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EIA Report

August 2009

Agreement No. CE 52/2007 (HY)Tuen Mun – Chek Lap Kok Link – Investigation EIA Report

i Report R/48Issue 3 – August 2009

Agreement No. CE 52/2007 (HY)Tuen Mun – Chek Lap Kok Link – Investigation

EIA Report

Table of ContentPage

1. INTRODUCTION ................................................................................................1-11.1 Background.................................................................................................1-11.2 The Assignment ..........................................................................................1-11.3 Objectives of the EIA Study........................................................................1-31.4 Structure of the EIA Report.........................................................................1-4

2. CONSIDERATION OF ALTERNATIVES..........................................................2-12.1 Introduction ................................................................................................2-12.2 Alignment Option Review and Selection.....................................................2-12.3 Construction Alternatives..........................................................................2-20

3. PROJECT DESCRIPTION .................................................................................3-13.1 Scope of the Project ....................................................................................3-13.2 Northern Section in Tuen Mun....................................................................3-23.3 Sub-sea Tunnel ...........................................................................................3-63.4 Southern Section at HKBCF / North Lantau................................................3-73.5 Works Areas ...............................................................................................3-93.6 Sewage and Drainage................................................................................3-103.7 Project Programme....................................................................................3-113.8 Concurrent Projects...................................................................................3-123.9 Traffic Data and Assumptions ...................................................................3-133.10 Environmental Conditions in the Absence of the Project ...........................3-14

4. AIR QUALITY.....................................................................................................4-14.1 Environmental Legislation and Guidelines ..................................................4-14.2 Existing Air Quality ....................................................................................4-24.3 Identification of Air Sensitive Receivers .....................................................4-64.4 Identification of Potential Air Quality Impacts ............................................4-94.5 Concurrent Projects...................................................................................4-104.6 Construction Phase Assessment Methodology...........................................4-114.7 Operational Phase Assessment Methodology ............................................4-154.8 Construction Air Quality Assessment ........................................................4-364.9 Operational Air Quality Assessment..........................................................4-394.10 Residual Impacts.......................................................................................4-434.11 Environmental Monitoring and Audit ........................................................4-454.12 References ................................................................................................4-45

5. NOISE...................................................................................................................5-15.1 Environmental Legislation and Guidelines ..................................................5-15.2 Identification of Noise Sensitive Receivers .................................................5-4


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5.3 Baseline Conditions ....................................................................................5-65.4 Identification of Potential Noise Impacts.....................................................5-75.5 Concurrent Projects.....................................................................................5-75.6 Assessment Methodology............................................................................5-85.7 Construction Noise Impact Assessment .....................................................5-105.8 Operational Noise Impact Assessment.......................................................5-115.9 Mitigation Measures .................................................................................5-155.10 Residual Impacts.......................................................................................5-155.11 Environmental Monitoring and Audit ........................................................5-15

6. WATER QUALITY ..............................................................................................6-36.1 Introduction ................................................................................................6-36.2 Environmental Legislation ..........................................................................6-56.3 Existing Environment................................................................................6-146.4 Assessment Criteria...................................................................................6-286.5 Key Issues.................................................................................................6-346.6 Concurrent Projects...................................................................................6-376.7 Assessment Methodology..........................................................................6-396.8 Operational Phase Assessment ..................................................................6-586.9 Construction Phase Assessment ................................................................6-756.10 Mitigation Measures ...............................................................................6-1146.11 Residual Impacts.....................................................................................6-1216.12 Cumulative Impacts ................................................................................6-1226.13 Model Sensitivity Test ............................................................................6-1236.14 Environmental Monitoring and Audit ......................................................6-1256.15 References ..............................................................................................6-126

7. TERRESTRIAL ECOLOGY...............................................................................7-17.1 Introduction ................................................................................................7-17.2 Environmental Legislation ..........................................................................7-37.3 Key Ecological Sensitive Receivers ............................................................7-47.4 Ecological Baseline.....................................................................................7-57.5 Literature Review........................................................................................7-57.6 Scope of Field Surveys..............................................................................7-147.7 Field Survey Methodologies......................................................................7-157.8 Field Survey Results .................................................................................7-207.9 Evaluation of Ecological Importance.........................................................7-447.10 Ecological Impact Assessment Methodology ............................................7-627.11 Construction Phase Impact Assessment .....................................................7-647.12 Operation Phase Impact Assessment .........................................................7-757.13 Mitigation Measures .................................................................................7-787.14 Residual Impacts.......................................................................................7-847.15 Cumulative Impacts ..................................................................................7-847.16 Ecological Monitoring and Audit Requirements ........................................7-847.17 References ................................................................................................7-84

8. MARINE ECOLOGY ..........................................................................................8-18.1 Background.................................................................................................8-18.2 Environmental Legislation ..........................................................................8-28.3 Key Ecological Sensitive Receivers ............................................................8-3


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8.4 Objectives of the Ecological Impact Assessment .........................................8-58.5 Ecological Baseline.....................................................................................8-58.6 Literature Review........................................................................................8-68.7 Scope of Field Surveys..............................................................................8-268.8 Field Survey Methodologies......................................................................8-278.9 Field Survey Results .................................................................................8-358.10 Impact Assessment Methodology..............................................................8-588.11 Prediction and Evaluation of Construction Phase Impacts .........................8-728.12 Prediction and Evaluation of Operational Phase Impact.............................8-878.13 Summary of Impacts Evaluation..............................................................8-1008.14 Mitigation Measures ...............................................................................8-1138.15 Enhancement Measures...........................................................................8-1188.16 Residual Impacts for TM-CLKL .............................................................8-1198.17 Cumulative Impacts ................................................................................8-1238.18 Ecological Monitoring and Audit Requirements ......................................8-1358.19 References ..............................................................................................8-139

9. FISHERIES ..........................................................................................................9-19.1 Background.................................................................................................9-19.2 Relevant Legislation ...................................................................................9-19.3 Baseline Conditions ....................................................................................9-39.4 Key Issues.................................................................................................9-149.5 Impact Evaluation .....................................................................................9-179.6 Mitigation Measures .................................................................................9-279.7 Cumulative Impacts ..................................................................................9-279.8 Residual Impacts.......................................................................................9-319.9 Environmental Monitoring and Audit ........................................................9-329.10 References ................................................................................................9-32

10. LANDSCAPE AND VISUAL.............................................................................10-110.1 Introduction ..............................................................................................10-110.2 Environmental Legislation, Standards and Guidelines ...............................10-110.3 Assessment Methodology..........................................................................10-210.4 Scope and Content of the Study.................................................................10-710.5 Review of Planning and Development Control Framework .......................10-810.6 Baseline Study ..........................................................................................10-910.7 Landscape Impact Assessment ................................................................10-2210.8 Visual Impact Assessment.......................................................................10-3010.9 Mitigation Measures ...............................................................................10-3710.10 Residual Impacts.....................................................................................10-4010.11 Conclusion..............................................................................................10-48

11. CULTURAL HERITAGE IMPACT ASSESSMENT........................................ 11-111.1 Project Background...................................................................................11-111.2 Environmental Legislation ........................................................................11-111.3 Objectives of the Cultural Heritage Impact Assessment.............................11-411.4 Assessment Methodology..........................................................................11-411.5 Terrestrial Archaeology Impact Assessment............................................11-1011.6 Built Heritage Impact Assessment...........................................................11-1211.7 Marine Archaeological Impact Assessment .............................................11-15


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11.8 Mitigation Measures ...............................................................................11-3211.9 Residual Impacts.....................................................................................11-3311.10 Environmental Monitoring and Audit Requirements................................11-3311.11 References ..............................................................................................11-34

12. WASTE MANAGEMENT .................................................................................12-112.1 Introduction ..............................................................................................12-112.2 Environmental Legislation and Standards..................................................12-112.3 Assessment Methodology..........................................................................12-612.4 Construction Phase Waste Management Assessment .................................12-712.5 Operational Phase Waste Management Assessment.................................12-2012.6 Mitigation Measures ...............................................................................12-2112.7 Waste Disposal Recommendations..........................................................12-2512.8 Residual Impacts.....................................................................................12-2612.9 Monitoring and Audit Requirements .......................................................12-26

13 LAND CONTAMINATION ...............................................................................13-113.1 Background...............................................................................................13-113.2 Environmental Legislation and Standards..................................................13-213.3 Assessment Methodology..........................................................................13-213.4 Survey Findings ........................................................................................13-313.5 Impact Assessment..................................................................................13-1413.6 Mitigation Measures ...............................................................................13-1413.7 Residual Impacts.....................................................................................13-1413.8 Environmental Monitoring and Audit ......................................................13-14

14. LANDFILL GAS HAZARD...............................................................................14-114.1 Background...............................................................................................14-114.2 The Assignment ........................................................................................14-114.3 Purpose and Structure of Section...............................................................14-214.4 Environmental Legislation, Policies, Plans, Standards and Criteria............14-314.5 History and General Description of the Pillar Point Valley Landfill...........14-314.6 Potential Landfill Gas Hazards..................................................................14-514.7 Landfill Gas Hazard Assessment Criteria and Methodology......................14-614.8 Source.......................................................................................................14-614.9 Pathway ....................................................................................................14-814.10 Target .......................................................................................................14-814.11 Assessment of Potential Risk ..................................................................14-1114.12 Recommended Protection Measures........................................................14-1414.13 Conclusions ............................................................................................14-21

15. ENVIRONMENTAL MONITORING AND AUDIT.........................................15-115.1 Introduction ..............................................................................................15-115.2 EM&A Requirements................................................................................15-215.3 EM&A Responsibilities ..........................................................................15-1115.4 Reporting ................................................................................................15-1215.5 Implementation Schedules ......................................................................15-12

16. SUMMARY OF ENVIRONMENTAL OUTCOMES........................................16-116.1 Overview ..................................................................................................16-1


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16.2 Alignment Selection..................................................................................16-116.3 Integrated Protection Measures .................................................................16-216.4 Mitigation and Enhancement Measures .....................................................16-316.5 Summary of Key Findings and Recommendations ....................................16-5

APPENDIX A

Appendix A1 Environmental Mitigation Implementation Schedule

Appendix A2 Concurrent Projects SummaryAppendix A3 Traffic Data and AssumptionsAppendix A3.1 Location Plan for EIA Traffic Forecasts (Lantau)Appendix A3.2 Location Plan for EIA Traffic Forecasts (Airport)Appendix A3.3 Location Plan for EIA Traffic Forecasts (Tuen Mun)Appendix A3.4 Location Plan for EIA Traffic Forecasts (Toll Plaza)

APPENDIX B

Appendix B1 Vehicle Class Details

Appendix B2 Implementation Schedule of Vehicle Emission Standards in Hong Kong

Appendix B3 Details of Adjustments on Exhaust Technology Fractions in Each VehicleClass

Appendix B4 Vehicle Population

Appendix B5 Trips per Vehicle-Mile-Travelled (VMT)

Appendix B6 Hourly Temperature and Relative Humidity Profile

Appendix B7a Emission Inventories for Years 2014, 2016, 2021 and 2031

Appendix B7b Composite Emissions Factors for Roads of HKLR and HKBCF

Appendix B8 Justifications for the Estimation of Surface Roughness Length

Appendix B9 Emissions from Tunnel Portals and Ventilation Buildings

Appendix B10 Construction Phase Modelling Results

Appendix B11 Details of Sensitivity Analysis of Emission Inventory

Appendix B12 Predicted Hourly NO2 and RSP Results from Open Roads from Caline4Modelling

Appendix B13 Predicted Maximum Hourly, 24-hour and Annual Average NO2 and RSPconcentrations from ISCST3 Modelling


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APPENDIX C

Appendix C1 Traffic Information for Noise AssessmentAppendix C2 Construction Noise Plant InventoryAppendix C3 Predicted Traffic Noise ResultAppendix C4 Noise Model Impact Files

APPENDIX D

Appendix D1 Sediment Testing Results for TM-CLKL, HKBCF and HKLRAppendix D2 Summary of Proposed Simulations for Water Quality Modelling for the

TM-CLKL, HKBCF and HKLRAppendix D3 Calculation of Loss Coefficients for Bridge PiersAppendix D4 Pollution Loading InventoryAppendix D5 Cumulative Dredging and Sediment Loss RatesAppendix D6 Water Quality Mitigation – Silt Curtain ApplicationAppendix D7 2026 Hydrodynamic and Water Quality Modelling ResultsAppendix D7a 2026 Hydrodynamic Modelling Results (with & without project)Appendix D7b 2026 Water Quality Modelling ResultsAppendix D7c Comparison of Monthly Average of Key Water Quality ParametersAppendix D8 2011 Construction Plumes Modelling ResultsAppendix D8a 2011 - Sediment Plumes and Sedimentation Contours for Unmitigated

Scenario (P0M0)Appendix D8b 2011 - Sediment Plumes and Sedimentation Contours for Mitigated

Scenario (Option 1) (P0M1)Appendix D8c 2011 - Sediment Plumes and Sedimentation Contours for Mitigated

Scenario (Option 1) with Concurrent Projects (P1M1)Appendix D8d 2011 - Time History Plots of SS for the Three Scenarios (P0M0, P0M1

and P1M1)Appendix D9 2012 Construction Plumes Modelling ResultsAppendix D9a 2012 - Sediment Plumes and Sedimentation Contours for Unmitigated



Scenario (Option 1) with Concurrent Projects (P1M1)Appendix D9d 2012 - Time History Plots of SS for the Three Scenarios (P0M0, P0M1

and P1M1)Appendix D10 2013 Construction Plumes Modelling ResultsAppendix D10a 2013 - Sediment Plumes and Sedimentation Contours for Unmitigated



Scenario (Option 1) with Concurrent Projects (P1M1)


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Appendix D10d 2013 - Time History Plots of SS for the Three Scenarios (P0M0, P0M1and P1M1)

Appendix D11 Summary of Construction Phase SS Elevation, Contaminant Release, DOdepletion and Sedimentation for unmitigated and mitigated (Option 1)scenarios for 2011, 2012 and 2013

Appendix D12 Construction Plumes Modelling Results for Extra Mitigation Scenario(Option 2) (P0M2)

Appendix D12a 2011 - Sediment Plume and Sedimentation Contours and Time-history forMitigated Scenario (Option 2) (P0M2)

Appendix D12b 2012 - Sediment Plume and Sedimentation Contours and Time-history forMitigated Scenario (Option 2) (P0M2)

Appendix D12c 2013 - Sediment Plume and Sedimentation Contours and Time-history forMitigated Scenario (Option 2) (P0M2)

Appendix D12d Summary of Construction Phase SS Elevation, Contaminant Release, DOdepletion and Sedimentation for mitigated (Option 2) (P0M2) scenarios

Appendix D13 Construction Plumes Modelling Results for Sensitivity Test (Option 1)(PxM1)

Appendix D13a 2011 - Sediment Plumes and Sedimentation Contour for MitigatedScenario (Option 1) with Concurrent Projects (PxM1)

Appendix D13b Summary of Construction Phase SS ElevationAppendix D14a 2011 (Sequence B) – Sediment Plume and Sedimentation Contour and

Time-history for Mitigated Scenarios (POM1)Appendix D14b Summary of Construction Phase SS Elevation, Contaminant Release, DO

depletion and Sedimentation for Mitigated (Sequence B) ScenariosAppendix D15 Model VerificationAppendix D15a Time History Plot for WHM and WHM-RG1Appendix D15b Time History Plot for 2010 (Baseline) – 3rd Production (P3) and 4th

Production (P4)Appendix D15c Time History Plot for 2011 (Sequence B) – Spin Up (S1) and Production

(P1)

APPENDIX E

Appendix E1 Ecological Baseline Survey of Avifauna under HZMB Study

Appendix E2 Ecological Baseline Survey of Avifauna under TMWB Study

Appendix E3 Ecological Baseline Survey of Avifauna under TM-CLKL Study

Appendix E4 Ecological Baseline Survey of Mammal under HZMB Study

Appendix E5 Ecological Baseline Survey of Mammal under TMWB Study

Appendix E6 Ecological Baseline Survey of Mammal under TM-CLKL Study

Appendix E7 Ecological Baseline Survey of Herpetofauna under HZMB Study

Appendix E8 Ecological Baseline Survey of Herpetofauna under TMWB Study

Appendix E9 Ecological Baseline Survey of Herpetofauna under TM-CLKL Study


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Appendix E10 Ecological Baseline Survey of Dragonflies under HZMB Study

Appendix E11 Ecological Baseline Survey of Dragonflies under TMWB Study

Appendix E12 Ecological Baseline Survey of Dragonflies under TM-CLKL Study

Appendix E13 Ecological Baseline Survey of Butterflies under HZMB Study

Appendix E14 Ecological Baseline Survey of Butterflies under TMWB Study

Appendix E15 Ecological Baseline Survey of Butterflies under TM-CLKL Study

Appendix E16 Ecological Baseline Survey of Freshwater and Estuarine Fish underHZMB Study

Appendix E17 Ecological Baseline Survey of Freshwater and Estuarine Fish underTM-CLKL Study

Appendix E18 Ecological Baseline Survey of Aquatic (Stream) Fauna under HZMBStudy

Appendix E19 Ecological Baseline Survey of Aquatic (Stream) Fauna under TM-CLKLStudy

Appendix E20 Ecological Baseline Survey of Plant Species under HZMB Study

Appendix E21 Ecological Baseline Survey of Plant Species under TMWB Study

Appendix E22 Ecological Baseline Survey of Plant Species under TM-CLKL Study

APPENDIX F

Appendix F1 Tuen Mun – Chek Lap Kok Link – Ecological Investigation, Final SurveyReport for Chinese White Dolphin

Appendix F2 Hong Kong - Zhuhai - Macao Bridge, Hong Kong Section and NorthLantau Highway Connection, Ecological Baseline Survey - MarineBenthic Macrofauna

Appendix F3 Tuen Mun – Chek Lap Kok Link – Investigation, Interim Results ofEcological Survey - Benthic Macro-infauna

Appendix F4 Hong Kong - Zhuhai - Macao Bridge, Hong Kong Section and NorthLantau Highway Connection, Ecological Baseline Survey - Intertidal

Appendix F5 Tuen Mun Western Bypass – Investigation, Intertidal Survey Results -Intertidal Invertebrates

Appendix F6 Tuen Mun - Chek Lap Kok Link – Investigation, Interim Results ofEcological Survey - Intertidal Epifauna (Quantitative Quadrat)

Appendix F7 Not Use

Appendix F8 Not Use


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Appendix F9 Hong Kong - Zhuhai - Macao Bridge, Hong Kong Section and NorthLantau Highway Connection, Ecological Baseline Survey - HorseshoeCrabs Horseshoe Crab Survey Results

Appendix F10 Tuen Mun - Chek Lap Kok Link – Investigation, Interim Results ofEcological Survey - Horseshoe Crabs

Appendix F11 Field Diving Surveys of Corals for the Hong Kong – Zhuhai – MacauBridge

Appendix F12 Marine Ecological Survey Report - The Tuen Mun to Chek Lap Kok LinkRoad

Appendix F13 Seabed Features and Cable Alignments

APPENDIX I

Appendix I1 Built Heritage Catalogue

Appendix I2 Marine Geophysical Report

APPENDIX K

Appendix K Preliminary Site Appraisal Checklist

APPENDIX L

Appendix L1 Landfill Gas Monitoring Records

Appendix L2 Groundwater Monitoring Records

Appendix L3 EPD/TR8/97 Landfill Gas Hazard Assessment Guidance Note, Chapter 8


x Report R/48Issue 3 – August 2009

FIGURESFigure 2.1 Previous Alignment Options for TM-CLKL

Figure 2.2 Previous Short-Listed Alignment Options for TM-CLKL

Figure 2.3 Hong Kong-Zhuhai-Macao Bridge Hong Kong Boundary CrossingFacilities – Tentative

Figure 2.4 Overview of Northern Connection Options

Figure 2.5 Southern Connection Options S1 – Viaduct

Figure 2.5a Southern Connection Option S1A – Tunnel

Figure 2.6 Overview of Main Crossing Options

Figure 3.1 General Layout of TM-CLKL

Figure 3.2a Layout Plan of Northern Landfall

Figure 3.2b Layout Plan of Southern Landfall

Figure 3.3a Northern Landfall – General Layout

Figure 3.3b Northern Landfall – Section B - B

Figure 3.3c Northern Landfall – Section D - D

Figure 3.4a Northern Viaduct Connection, Slip Roads and Toll Plaza

Figure 3.4b Traffic Flows at Toll Plaza

Figure 3.5a Geological Section (Sheet 1 of 3)

Figure 3.5b Geological Section (Sheet 2 of 3)

Figure 3.5c Geological Section (Sheet 3 of 3)

Figure 3.6a Southern Landfall – General Layout

Figure 3.6b Southern Landfall – Section A - A

Figure 3.6c Southern Landfall – Section C - C

Figure 3.7 Southern Viaduct Connection and Slip Roads

Figure 3.8a Proposed Works Areas for TM-CLKL (Tuen Mun Side)

Figure 3.8b Proposed Works Areas for TM-CLKL (Lantau Side)

Figure 3.9a Indicative Construction Programme in Tuen Mun

Figure 3.9b Indicative Construction Programme in North Lantau

Figure 3.9c Portions of Works in Tuen Mun

Figure 3.9d Portions of Works in North Lantau

Figure 4.1 Site Layout Plan of TM-CLKL


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Figure 4.2 Representative Air Sensitive Receivers (Sheet 1 of 3)



Figure 4.5 Road Network

Figure 4.6 Potential Emission Sources of Concurrent Projects

Figure 4.7 Classification of Road Types

Figure 4.8 Location of Nearby Core Stations

Figure 4.9 Location of MM5 Meteorological Data

Figure 4.10a Hourly Averaged TSP Concentraction at 1.5M above Ground Level atLantau for Scenario 1

Figure 4.10b 24 Hour Averaged TSP Concentration at 1.5M above Ground Level atLantau for Scenario 1

Figure 4.10c Annual Averaged TSP Concentration at 1.5M above Ground Level atLantau for Scenario 1

Figure 4.10d Hourly Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 1

Figure 4.10e 24 Hour Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 1

Figure 4.10f Annual Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 1

Figure 4.11a Hourly Averaged TSP Concentration at 1.5M above Ground Level atLantau for Scenario 2

Figure 4.11b 24 Hour Averaged TSP Concentration at 1.5M above Ground Level atLantau for Scenario 2

Figure 4.11c Annual Averaged TSP Concentration at 1.5M above Ground Level atLantau for Scenario 2

Figure 4.11d Hourly Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 2

Figure 4.11e 24 Hour Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 2

Figure 4.11f Annual Averaged TSP Concentration at 1.5M above Ground Level at TuenMun for Scenario 2

Figure 4.12a Hourly Averaged NO2 Concentration at 1.5M above Ground Level atLantau

Figure 4.12b Hourly Averaged NO2 Concentration at 1.5M above Ground Level at TuenMun


xii Report R/48Issue 3 – August 2009

Figure 4.13a Daily Averaged NO2 Concentration at 1.5M above Ground Level at Lantau

Figure 4.13b Daily Averaged NO2 Concentration at 1.5M above Ground Level at TuenMun

Figure 4.13c Daily Averaged RSP Concentration at 1.5M above Ground Level at Lantau

Figure 4.13d Daily Averaged RSP Concentration at 1.5M above Ground Level at TuenMun

Figure 4.14a Annual Averaged NO2 Concentration at 1.5M above Ground Level atLantau

Figure 4.14b Annual Averaged NO2 Concentration at 1.5M above Ground Level at TuenMun

Figure 4.14c Annual Averaged RSP Concentration at 1.5M above Ground Level atLantau

Figure 4.14c Annual Averaged RSP Concentration at 1.5M above Ground Level at TuenMun

Figure 5.1 Representative Noise Sensitive Receivers

Figure 5.2 Proposed Layout Plan of Southern Connection – Key PlanFigure 5.3 Indicative Construction Programme in North Lantau (Sheet 1 of 2)

Figure 5.4 Indicative Constrcution Programme in North Lantau (Sheet 2 of 2)Figure 5.5 Representative Existing NSR Identified at Pak Mong Village

Figure 5.6 Proposed Noise Mitigation MeasureFigure 6.1 Location Plan for TM-CLKL, HKBCF and HKLR

Figure 6.2a Envisaged Programme of Reclamation and Sediment Loss Rates forTM-CLKL+HKBCF+HKLR (Sequence A)

Figure 6.3b Envisaged Programme of Reclamation and Sediment Loss Rates forTM-CLKL+HKBCF+HKLR (Sequence B)

Figure 6.4c Comparison of Unmitigated Monthly Sediment Loss Rates for Sequence Aand B

Figure 6.2d Overall Programme for TM-CLKL + HKBCF + HKLR – Maximum DailyProduction Rate (bulked volume, m3/day)(Sequence A)

Figure 6.2e Overall Programme for TM-CLKL + HKBCF + HKLR – Daily No. of PlantTrips (Sequence A)

Figure 6.2f Overall Programme for TM-CLKL + HKBCF + HKLR – Maximum DailyProduction Rate (bulked volume, m3/day)(Sequence B)

Figure 6.2g Overall Programme for TM-CLKL + HKBCF + HKLR – Daily No. of PlantTrips (Sequence B)

Figure 6.5 Management Frameworks for Dredged/Excavated SedimentFigure 6.6 Key Area of Seabed Disturbance

Figure 6.7a Location of Water Quality and Ecological Sensitive Receivers


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Figure 6.5b Location of Water Quality Model Output Points and Associated EPDStations

Figure 6.8 Monitoring Stations used for the Management of Contaminated Mud Pits atEast of Sha Chau (2000-2005)

Figure 6.9 Sediment Sampling Locations for TM-CLKL, HZMB and others(Indicative)

Figure 6.10 Coverage of Western Harbour Model

Figure 6.11 Comparison of Original and Refined Model GridsFigure 6.12 Assumed Ultimate Coastline when TMCLKL + HKBCF + HKLR is

completed (2026)Figure 6.13 Main Flow Channel in Western Harbour

Figure 6.14a Indicative Location of Box Culverts for Discharges of Storm Waters fromTM-CLKL

Figure 6.12b Indicative Location of Box Culverts for Discharges of Storm Waters andTreated Effluent (HKBCF + HKLR)

Figure 6.15 Predicted 2026 Wet Season Salinity Profiles at WSR 27 and WSR 43Figure 6.16 2011 Dry Season Predicted Maximum Sediment Plumes and Dolphin

Density in North Lantau Waters (Unmitigated Scenario)Figure 6.17 2011 Dry Season Predicted Maximum Sediment Plumes and Dolphin

Density in North Lantau Waters (Mitigated Scenario)Figure 6.18 2011 Wet Season Predicted Maximum Sediment Plumes and Dolphin

Density in North Lantau Waters (Unmitigated Scenario)Figure 6.19 2011 Wet Season Predicted Maximum Sediment Plumes and Dolphin

Density in North Lantau Waters (Mitigated Scenario)Figure 6.20 2012 Dry Season Predicted Maximum Sediment Plumes and Dolphin




Density in North Lantau Waters (Mitigated Scenario)Figure 6.24 2013 Dry Season Predicted Maximum Sediment Plumes and Dolphin




Density in North Lantau Waters (Mitigated Scenario)


xiv Report R/48Issue 3 – August 2009

Figure 6.26 2011 (Sequence B) Dry Season Predicted Maximum Sediment Plumes andDoplhin Density in North Lantau Waters (Mitigated Scenario)

Figure 6.27 2011 (Sequence B) Wet Season Predicted Maximum Sediment Plumes andDoplhin Density in North Lantau Waters (Mitigated Scenario)

Figure 7.1 Areas Surveyed for Avifauna, Mammals, Herpetofauna, Stream Infauna andInsects During September 2003 to May 2004 Under HZMB Study

Figure 7.2a Areas Surveyed for Avifauna, Mammals, Herpetofauna, Stream Infauna andInsects During September 2003 to May 2004 Under HZMB Study

Figure 7.2b Stream and Tributaries Surveyed Between September 2003 to May 2004Under HZMB Study

Figure 7.3 Areas Surveyed for Avifauna, Mammals, Herpetofauna and Insects DuringSeptember 2003 to May 2004 Under TMWB Study

Figure 7.4a North Lantau Areas Surveyed for Avifauna, Mammals, Herpetofauna,Insects and Stream Fauna Under TM-CLKL Study

Figure7.4b Tuen Mun Areas Surveyed for Avifauna, Mammals, Herpetofauna, Insectsand Stream Fauna Under TM-CLKL Study

Figure 7.5a Key Plan of Habitat Map within Study Area

Figure 7.5b Habitat Map of Tai Ho Wan, North Lantau

Figure 7.5c Habitat Map of Tai Ho Wan, North Lantau

Figure 7.5d Habitat Map of Tai Ho Wan, North Lantau

Figure 7.5e Habitat Map of Pillar Point, Tuen Mun

Figure 7.5f Habitat Map of Pillar Point, Tuen Mun

Figure 7.6a Location of Species of Conservation Interest Recorded in North Lantaubetween 2003 to 2009

Figure 7.6b Location of Species of Conservation Interest Recorded in Tuen Munbetween 2003 to 2009

Figure 7.7 Photographs of Faunal Species of Conservation Interest Present within theStudy Area

Figure 7.8a Photographs of Habitats Present within the Study Area

Figure 7.8b Photographs of Habitats Present within the Study Area

Figure 7.9 Photographs of Floral Species of Conservation Interest Present within theStudy Area

Figure 7.10 Streams and Tributaries in North Lantau

Figure 7.11 Height of Avifauna Flightline Recorded and Proposed Viaducts of SouthernConnection of TM-CLKL

Figure 8.1a Key Marine Ecological Sensitive Receivers Around the Study Area


xv Report R/48Issue 3 – August 2009

Figure 8.1b Sighting Density of Chinese White Dolphin in waters around Lantau Islandduring 2002-08

Figure 8.1c Habitat Map – Coastline along North Lantau

Figure 8.1d Habitat Map – Coastline along Tuen Mun

Figure 8.2a Photographs of Habitats and Species of Conservation Interest Present in theWider Study Area

Figure 8.2b Photographs of Habitats and Species of Conservation Interest Present in theWider Study Area

Figure 8.2c Photographs of Habitats and Species of Conservation Interest Present in theWider Study Area

Figure 8.3 Layout of Transect Lines of Chinese White Dolphin Servey in Northeastand Northwest Lantau Survey Area

Figure 8.4a Survey Stations for Benthic, Coral, Horseshoe Crab, Seagrass and IntertidalSurveys Under HZMB Study (2003-2004)

Figure 8.4b Location of Coral Surveys Under HZMB Study

Figure 8.5a Survey Staions for Benthic, Horeshoe Crab, Seagrass and Intertidal SurveyUnder TM-CLKL Study (2008-2009)

Figure 8.5b Survey Stations for Coral (Spot Dive and REA) Survey Under TM-CLKLStudy (2008-2009)

Figure 8.6 Intertidal Survey Locations at Pillar Point Under TMWB Study(2008-2009)

Figure 8.7 Sampling Locations under HKLR Verification Survey for EcologicalBaseline

Figure 8.8 Sampling Locations under HKLR Supplementary Ecological Survey

Figure 8.9 Locations of Hard and Soft Coral Surveyed Under TM-CLKL Coral Study(2008-2009)

Figure 9.1 Distribution of Key Fisheries Sensitive Receivers

Figure 9.2 Distribution of Fisheries Production

Figure 9.3 Distribution of Fishing Operations

Figure 9.4 Distribution of Overall Fisheries Production

Figure 9.5 2011 Dry Season Predicted Maximum Sediment Plumes and FisheriesProduction in North Lantau Waters (Unmitigated Scenario)

Figure 9.6 2011 Dry Season Predicted Maximum Sediment Plumes and FisheriesProduction in North Lantau Waters (Mitigated Scenario)

Figure 9.7 2011 Wet Season Predicted Maximum Sediment Plumes and FisheriesProduction in North Lantau Waters (Unmitigated Scenario)


xvi Report R/48Issue 3 – August 2009

Figure 9.8 2011 Wet Season Predicted Maximum Sediment Plumes and FisheriesProduction in North Lantau Waters (Mitigated Scenario)









Figure 9.17 Premanently and Temporarily Affected Marine Areas

Figure 10.1 Landscape and Visual Impact Study Area

Figure 10.1.1 Review of Planning Framework Plan (Sheet 1 of 2)

Figure 10.1.2 Review of Planning Framework Plan (Sheet 2 of 2)

Figure 10.2.1.1 Baseline Landscape Resources with Development Proposal Overlaid (Sheet1 of 5)





Figure 10.2.1A Baseline Landscape Resources Photos (Sheet 1 of 4)

Figure 10.2.1B Baseline Landscape Resources Photos (Sheet 2 of 4)

Figure 10.2.1C Baseline Landscape Resources Photos (Sheet 3 of 4)

Figure 10.2.1D Baseline Landscape Resources Photos (Sheet 4 of 4)


xvii Report R/48Issue 3 – August 2009

Figure 10.2.2.1 Broadbrush Tree Survey Plan (Sheet 1 of 2)

Figure 10.2.2.2 Broadbrush Tree Survey Plan (Sheet 2 of 2)

Figure 10.3.1.1 Baseline Landscape Character Areas with Development Proposal Overlaid(Sheet 1 of 5)





Figure 10.3.1A Baseline Landscape Character Areas Photos (Sheet 1 of 2)

Figure 10.3.1B Baseline Landscape Character Areas Photos (Sheet 2 of 2)

Figure 10.4.1.1 Baseline Key VSRs and Viewpoint at Local Level with DevelopmentProposal Overlaid During Construction (Sheet 1 of 2)

Figure 10.4.1.2 Baseline Key VSRs and Viewpoint at Local Level with DevelopmentProposal Overlaid During Construction (Sheet 2 of 2)

Figure 10.4.1.3 Baseline Key VSRs and Viewpoints at Local Level with DevelopmentProposal Overlaid During Operation (Sheet 1 of 2)

Figure 10.4.1.4 Baseline Key VSRs and Viewpoints at Local Level with DevelopmentProposal Overlaid During Operation (Sheet 2 of 2)

Figure 10.4.1.A Baseline Key VSRs Photo at Local Level (Sheet 1 of 9)

Figure 10.4.1.B Baseline Key VSRs Photo at Local Level (Sheet 2 of 9)

Figure 10.4.1.C Baseline Key VSRs Photo at Local Level (Sheet 3 of 9)

Figure 10.4.1.D Baseline Key VSRs Photo at Local Level (Sheet 4 of 9)

Figure 10.4.1.E Baseline Key VSRs Photo at Local Level (Sheet 5 of 9)

Figure 10.4.1.F Baseline Key VSRs Photo at Local Level (Sheet 6 of 9)

Figure 10.4.1.G Baseline Key VSRs Photo at Local Level (Sheet 7 of 9)

Figure 10.4.1.H Baseline Key VSRs Photo at Local Level (Sheet 8 of 9)

Figure 10.4.1.I Baseline Key VSRs Photo at Local Level (Sheet 9 of 9)

Figure 10.4.1J Baseline Viewpoints from VSRs at Local Level (Sheet 1 of 3)

Figure 10.4.1K Baseline Viewpoints from VSRs at Local Level (Sheet 2 of 3)

Figure 10.4.1L Baseline Viewpoints from VSRs at Local Level (Sheet 3 of 3)


xviii Report R/48Issue 3 – August 2009

Figure 10.4.2.1 Baseline Key VSRs and Viewpoints at Strategic and District Level withDevelopment Proposal Overlaid

Figure 10.4.2.A Baseline Key VSRs Photo at Strategic and District Level (Sheet 1 of 2)

Figure 10.4.2.B Baseline Key VSRs Photo at Strategic and District Level (Sheet 2 of 2)

Figure 10.4.2.C Baseline Viewpoints From VSRs at Strategic and District Level (Sheet 1 of2)

Figure 10.4.2.D Baseline Viewpoints From VSRs at Strategic and District Level (Sheet 2 of2)

Figure 10.5.1 Key Plan of Section

Figure 10.5.2 Sections

Figure 10.6.1.1 Residual Impacts on Landscape Resources with Mitigation Measures inYear 10 (Sheet 1 of 2)

Figure 10.6.1.2 Residual Impacts on Landscape Resources with Mitigation Measures inYear 10 (Sheet 2 of 2)

Figure 10.6.2.1 Residual Impacts on Landscape Character Areas with Mitigation Measuresin Year 10 (Sheet 1 of 2)

Figure 10.6.2.2 Residual Impacts on Landscape Character Areas with Mitigation Measuresin Year 10 (Sheet 2 of 2)

Figure 10.6.3.1 Residual Impacts on VSRs at Local Level with Mitigation Measures in Year10 (Sheet 1 of 2)

Figure 10.6.3.2 Residual Impacts on VSRs at Local Level with Mitigation Measures in Year10 (Sheet 2 of 2)

Figure 10.6.4 Residual Impacts on VSRs at Strategic and District Level with MitigationMeasures in Year 10

Figure 10.7 Key Plan of Photomontage and Model View Viewpoints

Figure 10.7.1 View Point Location Plan of Photo No. G01

Figure 10.7.1A View Point No. G01 Photomontage from Tuen Mun Promenade


Figure 10.7.2A View Point No. G02 Photomontage from Butterfly Beach (Sheet 1 of 2)

Figure 10.7.2B View Point No. G02 Photomontage from Butterfly Beach (Sheet 2 of 2)


Figure 10.7.3A View Point No. G03 Photomontage from Golden Beach


Figure 10.7.4A View Point No. G04 Photomontage from Tung Chung Cable Car


xix Report R/48Issue 3 – August 2009


Figure 10.7.5A View Point No. G05 Photomontage from Tung Chung Residential Area(Sheet 1 of 2)

Figure 10.7.5B View Point No. G05 Photomontage from Tung Chung Residential Area(Sheet 2 of 2)


Figure 10.7.6A View Point No. G06 Photomontage from Asia World Expo (Sheet 1 of 2)

Figure 10.7.6B View Point No. G06 Photomontage from Asia World Expo (Sheet 2 of 2)


Figure 10.7.7A View Point No. G07 Photomontage from the Ground Level of the PlannedTheme Park / Recreation Use


Figure 10.7.8A View Point No. G08 Photomontage from Villages of Tai Ho


Figure 10.7.9A View Point No. G09 Photomontage from Siu Ho Wan Railway Depot


Figure 10.7.10A View Point No. G10 Photomontage from Planed Theme Park / MajorRecreational Uses


Figure 10.7.11A View Point No. G11 Photomontage from Planned lantau Logistics Park

Figure 10.8.1 Aesthetic Design Treatment on Viaduct (Sheet 1 of 2)

Figure 10.8.2 Aesthetic Design Treatment on Viaduct (Sheet 2 of 2)

Figure 10.9.1 Landscape Plan (Sheet 1 of 13)











xx Report R/48Issue 3 – August 2009




Figure 11.1 The Geology and Topography Map in Northern Landing Area

Figure 11.1a Location of Northern Landing

Figure 11.1b Location of Southern Landing

Figure 11.2a Archaeological Map (1905-1909)

Figure 11.2b The Geology and Topography Map in Northern Landing Area

Figure 11.2c Section of the 1866 Map PF the San on District Showing the Project StudyArea

Figure 11.2d 1896 Map of Hong Kong Showing the Project Study Area

Figure 11.3a Potential Archaeological Area in the Project Area

Figure 11.3b Areas of Archaeological Potential Relative to the Project Layout

Figure 11.4a Location of Heritage Features at Tuen Mun Side

Figure 11.4b Retaining Walls Arrangement at Existing Grave

Figure 11.5 Location of Heritage Features at North Lantau Side

Figure 11.6 1856 French Chart Canal Nord Du Lantau

Figure 11.7 British Admiralty Chart 1878

Figure 11.8 British Admiralty Chart 1889

Figure 11.9 1819 San on Yuen Cartogram from the Directory of San on County

Figure11.10 Images of Maritihe Activity in the Vicinity of Tung Chung

Figure 11.11 Images of Tung Chung Walled City and Shek She Fort

Figure 11.12 Identification of Data Gap and Area Requiring Mai Survey

Figure 11.13 Side Scan Sonar Data Showing Sonar Contacts SC003, SC004 & SC005

Figure 11.14 Location of Sonar Contact

Figure 11.15 Side Scan Sonar Data Showing Sonar Contacts TH_4 & 5

Figure 11.16 Key Areas of Seabed Disturbance

Figure 11.17a Utility Location Plan (Sheet 1 of 2)

Figure 11.17b Utility Location Plan (Sheet 2 of 2)

Figure 12.1 Demarcation of Sediment Type

Figure 13.1 Geological Map


xxi Report R/48Issue 3 – August 2009

Figure 13.2 Geological Plan (Sheet 1 of 3)



Figure 13.5 Vertical Alignment of Proposed Subsea Tunnel (Sheet 1 of 3)



Figure 13.8 Location of Northern Landing

Figure 13.9 Location of Southern Landing

Figure 13.10 Location of Works Area 4




Figure 13.14 Location of Works Area 18 & 19

Figure 13.15 Historic Photographs at Northern Landing

Figure 13.16 Historic Photographs at Southern Landing

Figure 13.17 Historic Photographs at Works Area 4




Figure 13.21 Interface between Pillar Point Valley Landfill & Toll Plaza

Figure 14.1 Location of Pillar Point Valley Landfill

Figure 14.2 Landfill Gas Monitoring Locations

Figure 14.3 Ground Water Monitoring Locations

Figure 14.4 Geological Map

Figure 14.5 Vertical Profile of The Toll Plaza and Road Networks

Figure 14.6 Typical Design for Services Passing through the Consultation Zone and theService Termination

Figure 14.7 Subfloor Venting

Figure 14.8 Passive Trench Vent (Outline)

Figure 14.9 Typical Design of Remote Cut-off Trench Barrier

Figure 14.10 Open Conduit Protection by Water Seal (Longitudinal-section)


xxii Report R/48Issue 3 – August 2009

Figure 14.11 Vented Manhole (Cross-section)

Figure 14.12 Typical Detail of Collar Seal (Cross-section)

Figure 14.13 Above Ground Service Entry

Figure 14.14 Vented Gas Interceptor Cavity (Cross-section)

eia report - environmental protection department · agreement no. ce 52/2007 (hy) tuen mun – chek...

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