SA1 to Agreement No. CE 54/2001 (CE)

WAN CHAI DEVELOPMENT PHASE II

PLANNING AND ENGINEERING REVIEW

ENVIRONMENTAL IMPACT ASSESSMENT REPORT

for

WAN CHAI DEVELOPMENT PHASE II AND CENTRAL-WAN CHAI BYPASS

CONTENTS

Page

VOLUME 2 – Road Works

Part B - Schedule 2 DP2: Road P2 and other roads which are classified as primary/district distributor roads

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

1.1 Project Background........................................................................................... 1-1

1.2 WDII Review................................................................................................... 1-2

1.3 Harbour-Front Enhancement Review.................................................................. 1-3

1.4 Environmental Impact Assessment..................................................................... 1-4

1.5 Objectives and Scope of the EIA Study............................................................... 1-5

1.6 Designated Projects under the EIAO.................................................................. 1-6

1.7 Relevant Approved EIA Reports........................................................................ 1-7

1.8 Structure of this Volume 2 – Part B.................................................................... 1-7

2 PROJECT DESCRIPTION....................................................................................... 2-1

2.1 Site Location..................................................................................................... 2-1

2.2 EIA Study Area................................................................................................ 2-1

2.3 Project Requirements, Scope and Benefits.......................................................... 2-2

2.4 Construction Methods and Engineering Requirements.......................................... 2-3

2.5 Operation of the Project..................................................................................... 2-3

2.6 Works Programme............................................................................................ 2-3

2.7 Related Projects................................................................................................ 2-3

3 AIR QUALITY.......................................................................................................... 3-1

3.1 Introduction....................................................................................................... 3-1

3.2 Environmental Legislation, Policies, Plans, Standards and Criteria......................... 3-1

3.3 Description of the Environment........................................................................... 3-2

3.4 Sensitive Receivers............................................................................................ 3-3

3.5 Identification of Environmental Impacts............................................................... 3-4

3.6 Assessment Methodology................................................................................... 3-6

3.7 Prediction and Evaluation of Environmental Impacts........................................... 3-19

3.8 Mitigation of Adverse Environmental Impacts.................................................... 3-24

3.9 Evaluation of Residual Impacts......................................................................... 3-24

3.10 Environmental Monitoring and Audit.................................................................. 3-24

3.11 Conclusion....................................................................................................... 3-25

4 NOISE........................................................................................................................ 4-1

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

4.2 Environmental Legislation, Policies, Plans, Standards and Criteria......................... 4-1

4.3 Description of the Environment........................................................................... 4-4

4.4 Sensitive Receivers............................................................................................ 4-5

4.5 Assessment Methodology................................................................................... 4-5

4.6 Identification of Environmental Impacts............................................................. 4-10

4.7 Prediction and Evaluation of Environmental Impacts........................................... 4-10

4.8 Mitigation of Adverse Environmental Impacts.................................................... 4-11

4.9 Evaluation of Residual Impacts......................................................................... 4-13

4.10 Environmental Monitoring and Audit.................................................................. 4-14

4.11 Conclusion....................................................................................................... 4-14

5 WATER QUALITY .................................................................................................. 5-1

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

5.2 Water Sensitive Receivers................................................................................. 5-1

5.3 Environmental Legislation, Policies, Plans, Standards and Criteria......................... 5-1

5.4 Description of the Environment........................................................................... 5-4

5.5 Identification of Environmental Impact................................................................ 5-6

5.6 Assessment Methodology................................................................................... 5-7

5.7 Prediction and Evaluation of Environmental Impacts............................................ 5-7

5.8 Mitigation of Adverse Environmental Impacts...................................................... 5-8

5.9 Evaluation of Residual Impacts......................................................................... 5-10

5.10 Environmental Monitoring and Audit.................................................................. 5-11

5.11 Conclusion....................................................................................................... 5-11

6 WASTE MANAGEMENT......................................................................................... 6-1

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

6.2 Environmental Legislation, Policies, Plans, Standards and Criteria......................... 6-1

6.3 Assessment Methodology................................................................................... 6-2

6.4 Identification of Potential Sources of Impact........................................................ 6-3

6.5 Prediction and Evaluation of Environmental Impacts............................................ 6-3

6.6 Mitigation Measures.......................................................................................... 6-7

6.7 Evaluation of Residual Impacts........................................................................... 6-9

6.8 Environmental Audit.......................................................................................... 6-9

6.9 Conclusion....................................................................................................... 6-10

7 LAND CONTAMINATION...................................................................................... 7-1

8 SEWERAGE IMPACT AND SEWAGE TREATMENT IMPLICATIONS............. 8-1

9 MARINE ECOLOGY................................................................................................ 9-1

10. LANDSCAPE AND VISUAL IMPACT ASSESSMENT........................................ 10-1

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

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

10.3 Assessment Methodology................................................................................. 10-2

10.4 Scope and Content of the Study........................................................................ 10-7

10.5 Review of Planning and Development Control Framework................................. 10-8

10.6 Comments on Landscape and Visual Issues received during Consultations......... 10-11

10.7 Baseline Study............................................................................................... 10-13

10.8 Landscape Impact Assessment....................................................................... 10-33

10.9 Visual Impact Assessment.............................................................................. 10-42

10.10 Conclusion..................................................................................................... 10-48

11 CULTURAL HERITAGE....................................................................................... 11-1

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

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

12.2 Air Quality Impact........................................................................................... 12-1

12.3 Noise Impact................................................................................................... 12-2

12.4 Water Quality Impact....................................................................................... 12-2

12.5 Waste Management......................................................................................... 12-2

12.6 Land Contamination......................................................................................... 12-3

12.7 Marine Ecology............................................................................................... 12-3

12.8 Landscape and Visual...................................................................................... 12-3

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

13 IMPLEMENTATION SCHEDULE OF THE PROPOSED MITIGATION MEASURES
.................................................................................................................................. 13-1

14 CONCLUSION........................................................................................................ 14-1

14.1 Introduction..................................................................................................... 14-1

14.2 Environmental Outcomes................................................................................ 14-13

14.3 Air Quality Impact......................................................................................... 14-19

14.4 Noise Impact................................................................................................. 14-20

14.5 Water Quality Impacts................................................................................... 14-20

14.6 Waste Management Implications..................................................................... 14-21

14.7 Land Contamination Impact............................................................................ 14-21

14.8 Marine Ecological Impact............................................................................... 14-21

14.9 Landscape and Visual Impact......................................................................... 14-21

14.10 Cultural Heritage Impact................................................................................ 14-22

14.11 Environmental Monitoring and Audit................................................................ 14-23

14.12 Overall Conclusion......................................................................................... 14-23