CIVIL ENGINEERING AND DEVELOPMENT DEPARTMENT

IMPROVEMENT TO SO KWUN PO INTERCHANGE

ENVIRONMENTAL IMPACT ASSESSMENT

EIA REPORT (HTML)

TABLE OF CONTENTS

1. INTRODUCTION

2. PROJECT DESCRIPTION

3. AIR QUALITY

4. NOISE

5. WATER QUALITY

6. WASTE MANAGEMENT IMPLICATIONS

7. LAND CONTAMINATION

8. ECOLOGICAL IMPACT

9. LANDSCAPE AND VISUAL IMPACT

10. CULTURAL HERITAGE

11. ENVIRONMENTAL MONITORING AND AUDIT REQUIREMENTS

12. SUMMARY OF ENVIRONMENTAL OUTCOMES

13. CONCLUSION

LIST OF FIGURES
Figure 1.1	Location Plan of the Project
Figure 2.1	Layout of Base Scheme
Figure 2.2	Layout of Developed Scheme
Figure 2.3	Comparison of Future Peak Hour Junction Performance
Figure 2.4	Location of Concurrent Projects
Figure 3.1	Project Site Boundary for Construction Phase
Figure 3.2	Project Site Boundary for Operation Phase
Figure 3.3	500m Assessment Area and Representative Air Sensitive Receivers
Figure 3.4	Road Links within 500m Assessment Area
Figure 3.5	Locations of Bus and Minibus Termini, Heavy Goods Vehicle and Bus/ Coach Parking Sites
Figure 3.6	Locations of Industrial Emission Sources
Figure 3.7	Contours of Cumulative Annual Average NO2 Concentration at 1.5m Above Ground
Figure 3.8	Contours of Cumulative 19^th Highest Hourly Average NO2 Concentration at 1.5m Above Ground
Figure 3.9	Contours of Cumulative Annual Average RSP Concentration at 1.5m Above Ground
Figure 3.10	Contours of Cumulative 10^th Highest Daily Average RSP Concentration at 1.5m Above Ground
Figure 3.11	Contours of Cumulative Annual Average FSP Concentration at 1.5m Above Ground
Figure 3.12	Contours of Cumulative 19^th Highest Daily Average FSP Concentration at 1.5m Above Ground
Figure 3.13	Contours of Cumulative Annual Average NO2 Concentration at 10m Above Ground
Figure 4.1	Locations of Noise Sensitive Receivers
Figure 4.2	Extent of Project Roads and Other Roads
Figure 4.3	Locations of Proposed Traffic Noise Mitigation Measures
Figure 4.4	Distance of Project Site to Concurrent Projects
Figure 5.1	Water Environment and Sensitive Receivers around Project Site
Figure 8.1	The Extent of the Assessment Area for Ecological Impact Assessment, the Locations of Importance Habitats, Ardeid Roost Surveying Point, Fauna Survey Transects and Aquatic Sampling Points
Figure 8.2	Habitat Map, and Locations of Finding of Flora and Fauna Species of Conservation Importance
Figure 8.3	Major Flight-lines of Ardeids of North District Park Egretry and Day Roost Recorded during the Ardeid Flight Path Survey
Figure 8.4	Temporary and Permanent Habitat Loss
Figure 8.5.1	Photos of Habitats and Selected Species of Conservation Importance – Sheet 1 of 3
Figure 8.5.2	Photos of Habitats and Selected Species of Conservation Importance – Sheet 2 of 3
Figure 8.5.3	Photos of Habitats and Selected Species of Conservation Importance – Sheet 3 of 3
Figure 9.1	Assessment Area for Landscape Impact Assessment
Figure 9.2	Planning and Control Development Framework
Figure 9.3	Landscape Resources Plan
Figure 9.4	Landscape Character Areas Plan
Figure 9.5.1	Photo of Landscape Resources (Sheet 1)
Figure 9.5.2	Photo of Landscape Resources (Sheet 2)
Figure 9.5.3	Photo of Landscape Resources (Sheet 3)
Figure 9.5.4	Photo of Landscape Character Areas
Figure 9.6.1	Visually Sensitive Receiver Plan
Figure 9.6.2	Key Public Viewing Point Plan
Figure 9.7	Mitigation Plan
Figure 9.8.1	Photomontage Viewpoint 01
Figure 9.8.2	Photomontage Viewpoint 02
Figure 9.8.3	Photomontage Viewpoint 03
Figure 9.8.4	Photomontage Viewpoint 04
Figure 9.8.5	Photomontage Viewpoint 05
Figure 9.8.6	Photomontage Viewpoint 06
Figure 9.8.7	Photomontage Viewpoint 07
Figure 9.8.8	Photomontage Viewpoint 08
Figure 9.8.9	Photomontage Viewpoint 09
Figure 10.1	Cultural Heritage Assessment Area
Figure 10.2	Geology

LIST OF APPENDICES
Appendix 2.1	Construction Programme
Appendix 2.2	Correspondence of Green Group
Appendix 3.1	Details of Identified Representative Air Sensitive Receivers
Appendix 3.2	Traffic Data, Calculation of Composite Vehicular Emission Factors in 2030, 2036 and 2041
Appendix 3.3	Road Configurations for CALINE4 Model
Appendix 3.4	Detailed Calculation of Emissions Associated with Bus and Minibus Termini, Heavy Goods Vehicle and Bus/ Coach Parking Sites
Appendix 3.5	Emission Inventory of Industrial Emissions
Appendix 3.6	Calculation of Land Use Parameters for AERMET
Appendix 3.7	Calculation of Surface Roughness Height for CALINE4
Appendix 3.8	Extent of Earthworks During Construction Phase
Appendix 3.9	Predicted Cumulative Pollutant Concentrations at Identified Representative Air Sensitive Receivers During Project Operation (With Project, Without DNR Scenario)
Appendix 3.10	Predicted Cumulative Pollutant Concentrations at Identified Representative Air Sensitive Receivers During Project Operation (With Project, With DNR Scenario)
Appendix 3.11	Predicted Cumulative Pollutant Concentrations at Identified Representative Air Sensitive Receivers without Project Operation
Appendix 4.1.1	Identified Representative Noise Assessment Points (NAP) for Construction and Road Traffic Noise Impact Assessment
Appendix 4.1.2	Photographs of the Existing Representative Noise Sensitive Receivers
Appendix 4.2.1	Construction Programme
Appendix 4.2.2	Works Area Plan
Appendix 4.3	Construction Plant Inventory during Non-Restricted Hours (Unmitigated Scenario)
Appendix 4.4.1	2024 and 2041 Peak Hour Traffic Forecasts
Appendix 4.4.2	Endorsement from Transport Department
Appendix 4.5.1	Locations of Existing Noise Barriers Within Assessment Area
Appendix 4.5.2	Locations of Re-provisioning or Temporary Removal of Noise Barriers
Appendix 4.6	Extent of Low Noise Road Surfacing on Existing Roads within Assessment Area
Appendix 4.7.1	Summary of Construction Noise Calculation (Unmitigated Scenario)
Appendix 4.7.2	Construction Noise Calculation (Unmitigated Scenario) (Each NAP)
Appendix 4.8	Detailed Results of Road Traffic Noise Assessment (2041 Unmitigated Scenario)
Appendix 4.9	Typical Configuration of Noise Barrier and Portable Noise Enclosure
Appendix 4.10	Construction Plant Inventory during Non-Restricted Hours (Mitigated Scenario)
Appendix 4.11.1	Summary of Construction Noise Calculation (Mitigated Scenario)
Appendix 4.11.2	Construction Noise Calculation (Mitigated Scenario) (Each NAP)
Appendix 4.12	Preliminary Design of Proposed Noise Barrier
Appendix 4.13	Detailed Results of Road Traffic Noise Assessment (2041 Mitigated Scenario)
Appendix 4.14	Eligibility Assessment for Indirect Technical Remedies
Appendix 7.1	Historical Aerial Photos
Appendix 7.2	Photo of Landscape Resources (Sheet 2)
Appendix 7.3	Site Walkover Photos
Appendix 7.4	Site Walkover Checklist
Appendix 8.1	Plant Species Recorded during the Ecological Survey
Appendix 8.2	Bird Species Recorded within the Assessment Area
Appendix 8.3	Butterfly Species Recorded within the Assessment Area
Appendix 8.4	Odonate Species Recorded within the Assessment Area
Appendix 8.5	Reptile Species Recorded within the Assessment Area
Appendix 8.6	Amphibian Species Recorded within the Assessment Area
Appendix 8.7.1	Mammal Species (Except Bat) Recorded within the Assessment Area
Appendix 8.7.2	Bat Species Recorded within the Assessment Area
Appendix 8.8	Aquatic Fauna Species Recorded within the Assessment Area
Appendix 9.1	Tree Survey Report
Appendix 10.1	Detailed Records of Graded Historic Buildings
Appendix 10.2	Detailed Records of Identified Built Heritage Items
Appendix 11.1	Implementation Schedule of Recommended Mitigation Measures