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CONTENTS

1          INTRODUCTION...................................................................................................... 1-1

1.1       General........................................................................................................... 1-1

  1-1  1-1  1-11.2       Description of Project.................................................................................... 1-1

1.3       Environment Impact Assessment 1-3.................................................................. 1-3

1.4       Structure of the EIA Report 1-5........................................................................... 1-5

1.5       Abbreviations................................................................................................. 1-6. 1-6

 

2          CONSIDERATION OF ALTERNATIVES................................................................ 2-1

2.1       Introduction.................................................................................................... 2-1

2.2       Alignment Option Review and Selection...................................................... 2-1

2.3       Evaluation Methodology............................................................................... 2-9

2.4       Alignment Options and Scenarios............................................................... 2-11

2.5       Option Assessment...................................................................................... 2-21

2.6       Construction Alternatives............................................................................ 2-50

 

3          PROJECT DESCRIPTION......................................................................................... 3-1

3.1       Scope of the Project....................................................................................... 3-1

3.2       South Apron................................................................................................... 3-1

3.3       Subsea Tunnel Alignment............................................................................. 3-6

3.4       Cha Kwo Ling................................................................................................ 3-8

3.5       Works Areas.................................................................................................. 3-9

3.6       Barging Point............................................................................................... 3-11

3.7       Slope Works................................................................................................. 3-11

3.8       Sewage and Drainage................................................................................... 3-11

3.9       Project Programme...................................................................................... 3-12

 

3.10     Concurrent Projects..................................................................................... 3-14

3.11     Traffic Data and Assumptions..................................................................... 3-16

3.12     Environmental Conditions in the Absence of the Project and Environmental

Benefits........................................................................................................ 3-16

3.13     Designated Projects Under the EIAO.......................................................... 3-17

 

4          AIR QUALITY........................................................................................................... 4-1

4.1       Introduction.................................................................................................... 4-1

4.2       Environmental Legislation, Standards and Guidelines................................. 4-1

4.3       Existing Environment.................................................................................... 4-3

4.4       Identification of Air Sensitive Receivers...................................................... 4-5

4.5       Identification of Potential Air Quality Impacts............................................ 4-8

4.6       Concurrent Projects..................................................................................... 4-13

4.7       Construction Phase Assessment Methodology........................................... 4-19

4.8       Operational Phase Assessment Methodology............................................. 4-25

4.9       Construction Air Quality Assessment......................................................... 4-40

4.10     Operational Air Quality Assessment........................................................... 4-46

4.11     Environmental Monitoring and Audit......................................................... 4-55

4.12     Summary and Conclusions.......................................................................... 4-55

 

5          NOISE........................................................................................................................ 5-1

5.1       Introduction.................................................................................................... 5-1

5.2       Environmental Legislation, Standards and Guidelines................................. 5-1

5.3       Existing Environment.................................................................................... 5-6

5.4       Noise Sensitive Receivers............................................................................. 5-6

5.5       Identification of Potential Noise Impacts................................................... 5-14

5.6       Concurrent Projects..................................................................................... 5-17

5.7       Construction Phase Assessment Methodology........................................... 5-21

5.8       Operation Phase Assessment Methodology................................................ 5-30

5.9       Construction Airborne Noise Impact Assessment...................................... 5-32

5.10     Construction Ground-borne Noise Impact Assessment.............................. 5-37

5.11     Operational Fixed Plant Noise Impact Assessment.................................... 5-38

5.12     Operational Traffic Noise Impact Assessment........................................... 5-39

5.13     Environmental Monitoring and Audit......................................................... 5-42

5.14     Summary and Conclusions.......................................................................... 5-42

 

6          WATER QUALITY................................................................................................... 6-1

6.1       Introduction.................................................................................................... 6-1

6.2       Environmental Legislation, Standards and Guidelines................................. 6-1

6.3       Existing Environment.................................................................................... 6-7

6.4       Construction Phase Impact Assessment...................................................... 6-11

6.5       Operational Phase Impact Assessment........................................................ 6-23

6.6       Residual Impacts.......................................................................................... 6-27

6.7       Cumulative Impacts..................................................................................... 6-28

6.8       Environmental Monitoring and Audit......................................................... 6-29

6.9       Summary and Conclusions.......................................................................... 6-29

6.10     References.................................................................................................... 6-30

 

7          MARINE ECOLOGY................................................................................................. 7-1

7.1       Introduction.................................................................................................... 7-1

7.2       Environmental Legislation, Standards and Guidelines................................. 7-2

7.3       Key Ecological Sensitive Receivers.............................................................. 7-3

7.4       Literature Review.......................................................................................... 7-4

7.5       Evaluation of Ecological Importance.......................................................... 7-11

7.6       Ecological Impact Assessment Methodology............................................. 7-15

7.7       Construction Phase Impact Assessment...................................................... 7-16

7.8       Operational Phase Impact Assessment........................................................ 7-19

7.9       Mitigation Measures.................................................................................... 7-20

7.10     Residual Impacts.......................................................................................... 7-22

7.11     Cumulative Impacts..................................................................................... 7-23

7.12     Ecological Monitoring and Audit Requirements........................................ 7-24

7.13     Summary and Conclusions.......................................................................... 7-24

7.14     References.................................................................................................... 7-24

 

8          FISHERIES................................................................................................................ 8-1

8.1       Introduction.................................................................................................... 8-1

8.2       Environmental Legislation, Standards and Guidelines................................. 8-1

8.3       Assessment Methodology.............................................................................. 8-3

8.4       Baseline Conditions....................................................................................... 8-4

8.5       Impact Assessment........................................................................................ 8-7

8.6       Cumulative Impacts..................................................................................... 8-13

8.7       Mitigation Measures.................................................................................... 8-16

8.8       Residual Impacts.......................................................................................... 8-16

8.9       Environmental Monitoring and Audit......................................................... 8-16

8.10     Summary and Conclusions.......................................................................... 8-16

8.11     References.................................................................................................... 8-17

 

9          LANDSCAPE & VISUAL IMPACT......................................................................... 9-1

9.1       Introduction.................................................................................................... 9-1

9.2       Environmental Legislation, Standards and Guidelines................................. 9-2

9.3       Assessment Methodology.............................................................................. 9-4

9.4       Scope and Content of the Study.................................................................. 9-11

9.5       Review of Planning and Development Control Framework....................... 9-12

9.6       Baseline Study............................................................................................. 9-14

9.7       Landscape Impact Assessment.................................................................... 9-66

9.8       Visual Impact Assessment........................................................................... 9-74

9.9       Mitigation Measures.................................................................................. 9-143

9.10     Environmental Monitoring & Audit Requirement................................... 9-145

9.11     Residual Impact......................................................................................... 9-145

9.12     Cumulative Landscape & Visual Impacts................................................. 9-164

9.13     Summary and Conclusions........................................................................ 9-165

 

10        CULTURAL HERITAGE........................................................................................ 10-1

10.1     Introduction.................................................................................................. 10-1

10.2     Environmental Legislation, Standards and Guidelines............................... 10-1

10.3     Objectives of the Cultural Heritage Impact Assessment............................ 10-4

10.4     Assessment Methodology............................................................................ 10-4

10.5     Terrestrial Archaeology Impact Assessment.............................................. 10-9

10.6     Built Heritage Impact Assessment............................................................ 10-14

10.7     Marine Archaeology Impact Assessment.................................................. 10-20

10.8     Mitigation Measures.................................................................................. 10-25

10.9     Cumulative Impacts................................................................................... 10-25

10.10   Residual Impacts........................................................................................ 10-25

10.11   Environmental Monitoring and Audit Requirements............................... 10-26

10.12   Summary and Conclusions........................................................................ 10-26

10.13   References.................................................................................................. 10-26

 

11        WASTE MANAGEMENT AND LAND CONTAMINATION............................... 11-1

11.1     Introduction.................................................................................................. 11-1

11.2     Environmental Legislation, Guidelines and Standards............................... 11-1

11.3     Assessment Methodology............................................................................ 11-8

11.4     Construction Phase Waste Management Assessment............................... 11-13

11.5     Land Contamination Assessment.............................................................. 11-32

11.6     Summary and Conclusions........................................................................ 11-37

 

12        ENVIRONMENTAL MONITORING AND AUDIT............................................... 12-1

12.1     Introduction.................................................................................................. 12-1

12.2     EM&A Requirements.................................................................................. 12-2

12.3     Air Quality................................................................................................... 12-2

12.4     Noise............................................................................................................ 12-3

12.5     Water Quality.............................................................................................. 12-3

12.6     Marine Ecology........................................................................................... 12-3

12.7     Fisheries....................................................................................................... 12-4

12.8     Landscape and Visual.................................................................................. 12-4

12.9     Cultural Heritage......................................................................................... 12-4

12.10   Waste Management  and Land Contamination........................................... 12-4

 

13        SUMMARY OF ENVIRONMENTAL IMPACTS AND OUTCOMES

13.1     Introduction.................................................................................................. 13-1

 

 


Tables

Table 2.1             Summary of Physical Constraints on Alignment Development

Table 2.2             Summary of Option Grading for Comparison with KTDES Alignment

Table 2.3             Weightings Assigned to Key Constraints and Issues

Table 2.4             Summary of Total Weighted Scores for Each Alignment

Table 2.5             Summary of Total Environmental Weighted Scores for Each Alignment

Table 2.6             Potential Environmental Benefits and Dis-benefits of Different Numbers of Ventilation Buildings

Table 2.7             Comparative Assessment of IMT, Cut and Cover, Drill and Break and TBM Tunnelling Methods

Table 2.8             Potential Environmental Benefits and Dis-benefits of ELS Construction Methodology Options

Table 2.9             Traffic and Transport Impact Assessment for Establishment of Centre of Excellence in Paediatrics and Neuroscience and a New Acute Hospital in Kai Tak Development

Table 2.10           Junction Capacity at Critical Junctions

Table 2.11           Link Capacity at Strategic Road Links

Table 2.12           Junction Capacity at Critical Junctions

Table 2.13           Link Capacity at Strategic Road Links

Table 3.1             Details of Proposed Works Areas

Table 3.2             Estimated Sewage Generation

Table 3.3             Schedule 2 Designated Project under this Project

Table 4.1             Hong Kong Air Quality Objectives

Table 4.2             Tunnel Air Quality Guidelines

Table 4.3             EPD Air Quality Monitoring Data at Kwun Tong Station (2007 – 2011)

Table 4.4             Identified Representative Air Sensitive Receivers

Table 4.5             Identified Concurrent Projects and Aspects of Cumulative Impacts

Table 4.6             Method of Assessment of Potential Concurrent Emission Sources

Table 4.7             Assumptions for Calculation of Dust Emission Factors

Table 4.8             Annual Average TSP Results from EPD Kwun Tong Air Quality Monitoring Station (2007 to 20011)

Table 4.9             Vehicle Classification in EMFAC-HK

Table 4.10           Road Grouping

Table 4.11           Emission Factors for Twin Engine T58-GE-8F

Table 4.12           Daylight Average Marine Traffic Movements in Kwun Tong Entering/Leaving Typhoon Shelter (Visual Survey 2009)

Table 4.13           1-hour, 24-hour and Annual Average Maximum Cumulative Unmitigated TSP Concentrations (µgm-3) at ASRs (Including Background Level)

Table 4.14           Tier 1 Screening Test: 1-hour and 24-hour Averaged Maximum Cumulative TSP Concentrations (µg/m3) at ASRs (Including Background Level)

Table 4.15           Contribution of Construction Dust Impact at CKL3 by Various Projects (Excluding Background Level)

Table 4.16           Tier 2 Focused Cha Kwo Ling Assessment: 1-hour and 24-hour Maximum Cumulative TSP Concentrations (µg/m3) at ASRs (Including Background Level)

Table 4.17           Annual Average Maximum Cumulative TSP Concentrations (µg/m3) at ASRs (Including Background Level)

Table 4.18           Sensitivity Test of Emission Inventories for NOx Emissions

Table 4.19           Sensitivity Test of Emission Inventories for RSP Emissions

Table 4.20           Predicted Maximum Overall Hourly, 24-hour and Annual NO2 and RSP Concentrations (µg/m3) at ASRs (including background levels)

Table 4.21a         Breakdown of 1-Hourly NO2 Contributions (μg/m3 and Percentage)

Table 4.21b         Breakdown of 24-Hourly NO2 Contributions (μg/m3 and Percentage)

Table 4.21c         Breakdown of Annual NO2 Contributions (μg/m3 and Percentage)

Table 4.22a         Breakdown of 24-Hourly RSP Contributions (μg/m3 and Percentage)

Table 4.22b         Breakdown of Annual RSP Contributions (μg/m3 and Percentage)

Table 5.1             Construction Noise Criteria for Restricted Working Hours for Activities other than Percussive Piling

Table 5.2             Construction Ground-borne Noise Criteria

Table 5.3             Road Traffic Noise Planning Criteria

Table 5.4             Acceptable Noise Level for Fixed Plant Noise

Table 5.5             Representative Noise Sensitive Receivers for the Construction Phase Assessment

Table 5.6             Representative Noise Sensitive Receivers Identified for the Operational Phase Assessment

Table 5.7             PMEs Identified as Major Noise Sources

Table 5.8             Identified Concurrent Projects and Aspects of Cumulative Impacts

Table 5.9             Comparison of TBM Specifications

Table 5.10           Comparison of Ground Conditions at WIL D012 and at Trunk Road T2 NSRs

Table 5.11           Maximum Noise Levels (dB(A)) during Construction without Noise Mitigation

Table 5.12           Mitigation Measures and Assumed Effectiveness for PMEs

Table 5.13           Maximum Noise Levels (dB(A)) during Construction with Noise Mitigation

Table 5.14           Cumulative Construction Noise Assessment with Concurrent Projects

Table 5.15           Predicted Ground-borne Noise for Eastbound Tunnel based on 10dB(A) Safety Factor

Table 5.16           Predicted Ground-borne Noise for Westbound Tunnel based on 10dB(A) Safety Factor

Table 5.17           Cumulative Operation Fixed Plant Noise Impact

Table 5.18           Predicted Unmitigated Traffic Noise Levels, L10(1 hour), dB(A), at Future Noise Sensitive Receivers in the Year 2036

Table 6.1             Water Quality Objectives

Table 6.2             WSD Standards at Flushing Water Intakes

Table 6.3             Standards for Effluents Discharged into the Inshore Waters of Victoria Harbour Water Control Zone

Table 6.4             Standards for Effluents Discharged into the Marine Waters of Victoria Harbour Water Control Zone

Table 6.5             Relevant Water Sensitive Receivers

Table 6.6             Summary of EPD’s Routine Water Quality Data (VM1, VM2 and VT4) for Victoria Harbour WCZ (Kwun Tong Typhoon Shelter) (2010-2011)

Table 6.7             Wastewater Discharge from Tunnelling and Excavation during Construction Phase

Table 6.8             Spill Response Key Responsibilities

Table 6.9             Potential Concurrent Projects Related to Water Quality

Table 7.1             Species of Conservation Interest Recorded in the Study Area

Table 7.2             Ecological Evaluation of Marine Habitats Present Within the Study Area

Table 7.3             Summary of Marine Habitats and their Ecological Value Within the Study Area

Table 7.4             Overall Impact Evaluation of Marine Habitats to be Indirectly Affected

Table 7.5             Summary of Construction Phase Impacts and Mitigation Measures

Table 7.6             Summary of Operation Phase Impacts and Mitigation Measures

Table 7.7             Potential Concurrent Projects Related to Water Quality

Table 8.1             Recent Hong Kong Capture Fisheries Industry Figures

Table 8.2             Recent Hong Kong Culture Fisheries Industry Figures

Table 8.3             Evaluation of Potential Fisheries Impacts during Construction Phase

Table 8.4             Evaluation of Potential Fisheries Impacts during Operational Phase

Table 8.5             Summary of Fisheries Impacts

Table 8.6             Summary of Cumulative Impacts

Table 9.1             Matrix for Impact Significance Threshold

Table 9.2             List of Landscape Resources and their Sensitivity

Table 9.3             List of Landscape Character Areas and their Sensitivity

Table 9.4             List of the Visually Sensitive Receivers A – Construction Phase

Table 9.5             Assessments of the Degree of Sensitivity: Construction Phase (Eastern Works Area)

Table 9.6             Assessments of the Degree of Sensitivity: Construction Phase (Western Works Area)

Table 9.7             Assessments of the Degree of Sensitivity: Operation Phase (Western Works Area)

Table 9.8             Summary of Proposed Treatment of Trees (Overall Site)

Table 9.9             Summary of Proposed Treatment of Trees (Individual Works Areas)

Table 9.10           Impacts on Landscape Resources of the Proposed Works and their Magnitude of Change

Table 9.11           Impacts on Landscape Character Area of the Proposed Works and their Magnitude of Change

Table 9.12           Significance Threshold of Landscape Resources before Mitigation

Table 9.13           Significance Threshold of Landscape Character Areas before Mitigation

Table 9.14           Magnitude of Change to Visually Sensitive Receivers:  Eastern Works Area- Construction       Phase

Table 9.15           Magnitude of Change to Visually Sensitive Receiver: Western Works Area- Construction Phase

Table 9.16           Magnitude of Change to Visually Sensitive Receiver: Western Works Area- Operation Phase

Table 9.17           Significance Threshold of Visually Sensitive Receiver before Mitigation (Eastern Works Area)

Table 9.18           Significance Threshold of Visually Sensitive Receiver before Mitigation (Western Works Area)

Table 9.19           Construction Phase Mitigation Measures

Table 9.20           Operation Phase Mitigation Measures

Table 9.21           Residual Impacts on Landscape Resources after Mitigation

Table 9.22           Residual Impacts on Landscape Character Areas after Mitigation

Table 9.23           Residual Impacts on Visually Sensitive Receivers after Mitigation (Eastern Works Area)

Table 9.24           Residual Impacts on Visually Sensitive Receivers after Mitigation (Western Works Area)

Table 10.1           Geological and Topographical Background

Table 10.2           Predicted Terrestrial Archaeological Impacts

Table 10.3           Impact Assessment for Built Heritage Resources in Cha Kwo Ling (Tunnel Alignment)

Table 10.4           Impact Assessment for Built Heritage Resources in Cha Kwo Ling (Works Area 5 at the Cha Kwo Ling Public Cargo Handling Area)

Table 11.1           Sediment Quality Criteria for Classification of Sediment under ETWB TCW No.34/2002

Table 11.2           Risk-Based Remediation Goals for Soil and Soil Saturation Limit     

Table 11.3           Risk-Based Remediation Goals for Groundwater and Solubility Limit        

Table 11.4           Sediment Quality and Classification

Table 11.5           Summary of C&D Materials Arising from the Project      

Table 11.6           Summary of Surplus C&D Materials and Time of Arising for Disposal

Table 11.7           Summary of Surplus C&D Waste Generation and Time of Arising for Disposal

Table 11.8           Recommended Waste Disposal Sites     

Table 11.9           Conceptual Site Model         

Table 11.10         Summary of SI Works

Table 12.1           Summary of EM&A Requirements

Table 13.1           Summary of Environmental Impacts Associated with the Project

Table 13.2           Summary of Key Environmental Outcomes

 

FIGURES

Figure 1.1            General Layout Plan

Figure 2.1            KTDES layout

Figure 2.2a          Vertical Alignment and Geological Profile (Eastbound) (Sheet 1 of 4)

Figure 2.2b          Vertical Alignment and Geological Profile (Eastbound) (Sheet 2 of 4)

Figure 2.2c          Vertical Alignment and Geological Profile (Eastbound) (Sheet 3 of 4)

Figure 2.2d          Vertical Alignment and Geological Profile (Eastbound) (Sheet 4 of 4)

Figure 2.3            Jordan Valley Culvert

Figure 2.4            Foundation Layout for Kerry D-G Godown and Public Works Central Laboratory

Figure 2.5            Typical Arrangement for Existing KTTS Breakwater

Figure 2.6            Typical Arrangement for KTBP

Figure 2.7            Typical Arrangement of Submarine Outfall

Figure 2.8            Potential Arrangement of EFLS

Figure 2.9            Layout Plan – Alignment Options (Option 1)

Figure 2.10          Interface with CKR – Kai Tak Interchange

Figure 2.11          Interface with TKO-LTT – Lam Tin Interchange

Figure 2.12          Layout Plan – Alignment Options 1 to 8

Figure 2.13          Highways layout at South Apron – Plan

Figure 2.14          Highways Layout at South Apron Minimum Highway Sections (Sheet 1 of 5)

Figure 2.15          Highways Layout at South Apron Minimum Highway Sections (Sheet 2 of 5)

Figure 2.16          Highways Layout at South Apron Minimum Highway Sections (Sheet 3 of 5)

Figure 2.17          Highways Layout at South Apron Minimum Highway Sections (Sheet 4 of 5)

Figure 2.18          Highways Layout at South Apron Minimum Highway Sections (Sheet 5 of 5)     

Figure 3.1a          General Layout Plan – T2 Works (Sheet 1 of 2)

Figure 3.1b          General Layout Plan – T2 Works (Sheet 2 of 2)

Figure 3.2            General Vertical Profile of the Preferred Trunk Road T2 Alignment – Option 3A (Sheet 1 of 3)

Figure 3.2a          General Vertical Profile of the Preferred Trunk Road T2 Alignment – Option 3A (Sheet 2 of 3)

Figure 3.2b          General Vertical Profile of the Preferred Trunk Road T2 Alignment – Option 3A (Sheet 3 of 3)

Figure 3.3            Layout Plan of D4 At-Grade Road

Figure 3.4            T2 Western and Eastern Ventilation Buildings

Figure 3.5a          Typical Section of At-Grade Road

Figure 3.5b          Typical Section of Depressed Road

Figure 3.5c          Typical Section of Cut and Cover Tunnel

Figure 3.5d          Typical Cross Section of the Submarine Tunnel

Figure 3.6            Proposed T2 TBM Support Equipment South Apron – Launching Shaft Area

Figure 3.7            Receiving Shaft Area  

Figure 3.8a          Layout – Works Areas (Sheet 1 of 2)

Figure 3.8b          Layout – Works Areas (Sheet 2 of 2)

Figure 3.9a          Layout – T2 Construction Stages (Stage 1)

Figure 3.9b          Layout – T2 Construction Stages (Stage 2)

Figure 3.9c          Layout – T2 Construction Stages (Stage 3)

Figure 3.9d          Layout – T2 Construction Stages (Stage 4)

Figure 3.9e          Layout – T2 Construction Stages (Stage 5)

Figure 3.9f          Layout – T2 Construction Stages (Stage 6)

Figure 3.9g          Layout – T2 Construction Stages (Stage 7)

Figure 3.9h          Layout – T2 Construction Stages (Stage 8)

Figure 3.9i          Layout – T2 Construction Stages (Stage 9)

Figure 3.9j          Layout – T2 Construction Stages (Stage 10)

Figure 3.9k          Layout – T2 Construction Stages (Stage 11)

Figure 3.9l          Layout – T2 Construction Stages (Stage 12)

Figure 3.9m        Layout – T2 Construction Stages (Stage 13)

Figure 3.9n          Layout – T2 Construction Stages (Stage 14)

Figure 3.10a        Other Infrrastructure Works for KTD (Sheet 1 of 2)

Figure 3.10b        Other Infrrastructure Works for KTD (Sheet 2 of 2)

Figure 3.11          Interface with CKE – Kai Tak Interchange

Figure 3.12          Interface with TKO – LTT – Lam Tin Interchange

Figure 4.1a          Identified Existing and Future ASRs at South Apron of Former Kai Tak Airport (Construction Phase)

Figure 4.1b          Identified Existing and Future ASRs at Cha Kwo Ling (Construction Phase)

Figure 4.2a          Identified Existing and Future ASRs at South Apron of Former Kai Tak Airport (Operational Phase)

Figure 4.2b          Identified Existing and Future ASRs at Cha Kwo Ling (Operational Phase)

Figure 4.3a          Road Network at South Apron of Former Kai Tak Airport

Figure 4.3b          Road Network at Cha Kwo Ling

Figure 4.4a          Road Types at South Apron of Former Kai Tak Airport    

Figure 4.4b          Road Types at Cha Kwo Ling

Figure 4.5            Location of Core Station

Figure 4.6            1-Hour Averaged Cumulative Unmitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at KTD (AQO: 500 mgm-3)

Figure 4.7            1-Hour Averaged Cumulative Unmitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at CKL (AQO: 500 mgm-3)

Figure 4.8            24-Hour Averaged Cumulative Unmitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at KT (AQO: 260 mgm-3)

Figure 4.9            24-Hour Averaged Cumulative Unmitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at CKL (AQO: 260 mgm-3)

Figure 4.10          Annual Averaged Cumulative Unmitigated TSP Concentration in mgm-3 at 1.5m above Ground Level at KT (AQO: 80 mgm-3)

Figure 4.11          Annual Averaged Cumulative Unmitigated TSP Concentration in mgm-3 at 1.5m above Ground Level at CKL (AQO: 80 mgm-3)

Figure 4.12          1-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3of Tier 1 at 1.5m above Ground Level at KT (AQO: 500mgm-3)

Figure 4.13          1-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at CKL (AQO: 500mgm-3)

Figure 4.14          24-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at KT (AQO: 260mgm-3)

Figure 4.15          24-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3 of Tier 1 at 1.5m above Ground Level at CKL (AQO: 260mgm-3)

Figure 4.16          1-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3 of Tier 2 at 1.5m above Ground Level at CKL (AQO: 500mgm-3)

Figure 4.17          24-Hour Averaged Cumulative Mitigated TSP Concentration in mgm-3 of Tier 2 at 1.5m above Ground Level at CKL (AQO: 260mgm-3)

Figure 4.18          Annual Averaged Cumulative Mitigated TSP Concentration in mgm-3 at 1.5m above Ground Level at KT (AQO: 80mgm-3)

Figure 4.19          Annual Averaged Cumulative Mitigated TSP Concentration in mgm-3 of at 1.5m above Ground Level at CKL (AQO: 80mgm-3)

Figure 4.20          Overall Cumulative 1hr NO2 Concentration at 1.5m above Ground Level at KT Area (AQO: 300 mg/m3)

Figure 4.21          Overall Cumulative 1hr NO2 Concentration at 1.5m above Ground Level at CKL Area (AQO: 300 mg/m3)

Figure 4.22          Overall Cumulative 1hr NO2 Concentration at 5m above Ground Level at KT Area (AQO: 300 mg/m3)

Figure 4.23          Overall Cumulative 1hr NO2 Concentration at 20m above Ground Level at KT Area (AQO: 300 mg/m3)

Figure 4.24          Overall Cumulative 1hr NO2 Concentration at 20m above Ground Level at CKL Area (AQO: 300 mg/m3)

Figure 4.25          Overall Cumulative 24hr NO2 Concentration at 1.5m above Ground Level at KT Area (AQO: 150 mg/m3)

Figure 4.26          Overall Cumulative 24hr NO2 Concentration at 1.5m above Ground Level at CKL Area (AQO: 150 mg/m3)

Figure 4.27          Overall Cumulative 24hr NO2 Concentration at 5m above Ground Level at KT Area (AQO: 150 mg/m3)

Figure 4.28          Overall Cumulative 24hr NO2 Concentration at 20m above Ground Level at KT Area (AQO: 150 mg/m3)

Figure 4.29          Overall Cumulative 24hr RSP Concentration at 1.5m above Ground Level at KT Area (AQO: 180 mg/m3)

Figure 4.30          Overall Cumulative 24hr RSP Concentration at 1.5m above Ground Level at CKL Area (AQO: 180 mg/m3)

Figure 4.31          Overall Cumulative Annual NO2 Concentration at 1.5m above Ground Level at KT  Area (AQO: 80 mg/m3)

Figure 4.32          Overall Cumulative Annual NO2 Concentration at 1.5m above Ground Level at CKL Area (AQO: 80 mg/m3)

Figure 4.33          Overall Cumulative Annual NO2 Concentration at 5m above Ground Level at KT Area (AQO: 80 mg/m3)

Figure 4.34          Overall Cumulative Annual RSP Concentration at 1.5m above Ground Level at KT Area (AQO: 55 mg/m3)

Figure 4.35          Overall Cumulative Annual RSP Concentration at 1.5m above Ground Level at CKL Area (AQO: 55 mg/m3)

Figure 4.36          Overall Cumulative Annual RSP Concentration at 5m above Ground Level at KT Area (AQO: 55 mg/m3)

Figure 5.1a          Identified Existing and Future NSRs at South Apron of Former Kai Tak Airport (Construction Phase)

Figure 5.1b          Identified Existing and Future NSRs at Cha Kwo Ling (Construction Phase)

Figure 5.2a          Identified Existing and Future NSRs at South Apron of Former Kai Tak Airport (Operational Phase)

Figure 5.2b          Identified Existing and Future NSRs at Cha Kwo Ling (Operational Phase)

Figure 5.3            Force Density Level of TBM (From Lok Ma Chau)

Figure 5.4            PSR of WIL 2012 Borehole Adopted for GBN Assessment

Figure 5.5            Building Coupling Factor

Figure 5.6            Building Vibration Amplification

Figure 5.7a          Fixed Plant for Trunk Road T2 at South Apron of Former Kai Tak Airport

Figure 5.7b          Fixed Plant for Trunk Road T2 at Cha Kwo Ling

Figure 6.1            Relevant Water Control Zones and Fish Culture Zones

Figure 6.2            Locations of Representative Water Sensitive Receivers and EPD Monitoring Stations

Figure 7.1a          Habitat Map (Sheet 1 of 4)

Figure 7.1b          Habitat Map (Sheet 2 of 4)

Figure 7.1c          Habitat Map (Sheet 3 of 4)

Figure 7.1d          Habitat Map (Sheet 4 of 4)

Figure 8.1a          Distribution of Fisheries Production (Adult Fish)

Figure 8.1b          Distribution of Fisheries Production (Fish Fry)

Figure 8.2a          Distribution of Fishing Operations (Vessel not Exceeding 15m in Length)

Figure 8.2b          Distribution of Fishing Operations (Vessel Exceeding 15m in Length)

Figure 9.1            Landscape & Visual Impact Study Area

Figure 9.2            Existing Aerial Photograph

Figure 9.4.1         Existing Oblique Aerial Photograph – West End

Figure 9.4.2         Existing Oblique Aerial Photograph – Central

Figure 9.4.3         Existing Oblique Aerial Photograph– East End

Figure 9.5            Planning & Development Framework (OZP) (Sheet 1 of 9)

Figure 9.5.1         Planning & Development Framework (OZP) (Sheet 2 of 9)

Figure 9.5.2         Planning & Development Framework (OZP) (Sheet 3 of 9)

Figure 9.5.3         Planning & Development Framework (OZP) (Sheet 4 of 9)

Figure 9.5.4         Planning & Development Framework (OZP) (Sheet 5 of 9)

Figure 9.5.5         Planning & Development Framework (OZP) (Sheet 6 of 9)

Figure 9.5.6         Planning & Development Framework (OZP) (Sheet 7 of 9)

Figure 9.5.7         Planning & Development Framework (OZP) (Sheet 8 of 9)

Figure 9.5.8         Planning & Development Framework (OZP) (Sheet 9 of 9)

Figure 9.6.1         Landscape Resources Plan (Sheet 1 of 2)

Figure 9.6.2         Landscape Resources Plan (Sheet 2 of 2)

Figure 9.7.1         Photo of Landscape Resources (Sheet 1 of 4)

Figure 9.7.2         Photo of Landscape Resources (Sheet 2 of 4)

Figure 9.7.3         Photo of Landscape Resources (Sheet 3 of 4)

Figure 9.7.4         Photo of Landscape Resources (Sheet 4 of 4)

Figure 9.8.1         Landscape Character Areas Plan (Sheet 1 of 2)

Figure 9.8.2         Landscape Character Areas Plan (Sheet 2 of 2)

Figure 9.9.1         Photo of Landscape Character Area (Sheet 1 of 2)

Figure 9.9.2         Photo of Landscape Character Area (Sheet 2 of 2)

Figure 9.10.1       Broadbrush Tree Survey Plan (Sheet 1 of 2)

Figure 9.10.2       Broadbrush Tree Survey Plan (Sheet 2 of 2)

Figure 9.11.2       Trunk Road T2 & South Apron Master Landscape Plan

Figure 9.12.1       T2 Western Ventilation Building & Tunnel Portal - General Layout

Figure 9.12.2       T2 Western Tunnel Portal - Section

Figure 9.12.3       T2 Western Ventilation Building - Section

Figure 9.12.4       T2 Western Ventilation Building & Tunnel Portal - Elevation

Figure 9.14          Visually Sensitive Receivers Plan: Construction Phase (Sheet 1 of 8)

Figure 9.14.1       Visually Sensitive Receivers Plan: Construction Phase (Sheet 2 of 8)

Figure 9.14.2       Visually Sensitive Receivers Plan: Construction Phase (Sheet 3 of 8)

Figure 9.14.3       Visually Sensitive Receivers Plan: Construction Phase (Sheet 4 of 8)

Figure 9.14.4       Visually Sensitive Receivers Plan: Construction Phase (Sheet 5 of 8)

Figure 9.14.5       Visually Sensitive Receivers Plan: Construction Phase (Sheet 6 of 8)

Figure 9.14.6       Visually Sensitive Receivers Plan: Construction Phase (Sheet 7 of 8)

Figure 9.14.7       Visually Sensitive Receivers Plan: Construction Phase (Sheet 8 of 8)

Figure 9.15          Visually Sensitive Receivers Plan: Operation Phase (Sheet 1 of 7)

Figure 9.15.1       Visually Sensitive Receivers Plan: Operation Phase (Sheet 2 of 7)

Figure 9.15.2       Visually Sensitive Receivers Plan: Operation Phase (Sheet 3 of 7)

Figure 9.15.3       Visually Sensitive Receivers Plan: Operation Phase (Sheet 4 of 7)

Figure 9.15.4       Visually Sensitive Receivers Plan: Operation Phase (Sheet 5 of 7)

Figure 9.15.5       Visually Sensitive Receivers Plan: Operation Phase (Sheet 6 of 7)

Figure 9.15.6       Visually Sensitive Receivers Plan: Operation Phase (Sheet 7 of 7)

Figure 9.16.1       Photo of Visual Sensitive Receivers (Sheet 1 of 13)

Figure 9.16.2       Photo of Visual Sensitive Receivers (Sheet 2 of 13)

Figure 9.16.3       Photo of Visual Sensitive Receivers (Sheet 3 of 13)

Figure 9.16.4       Photo of Visual Sensitive Receivers (Sheet 4 of 13)

Figure 9.16.5       Photo of Visual Sensitive Receivers (Sheet 5 of 13)

Figure 9.16.6       Photo of Visual Sensitive Receivers (Sheet 6 of 13)

Figure 9.16.7       Photo of Visual Sensitive Receivers (Sheet 7 of 13)

Figure 9.16.8       Photo of Visual Sensitive Receivers (Sheet 8 of 13)

Figure 9.16.9       Photo of Visual Sensitive Receivers (Sheet 9 of 13)

Figure 9.16.10     Photo of Visual Sensitive Receivers (Sheet 10 of 13)

Figure 9.16.11     Photo of Visual Sensitive Receivers (Sheet 11 of 13)

Figure 9.16.12     Photo of Visual Sensitive Receivers (Sheet 12 of 13)

Figure 9.16.13     Photo of Visual Sensitive Receivers (Sheet 13 of 13)

Figure 9.17          Trunk Road T2 & South Apron - Photomontage Key Plan

Figure 9.17.1       View Point No. 1 Photomontages -16th Floor, Megabox

Figure 9.17.2       View Point No. 2 Photomontages - Trunk Road T2 & Road L18

Figure 9.17.3       View Point No. 3 Photomontages – Trunk Road T2 Refuse Collection Point Road D4

Figure 9.17.4       View Point No. 4 Photomontages – Top Floor Proposed Residential Block: R3 Runway Precinct Housing Development

Figure 10.1a        Study Area for Terrestrial Archaeology and Built Heritage at Former Kai Tak Airport South Apron

Figure 10.1b        Study Area for Terrestrial Archaeology and Built Heritage at Cha Kwo Ling Road

Figure 10.1c        Study Area for Marine Archaeology (Sheet 1 of 2)

Figure 10.1d        Study Area for Marine Archaeology (Sheet 2 of 2)

Figure 10.2          Geology of Study Area and Location of Works Areas

Figure 10.3          Map Shown the Location of Cha Kwo Ling Law Mansion (HB-10)

Figure 10.4          Historical 1903 Map Showing the Layout of Cha Kwo Ling Village

Figure 10.5          Historical 1972 Map Showing the Layout of Cha Kwo Ling Village

Figure 10.6          Map Shown the Locations of Built Heritage Resources at Cha Kwo Ling

Figure 10.7          Coverage of Existing Mai Surveys and Studies

Figure 10.8          Location of Sonar Contacts within Area A (Agreement CE 32/99)

Figure 10.9          Area for Additional Geophysical Survey

Figure 10.10        Location of 2010 Sonar Contract in Relation to the Study Area

Figure 11.1a        Sediment Sampling Stations (Sheet 1 of 2)

Figure 11.1b        Sediment Sampling Stations (Sheet 2 of 2)

Figure 11.2a        Study Area for Land Contamination Assessment (Sheet 1 of 2)

Figure 11.2b        Study Area for Land Contamination Assessment (Sheet 2 of 2)

 

appendices

Appendix 1A       Environmental Mitigation Implementation Schedule

Appendix 2A       Planning Application (Application No. A/K22/13) for Residential Development at the Site Approved by Town Planning Board in March 2012

Appendix 2B       Option Assessment Scores

Appendix 3A       T2 Summary Construction Programme using TBM

Appendix 3B       Not used

Appendix 3C       Summary table of Concurrent Projects

Appendix 3D       Letter from Transport Department confirming no adverse comments on Technical Notes No.TN2 and TN3

Appendix 4A       Justification of Percentage of Active Area and Calculation of Watering Efficiency

Appendix 4B       Details of Dust Emission Sources of T2

Appendix 4C       Details of Dust Emission Sources of Concurrent Projects

Appendix 4D       Trips Estimation

Appendix 4E       Estimated VKT in Years 2016, 2021 and 2032

Appendix 4F       Meteorology Information

Appendix 4G       Estimated Emission Factors in Yr 2021, Yr 2026 and Yr 2036

Appendix 4H       Ventilation Building & Portal Emission of Trunk Road T2

Appendix 4I        Ventilation Building & Portal Emission of Central Kowloon Route (CKR)

Appendix 4J        Ventilation Building & Portal Emission of Tseung Kwan O – Lam Tin Tunnel (TKO-LTT)

Appendix 4K       Emission of Eastern Harbour Crossing

Appendix 4L       Emission of Kai Tak Cruise Terminal

Appendix 4M      Emission of Hospital Chimney

Appendix 4N       Emission of Helicopter

Appendix 4O       Emission of Kwun Tong Typhoon Shelter

Appendix 4P       Sensitivity Test of Emission Inventory

Appendix 4Q       Sample Calculations of the TSP Results of ASRs

Appendix 4R       Emission Factor of Year 2021 for CALINE4 Modelling

Appendix 4S       Sample Calculations of the NO2 and RSP Results of ASRs

Appendix 4T       In Tunnel Air Quality

Appendix 5A       Identified Representative Noise Sensitive Receivers

Appendix 5B       Lists of Notional Sources and Respective Slant Distances from NSRs

Appendix 5C       Plant Inventory Unmitigated Scenario

Appendix 5D       Geological Profile at the Road T2 NSRs

Appendix 5E       Construction Noise Assessment (Unmitigated Scenario)

Appendix 5F       Plant Inventory Mitigated Scenario

Appendix 5G       Construction Noise Assessment (Mitigated Scenario)

Appendix 5H       Unmitigated Detailed Ground-borne Noise Calculations

Appendix 5I        Operation Fixed Plant Noise

Appendix 5J        Roads Network for the Traffic Noise Impact Assessment

Appendix 5K       Approval Letter from Transport Department

Appendix 5L       Predicted Traffic Noise Results of the Unmitigated Scenario

Appendix 5M      Sample Calculation for 6 Identified NSRs in Traffic Noise Assessment

Appendix 7A1     Representative Photographs of Intertidal Habitats obtained from KTD EIA (EIAO Register No. AEIAR-130/2009)

Appendix 7A2     Locations of the Intertidal Survey and Coral Surveys in KTD EIA (EIAO Register No. AEIAR-130/2009)

Appendix 10A     Built Heritage Catalogue

Appendix 10B     2002 Marine Archaeological Investigation Report, Prepared under Agreement No. CE 32/99 Comprehensive Feasibility Study for The Revised Scheme of South East Kowloon Development, March 2002

Appendix 10C     2008 Baseline Review Report, Prepared under Agreement No. CE 58/2006(HY) Central Kowloon Route and Widening of Gascoigne Road Flyover Marine Archaeological Investigation (MAI), November 2008

Appendix 10D     Geophysical Survey, Works Order Number GE/2010/02.7, Agreement No. CE 38/2008 (HY) Kai Tak Development – Trunk Road T2 and Infrastructure at South Apron – Investigation, Design and Construction, Archaeological Geophysical Survey

Appendix 11A     Sediment Testing and Sampling Plan,Fieldwork Records, Laboratory Test Results, and Geological Profile based on Previous SI Records

Appendix 11B     Summary of Initial Review for Land Contamination Potential, Contamination Assessment Plan, and Contamination Assessment Report

Appendix 11C     Letter from CEDD's Vetting Committee on 28 February 2013

Appendix 11D     Construction and Demolition Material Management Plan