wet Season
Table 5.26 Predicted Water Quality at Temporary
Embayment at Interim Construction Stage - Dry Season
Table 5.27 Comparison of Phase I Marine Site
Investigation Sediment Elutriate Test Results with the Water Quality Standards
Table 5.28 Comparison of Phase II Marine Site
Investigation Sediment Elutriate Test Results with the Water Quality Standards
Table 5.29 Comparison of WDIICFS Marine Site
Investigation Sediment Elutriate Test Results with the Water Quality Standards
Table 5.30 Calculation of the Effects of Increased
Suspended Sediment Concentrations on Dissolved Oxygen Concentrations under Scenario
2A
Table 5.30a Calculation of the Effects of Increased
Suspended Sediment Concentrations on Dissolved Oxygen Concentrations under
Scenario 2A (Sensitivity Test using Higher Dredging Rate for Gas Main
Construction)
Table 5.31 Calculation of the Effects of Increased
Suspended Sediment Concentrations on Dissolved Oxygen Concentrations under
Scenario 2B
Table 5.32 Calculation of the Effects of Increased
Suspended Sediment Concentrations on Dissolved Oxygen Concentrations under
Scenario 2C
Table 5.33 Maximum Elevations of Nutrient
Concentrations under Scenario 2A
Table 5.34 Maximum Elevations of Nutrient
Concentrations under Scenario 2B
Table 5.35 Maximum Elevations of Nutrient
Concentrations under Scenario 2C
Table 5.36 Maximum Elevations of PCBs
Table 5.39 Application of Silt Screens at Interim
Construction Stages
Table 5.40 Construction Scenario 2A –Predicted SS
levels at the Seawater Intakes after the Implementation of Mitigation Measures
(Base Case Scenario)
Table 5.40a Construction Scenario 2A –Predicted SS
levels at the Seawater Intakes after the Implementation of Mitigation Measures
(Sensitivity Test using Higher Dredging Rate for Gas Main Construction)
Table 5.41 Construction Scenario 2B – Predicted SS
levels at the Seawater Intakes after the Implementation of Mitigation Measures
Table 5.42 Construction Scenario 2C – Predicted SS
levels at the Seawater Intakes after the Implementation of Mitigation Measures
Table 5.43 Predicted SS Elevations at Corals for
Construction Scenario 2A - Mitigated
Table 5.44 Predicted SS Elevations at Corals for
Construction Scenario 2A - Mitigated (Sensitivity Test using Higher Dredging
Rate for Gas Main Construction)
Table 5.45 Predicted SS Elevations at Corals for
Construction Scenario 2B – Mitigated
Table 5.46 Predicted SS Elevations at Corals for
Construction Scenario 2C – Mitigated
Table 5.47 Recommended Maximum Dredging Rates
Table 5.48 Cumulative Impact on
Table 6.1 Sediment Quality Criteria for the
Classification of Sediment
Table 6.2 Test Species for Biological Testing
Table 6.3 Test Endpoints and Decision Criteria for
Biological Testing
Table 6.4 Results of Biological Screening of
Category M and Category H (>10xlcel) Samples
Table 6.5 Record of Floating Refuse Collected wthin
the Project Area
Table 6.6 Summary of Waste Handling Procedures and
Disposal Routes
Table 7.1 Potential Contaminative Land Use Within
the Study Area
Table 7.2 List of Aerial Photographs Reviewed (A
King Marine)
Table 7.3 Details of Existing Potential
Contaminative Land Use
Table 7.4 Estimated Quantity of Contaminated Soil
Table 7.5 Findings of Site Reconnaissance
Table 8.1 Peaking Factors
Table 8.2 Minimum Pipe Gradients for Sewer Design
Table 8.3 Flow Estimate for New Developments
Table 8.4 WDII Flows to Deep Trunk Sewer
Table 9.1 Criteria and Evaluation of Ecological
Importance of Marine Habitats in the Assessment Area.
Table 9.2 Species of Conservation Interests
Recorded in the Assessment Area.
Table 9.3 Evaluation of Ecological Impacts on
Marine Resources During Construction Phase
Table 9.4 Summary of Evaluation of Marine
Ecological Impacts During Operation Phase.
Table 10.1 Relationship between Receptor Sensitivity
and Impact Magnitude in Defining Impact Significance
Table 10.2 List of the Landscape Resources / Landscape
Character Zones and their Sensitivity to Change
Table 10.3 Visual Sensitive Receivers (VSRs) and
their Sensitivity to Change
Table 10.4 Significant Landscape Impacts of the
Proposed Works During Construction Phase
Table 10.5 Proposed Construction Phase Landscape
Mitigation Measures
Table 10.6 Proposed Operation Phase Landscape
Mitigation Measures
Table 10.7 Significance of Landscape Impacts In the
Construction and Operation Phases
Table 10.8 Significance of Visual Impacts in the Construction
and Operation Phases (Note: All Impacts Adverse Unless Otherwise Noted.)
Table 12.1 Event and Action Plan for Landscape and
Visual Impact – Construction Phase
Table 13.1 Implementation Schedule for Air Quality
Control
Table 13.2 Implementation Schedule for Noise Control
Table 13.3 Implementation Schedule for Water Quality
Control
Table 13.4 Implementation Schedule for Waste
Management
Table 13.5 Implementation Schedule for Land
Contamination
Table 13.6 Implementation Schedule for Marine Ecology
Table 13.7 Implementation Schedule for Landscape and
Visual
Table 14.1 Summary of EIA Impacts and Recommendations
for DP1
Table 14.2 Summary of Eia Impacts and Recommendations
For DP2
Table 14.3 Summary of Eia Impacts and Recommendations
For DP3
Table 14.4 Summary of Eia Impacts and Recommendations
For DP4
Table 14.5 Summary of Eia Impacts and Recommendations
For DP5
Table 14.6 Summary of Eia Impacts and Recommendations
For DP6
Table 15.1 Summary of Environmental Impacts
Associated with the Project
Table 15.2 Summary of Key Environmental Outcomes/
Benefits
LIST OF FIGURES
Figure
1.1 Wan Chai Development Phase II
and Central-Wan Chai Bypass – Site Plan
Figure
1.2 Designated Projects
Figure
1.2b Designated Project 2 - Road P2
and Other Roads which are classified as Primary/District Distributor
Roads
Figure
1.2c Designated Project 3 -
Reclamation works including associated Dredging Works
Figure
1.2d Designated Project 4 -
Temporary Typhoon Shelter
Figure
1.2e Designated Project 5 - Wan
Chai East Sewage Outfall
Figure
1.3 General Layout of The CWB From
Central to North Point
Figure
2.1 Trunk Road Tunnel Variation 1
Figure
2.2 Trunk Road Tunnel Variation 2
Figure
2.3 Trunk Road Tunnel Variation 3
Figure
2.5a Recommended Outline
Development Plan
Figure
2.6 Proposed Dredged Areas
Figure
2.8 Construction Stages (Sheet 1
of 12)
Figure
2.9 Construction Stages (Sheet 2
of 12)
Figure
2.10 Construction Stages (Sheet 3
of 12)
Figure
2.11 Construction Stages (Sheet 4
of 12)
Figure
2.12 Construction Stages (Sheet 5
of 12)
Figure
2.13 Construction Stages (Sheet 6
of 12)
Figure
2.14 Construction Stages (Sheet 7
of 12)
Figure
2.15 Construction Stages (Sheet 8
of 12)
Figure
2.16 Construction Stages (Sheet 9
of 12)
Figure
2.17 Construction Stages (Sheet 10
of 12)
Figure
2.18 Construction Stages (Sheet 11
of 12)
Figure
2.19 Construction Stages (Sheet 12
of 12)
Figure
3.1 Study Area of Air Quality
Assessment
Figure
3.2 Locations of Representative
Air Sensitive Receivers (Causeway Bay & IECL section)
Figure
3.3 Locations of Representative
Air Sensitive Receivers (Wan Chai section)
Figure
3.4 Locations of the Different
Reclamation Sites
Figure
3.5 Locations of Portals and
Ventilation Buildings Emissions
Figure
3.21 Proposed Dredging Area for
Mitigation of Odour
Figure
4.1 Extent of ‘New’ Roads under
the Project (Sheet 1 of 6)
Figure
4.2 Extent of ‘New’ Roads under
the Project (Sheet 2 of 6)
Figure
4.3 Extent of ‘New’ Roads under
the Project (Sheet 3 of 6)
Figure
4.4 Extent of ‘New’ Roads under
the Project (Sheet 4 of 6)
Figure
4.5 Extent of ‘New’ Roads under
the Project (Sheet 5 of 6)
Figure
4.6 Extent of ‘New’ Roads under
the Project (Sheet 6 of 6)
Figure
4.7 Locations of Representative
Noise Sensitive Receivers
Figure
4.8 Extent of Low Noise Road
Surface on Existing Island Eastern Corridor within Study Area
Figure
4.9 Location of Temporary Noise
Barriers During Construction Phase (NPR2W, NPR1 & NPR2E)
Figure
4.10 Corresponding Noise Impact
Section in Demolition Works along IECL
Figure
4.10a Corresponding Noise Impact
Section in Construction of Superstructure along IECL
Figure
4.11 Locations of Direct Noise
Mitigation Measures
Figure
4.12 Section of Direct Noise
Mitigation Measures (Sheet 1 of 3)
Figure
4.13 Section of Direct Noise
Mitigation Measures (Sheet 2 of 3)
Figure
4.14 Section of Direct Noise
Mitigation Measures (Sheet 3 of 3)
Figure
4.15 Indicative Layout of
Re-provisioned Tin Hau Temple
Figure
5.1 Locations of Water Quality
Sensitive Receivers (Sheet 1 of 2)
Figure
5.2 Locations of Water Quality
Sensitive Receivers (Sheet 2 of 2)
Figure
5.3A Locations of Cooling Water
Discharges
Figure
5.3B Locations of Existing
Stormwater Outfalls
Figure
5.4 (Not In Use)
Figure
5.5 Temporary Typhoon Shelter
Figure
5.6 Details of Temporary
Breakwater and Piled Wave Wall
Figure
5.7 Construction Phase Modelling
Scenario 2A (Sheet 1 of 2)
Figure
5.7a Construction Phase Modelling
Scenario 2A (Sheet 2 of 2)
Figure
5.8 Construction Phase Modelling
Scenario 2B
Figure
5.9 Construction Phase Modelling
Scenario 2C
Figure
5.10 Temporary Embayment under
Construction Scenario 3B
Figure
5.11 Temporary Embayment under
Construction Scenario 3C
Figure
5.12 Coastline Configuration for
2011
Figure
5.13 Coastline Configuration for
2016
Figure
5.14a Locations of Monitoring
Stations and Cross Sections
Figure
5.15 Typical Configuration of Silt
Curtains and Screens
Figure
6.1 Marine Sediment Sampling
Locations
Figure
7.1 Potential Contaminative Land Uses
within Study Area
Figure
7.3 Estimated Extent of Soil
Contamination
Figure
8.1 Proposed Sewerage Works (Sheet
1 of 3)
Figure
8.2 Proposed Sewerage Works (Sheet
2 of 3)
Figure
8.3 Proposed Sewerage Works (Sheet
3 of 3)
Figure
9.2 Proposed Coral Recipient Site
in Junk Bay
Figure
10.1 Landscape and Visual Impact
Study Area
Figure 10.1.1 Review
of Planning framework Plan (Sheet 1 of 3)
Figure 10.1.2 Review
of Planning framework Plan (Sheet 2 of 3)
Figure 10.1.3 Review
of Planning framework Plan (Sheet 3 of 3)
Figure
10.2 Baseline Landscape Resources
during Construction
Figure
10.2A Baseline Landscape Resources
during Operation
Figure 10.2.1 Baseline
Landscape Resources Photos (Sheet 1 of 6)
Figure 10.2.2 Baseline
Landscape Resources Photos (Sheet 2 of 6)
Figure 10.2.3 Baseline
Landscape Resources Photos (Sheet 3 of 6)
Figure 10.2.4 Baseline
Landscape Resources Photos (Sheet 4 of 6)
Figure 10.2.5 Baseline
Landscape Resources Photos (Sheet 5 of 6)
Figure 10.2.6 Baseline
Landscape Resources Photos (Sheet 6 of 6)
Figure 10.3 Baseline
Landscape Character Areas during Construction
Figure 10.3A Baseline
Landscape Character Areas during Operation
Figure 10.4 Key
VSRs and Primary Zone of Visual Influence during Construction
Figure 10.4A Key
VSRs and Primary Zone of Visual Influence during Operation
Figure 10.4B Key
VSRs and Secondary Zone of Visual Influence
Figure 10.4.1 VSRs
Photos (Sheet 1 of 10)
Figure 10.4.2 VSRs
Photos (Sheet 2 of 10)
Figure 10.4.3 VSRs
Photos (Sheet 3 of 10)
Figure 10.4.4 VSRs
Photos (Sheet 4 of 10)
Figure 10.4.5 VSRs
Photos (Sheet 5 of 10)
Figure 10.4.6 VSRs
Photos (Sheet 6 of 10)
Figure 10.4.7 VSRs
Photos (Sheet 7 of 10)
Figure 10.4.8 VSRs
Photos (Sheet 8 of 10)
Figure 10.4.9 VSRs
Photos (Sheet 9 of 10)
Figure 10.4.10 VSRs Photos (Sheet 10 of 10)
Figure 10.5 Landscape
Master Plan
Figure 10.5A Proposed
Landscape Mitigation Measures
Figure 10.5.1 Section
(Sheet 1 of 5)
Figure 10.5.2 Section
(Sheet 2 of 5)
Figure 10.5.3 Section
(Sheet 3 of 5)
Figure 10.5.4 Section
(Sheet 4 of 5)
Figure 10.5.5 Section
(Sheet 5 of 5)
Figure 10.6.1 Residual
Impacts on Landscape Resources during Construction
Figure 10.6.2 Residual
Impacts on Landscape Character Areas during Construction
Figure 10.6.3 Residual
Impacts on Landscape Resources during Operation
Figure 10.6.4 Residual
Impacts on Landscape Character Areas during Operation
Figure 10.6.5 Residual
Visual Impacts within Primary ZVI during Construction
Figure 10.6.6 Residual
Visual Impacts within Secondary ZVI during Construction
Figure 10.6.7 Residual
Visual Impacts within Primary ZVI during Operation
Figure 10.6.8 Residual
Visual Impacts within Secondary ZVI during Operation
Figure 10.7 Key
Plan for Photomontage Viewpoint
Figure 10.7A Key
Plan for Photomontage Viewpoint from the Hinterland
Figure 10.7.1 Viewpoint
No. 1 Photomontage (Sheet 1 of 2)
Figure 10.7.2 Viewpoint
No. 1 Photomontage (Sheet 2 of 2)
Figure 10.7.3 Viewpoint
No. 2 Photomontage
Figure 10.7.4 Viewpoint
No. 3 Photomontage
Figure 10.7.5 Viewpoint
No. 4 Photomontage
Figure 10.7.6 Viewpoint
No. 5 Photomontage
Figure 10.7.7 Viewpoint
No. 6 Photomontage
Figure 10.7.7a Viewpoint No. 6a Photomontage
Figure 10.7.8 Viewpoint
No. 7 Photomontage
Figure 10.7.9 Viewpoint
No. 8 Photomontage
Figure 10.7.10 Viewpoint No. 9 Photomontage
Figure 10.7.11 Viewpoint No. 10 Photomontage
Figure 10.7.12 Viewpoint No. 11 Photomontage
Figure 10.7.13 Viewpoint No. 12 Photomontage
Figure 10.7.14 Illustrations showing Views within the Proposed Open Spaces
LIST OF APPENDICIES
Appendix 2.3 (Not used)
Appendix 2.4 Discussion
Paper: Slip Road 8 Alignment Options
Appendix 2.5 Construction
Programme
Appendix 3.1 Calculation
of Dust Emission
Appendix 3.2 Year 2031
Traffic Flow Forecast
Appendix 3.3 Classification
of Road Type
Appendix 3.4 2016 Vehicle Population
Appendix 3.5 Adopted Daily
Trips and Vehicle-Mile-Travelled (VMT) in Year 2031
Appendix 3.7 Summary Results
of Comparing the Total Emission from Year 2016 to 2031
Appendix 3.8 Calculation
of Vehicle Emission Factors
Appendix 3.9 Calculation
of Emission Factor in Year 2031 (Open Road)
Appendix 3.10 Calculation of
Emission Factor in Year 2031 (Portal & Ventilation Building)
Appendix 3.11 Caline4 Road Plot and ISC3
Portal Location
Appendix 3.12 In-tunnel Air Quality Assessment
Appendix 3.13 Details of
Odour Survey
Appendix 3.14 Locations of
Potential Odour Emission Source and Odour Contour Plots
Appendix 3.15 Tunnel
Ventilation Schematic Diagram
Appendix 4.1 Projected Traffic
Data With and Without the Project in Year 2031
Appendix 4.2 Projected
Traffic Data for Year 2008
Appendix 4.4 Photographs
of Representative Noise Sensitive Receivers
Appendix 4.6 Powered
Mechanical Equipment (PME) for CRIII Project (With Mitigation Measures)
Appendix 4.9 Sample Output
File for Road Traffic Noise Model
Appendix 4.9a Road-Plot of
Road Traffic Noise Model
Appendix 4.10 Ventilation
Noise Assessment
Appendix 4.11 (Not used)
Appendix 4.12 Helicopter
Noise Assessment
Appendix 4.18 Eligibility
Assessment for Indirect Technical Remedies
Appendix 5.1 Refined Model Grid Layout
Appendix 5.1a Derivation of Heat Re-circulation
Factor
Appendix 5.1b Pile Layout for East Bridge, West
Bridge and Seafront Promenade
Appendix 5.2 Mathematical Expressions for Pile Friction
Appendix 5.3 Pollution Loading Inventory
Appendix 5.4a Surface Flow Pattern – Dry Season
Appendix 5.4b Surface Flow Pattern – Wet Season
Appendix 5.4c Depth-averaged Flow Speed – Dry Season
Appendix 5.4d Depth-averaged Flow Speed – Wet Season
Appendix 5.5 Operational Phase Water Quality Modelling
Results – Annual Simulations
Appendix 5.6 Predicted Water Quality at Sensitive
Receivers in 2016
Appendix 5.7a Surface Water Temperature Elevation –
Dry Season Spring Tide
Appendix 5.7b Surface Water Temperature Elevation –
Dry Season Neap Tide
Appendix 5.7c Surface Water Temperature Elevation –
Wet Season Spring Tide
Appendix 5.7d Surface Water Temperature Elevation –
Wet Season Neap Tide
Appendix 5.8 Tidal and Depth Averaged Residual
Chlorine Concentration – Dry and Wet Seasons
Appendix 5.9a Construction Phase Sediment Plume
Modelling Results - Scenario 2A - Dry Season
Appendix 5.9b Construction Phase Sediment Plume
Modelling Results - Scenario 2A - Wet Season
Appendix 5.9c Construction Phase Sediment Plume
Modelling Results - Scenario 2B - Dry Season
Appendix 5.9d Construction Phase Sediment Plume
Modelling Results - Scenario 2B - Wet Season
Appendix 5.9e Construction Phase Sediment Plume
Modelling Results - Scenario 2C- Dry Season
Appendix 5.9f Construction Phase Sediment Plume
Modelling Results - Scenario 2C - Wet Season
Appendix 5.9g Construction Phase Sediment Plume
Modelling Results - Sensitivity Test - Dry Season
Appendix 5.9h Construction Phase Sediment Plume
Modelling Results - Sensitivity Test - Wet Season
Appendix 5.10a Construction Phase Water Quality Modelling
Results - Scenario 3B - Dry Season
Appendix 5.10b Construction Phase Water Quality
Modelling Results - Scenario 3B - Wet Season
Appendix 5.10c Construction Phase Water Quality Modelling
Results - Scenario 3C - Dry Season
Appendix 5.10d Construction Phase Water Quality Modelling
Results - Scenario 3C - Wet Season
Appendix 5.10e Maximum Mixing Zone for Contaminated
Release – Scenario 2A
Appendix 5.10f Maximum Mixing Zone for Contaminated
Release – Scenario 2B
Appendix 5.10g Maximum Mixing Zone for Contaminated
Release – Scenario 2C
Appendix 6.1 Results of
Sediment Quality Analysis
Appendix 6.2 Field Trials
of Geoynthetic Containers ACE Report (to be endorsed by ACE)
Appendix 7.1 Contamination
Assessment Plan for A King Marine
Appendix 7.2 Contamination
Assessment Report / Remediation Action Plan for A King Marine
Appendix 9.1 Spot-check Reconnaissance Dives and Rapid Ecological Assessment Survey
Appendix 9.2 Intertidal
Communities Survey
Appendix 9.3 Photographs
of Different Marine Environments in the Assessment Area
Appendix 9.4 Photographs
of Different Marine Habitats in the Assessment Area
Appendix 9.5 Intertidal
Faunal Species Recorded in Different Habitats of the Assessment Area
Appendix 9.6 Avifaunal
Species and Relative Abundance Recorded in the Assessment Area
Appendix 10.2 Illustrations
of the Landscaped Deck extending Victoria Park to the Waterfront
Appendix 10.3 Affected Trees
in Victoria Park
Appendix 10.4 Nine New
Pedestrian Linkages to the Waterfront
Appendix 11.1 Marine
Archaeological Investigation
Appendix 15.1 Key Assessment Assumptions and Methodologies
volume 2 – road works
Part A - Schedule
2 DP1 : Central-Wanchai Bypass (CWB)
including its road tunnel and slip roads
volume
3 – marine works
Part C - Schedule
2 DP3 : Reclamation works including
associated dredging works
Part D - Schedule
2 DP4 : Temporary typhoon shelter
Part E - Schedule
2 DP5 : Wan Chai East Sewage Outfall
Part F - Schedule
2 DP6 : Dredging for the Cross-harbour
Water Mains from Wan Chai to Tsim Sha Tsui
volume
5 – appendices (1 of 2)
volume
6 – appendices (2 of 2)