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Agreement No. CE 78/2022 (HY)

 

Tsing Yi – Lantau Link

– Investigation, Design and Construction

 

 

 

 

Environmental Impact Assessment Report

 

Main Text

 

September 2025

 

 

 

 

 

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Prepared and Checked by:

 

15 September 2025

Lam, Cheung Fai

HKIQEP EIA Expert (Membership No. PM0131)

 

 

 

 

AECOM ASIA COMPANY LIMITED

 

 

Disclaimer:

 

This report is prepared for Highways Department (HyD) and is given for its sole benefit in relation to and pursuant to Agreement No. CE 78/2022 (HY) Tsing Yi – Lantau Link – Investigation, Design and Construction and may not be disclosed to, quoted to or relied upon by any person other than HyD without our prior written consent.  No person (other than HyD) into whose possession a copy of this report comes may rely on this report without our express written consent and HyD may not rely on it for any purpose other than as described above.

 

 

 

 

 

Agreement No. CE 78/2022 (HY)

Tsing Yi – Lantau Link  – Investigation, Design and Construction

TABLE OF CONTENTS

1.         INTRODUCTION

1.1       Background

1.2       Designated Projects under Environmental Impact Assessment Ordinance

1.3       Purpose of the EIAs

1.4       Objectives of this EIA Study

1.5       Structure of the EIA Report

2.         PROJECT DESCRIPTION

2.1       Site Location and History of the Project

2.2       Objective and Need of the Project

2.3       Consideration of “With” and “Without” Project Scenarios

2.4       Environmental Benefits of the Project

2.5       Details of the Project

2.6       Design Changes to the Project

2.7       Consideration of Alignment Options

2.8       Project Details

2.9       Construction Methodologies

2.10     Implementation Programme

2.11     Summary of Alternative Mitigation Measures

2.12     Concurrent Projects

2.13     Documentation of Public Concerns

3.         AIR QUALITY

3.1       Introduction

3.2       Environmental Legislation, Standards and Guidelines

3.3       Description of the Environment

3.4       Identification of Air Sensitive Receivers

3.5       Identification of Air Pollution Impacts

3.6       Assessment Methodology

3.7       Prediction and Evaluation of Environmental Impacts

3.8       Mitigation of Adverse Environmental Impacts

3.9       Evaluation of Residual Impacts

3.10     Environmental Monitoring and Audit

3.11     Conclusion

4.         NOISE

4.1       Introduction

4.2       Environmental Legislation, Standards and Criteria

4.3       Baseline Conditions

4.4       Identification of Noise Sensitive Receivers

4.5       Construction Noise Impact Assessment

4.6       Road Traffic Noise Impact Assessment

4.7       Fixed Noise Sources Impact Assessment

4.8       Environmental Monitoring and Audit (EM&A)

4.9       Conclusion

5.         WATER QUALITY

5.1       Introduction

5.2       Environmental Legislation, Standards and Guidelines

5.3       Description of Environment

5.4       Water Sensitive Receivers

5.5       Identification of Potential Impacts

5.6       Assessment Methodology

5.7       Prediction and Evaluation of Environmental Impacts

5.8       Mitigation of Environmental Impacts

5.9       Residual Water Quality Impacts

5.10     Environmental Monitoring and Audit Requirements

5.11     Conclusions

6          WASTE MANAGEMENT IMPLICATIONS

6.1       Introduction

6.2       Environmental Legislation, Standards and Criteria

6.3       Assessment Methodology

6.4       Identification of Waste Management Implications

6.5       Prediction and Evaluation of Waste Implications

6.6       Mitigation of Adverse Environmental Impacts

6.7       Evaluation of Residual Impacts

6.8       Environmental Monitoring and Audit Requirements

6.9       Conclusion

7.         LAND CONTAMINATION

7.1       Introduction

7.2       Environmental Legislation, Standards and Criteria

7.3       Assessment Methodology

7.4       Description of Environment

7.5       Identification of Potential Land Contamination Concern

7.6       Future Land Uses

7.7       Site Investigation Plan

7.8       Initial Evaluation of Potential Land Contamination Impact

7.9       Mitigation of Adverse Environmental Impacts

7.10     Evaluation of Residual Impact

7.11     Environmental Monitoring and Audit

7.12     Conclusion

8.         TERRESTRIAL AND MARINE ECOLOGICAL IMPACT ASSESSMENT

8.1       Introduction

8.2       Environmental Legislation, Policies, Plans, Standards and Criteria

8.3       Assessment Methodology

8.4       Criteria for Evaluating Ecological Impact and Value

8.5       Ecological Baseline Condition – Literature Review

8.6       Ecological Baseline Condition – Ecological Survey

8.7       Ecological Evaluation of Habitats

8.8       Identification of Potential Impacts

8.9       Evaluation of Potential Environmental Impacts

8.10     Cumulative Impacts

8.11     Mitigation of Adverse Environmental Impacts

8.12     Evaluation of Residual Ecological Impacts

8.13     Environmental Monitoring and Audit

8.14     Conclusion

8.15     Reference

9.         FISHERIES IMPACT ASSESSMENT

9.1       Introduction

9.2       Environmental Legislation, Standards, Guidelines and Criteria

9.3       Methodology

9.4       Baseline Conditions

9.5       Impact Identification and Evaluation

9.6       Cumulative Impacts

9.7       Mitigation of Adverse Environmental Impacts

9.8       Environmental Monitoring and Audit Requirements

9.9       Conclusion

9.10     References

10.       LANDSCAPE AND VISUAL IMPACT ASSESSMENT

10.1     Introduction

10.2     Scope and Content of the Study

10.3     Environmental Legislation, Standards and Guidelines

10.4     Assessment Methodology

10.5     Baseline Study

10.6     Landscape Impact Assessment

10.7     Visual Impact Assessment

10.8     Landscape and Visual Mitigation Measures

10.9     Residual Impacts

10.10   Cumulative Impacts

10.11   Environmental Monitoring and Audit

10.12   Conclusion

11.       CULTURAL HERITAGE IMPACT ASSESSMENT

11.1     Scope and Assessment Area

11.2     Environmental Legislation, Standards and Criteria

11.3     Assessment Methodology for the CHIA

11.4     Background of the Assessment Area

11.5     Archaeological Background

11.6     Marine Archaeology Background

11.7     Baseline Conditions

11.8     Impact Assessment

11.9     Mitigation Measures

11.10   Environmental Monitoring and Audit

11.11   Conclusion

12.       HAZARD TO LIFE

12.1     Background

12.2     Hazard to Life Assessment Risk Criteria

12.3     Study Objectives and Methodology

12.4     Population Data

12.5     Hazard Identification

12.6     Frequency Analysis

12.7     Consequence and Impact Analysis

12.8     Risk Evaluation

12.9     Conclusions and Recommendations

13.       ENVIRONMENTAL MONITORING AND AUDIT REQUIREMENTS

13.1     Introduction

13.2     Air Quality

13.3     Noise

13.4     Water Quality

13.5     Waste Management Implication

13.6     Land Contamination

13.7     Terrestrial and Marine Ecology

13.8     Fisheries

13.9     Landscape and Visual

13.10   Cultural Heritage

13.11   Hazard to Life

14.       SUMMARY OF ENVIRONMENTAL OUTCOMES

14.1     Overview

14.2     Environmental Benefits of the Project

14.3     Incorporation of Environmentally Friendly Options

14.4     Environmental Design Recommended

14.5     Key Environmental Problems Avoided and Environmentally Sensitive Areas Protected

14.6     Environmental Protection Measures Recommended

14.7     Estimation of Population Protected

15.       CONCLUSION

15.1     Conclusion of EIA Study