TABLE OF CONTENTS
Background
Designated Projects under the EIAO
Purpose and Scope of the EIA Study
EIA Assessment Area
Relevant Approved EIA Reports
Structure of this EIA Report
Purpose and Objective of the Project
Brief Description of the Project
Project Scope
Need for the Project
Consideration of Alternatives/Options
Construction Programme
Concurrent Projects
Continuous Public Involvement
Introduction
Water Sensitive Receivers
Environmental Legislation, Policies, Plans,
Standards and Criteria
Description of the Environment and Baseline
Conditions
Identification of Potential Impacts
Assessment Methodology
Prediction and Evaluation of Environmental
Impacts
Mitigation of Environmental Impacts
Land-based Construction
Evaluation of Residual Impacts
Environmental Monitoring and Audit
Conclusion
Introduction
Environmental Legislation, Standards and
Guidelines
Description of the Existing Environment
Assessment Methodology
Identification of Environmental Impacts
Prediction and Evaluation of Environmental
Impacts
Mitigation of Adverse Environmental Impacts
Evaluation of Residual Impacts
Environmental Monitoring and Audit
Conclusion
Introduction
Environmental Legislation, Standards and
Guidelines
Description of the Environment
Air Sensitive Receivers
Potential Sources of Impact
Assessment Methodology
Prediction and Evaluation of Impacts
Evaluation of Residual Impacts
Environmental Monitoring and Audit
Requirements
Conclusion
Introduction
Environmental Legislation
Environmental Guidelines
Assessment Approach and Methodology
Identification of Waste Sources
Predicted and Evaluation of Waste Impacts for
Construction Phase
Mitigation Measures for Construction Phase
Impacts Caused by Handling, Collection and
Disposal of Waste
Evaluation of Residual Impacts
Environmental Monitoring and Audit
Requirements
Conclusion
7. ENVIRONMENTAL
MONITORING AND AUDIT REQUIREMENTS
Introduction
Water Quality Impact
Noise Impact
Air Quality Impact
Waste Management
8. IMPLEMENTATION
SCHEDULE AND RECOMMENDED MITIGATION MEASURES
9. Environmental
Outcomes and Impact summary
Introduction
Environmental Outcomes
Impact Summary
LIST OF TABLES
Table
2.1 Comparison of Alignment
Design Options for Cross Harbour Tunnel
Table
2.2 Benefits and Dis-benefits
of Construction Methods
Table
2.3 Benefits and Dis-benefits
of Construction Sequences
Table
2.4 Summary of Concurrent
Projects
Table
2.5 Summary of Public
Consultation Activities
Table
2.6 Summary of Key Public
Views on the Project
Table
3.1 Summary of Water Quality
Objectives for Victoria Harbour WCZ
Table
3.2 WSD’s Water Quality
Criteria for Flushing Water at Sea Water Intakes
Table
3.3 Proposed Assessment
Criteria for Dissolved Metals and Micro-Pollutants with Reference to Standards
Adopted by Other Countries
Table
3.4 Baseline Marine Water
Quality Condition for Central Victoria Harbour
Table
3.5 Baseline Marine Water
Quality Condition for Causeway Bay Typhoon Shelter
Table
3.6 Tentative Programme and
Recommended Maximum Dredging Rates for WDII and CWB
Table
3.7 Maximum Dredging Rates
Table
3.8 Summary of Planned Coastal
Developments Outside the Assessment Area
Table
3.9 Summary of Parameters for
Sediment Plume Model (Delft3D-PART)
Table
3.10 Predicted
Suspended Solids Concentrations at Seawater Intakes
Table
3.11 Predicted Suspended Solids Elevations and
Sedimentation Rates at Corals
Table
3.12 Comparison
of Marine Site Investigation Sediment Elutriate Test Results with the Water
Quality Standards
Table
3.13 Calculation
of the Effects of Increased Suspended Sediment Concentrations on Dissolved
Oxygen Concentrations under the Assessment Scenario
Table
3.14 Maximum
Effects on Dissolved Oxygen inside near the Dredging Site in CBTS
Table
4.1 Air-borne Daytime
Construction Noise Criteria
Table
4.2 Construction Noise
Criteria for Activity other than Percussive Piling during Restricted Hours
Table
4.3 Construction Noise
Criteria for SPME
Table
4.4 Representative Noise
Sensitive Receivers for Noise Impact Assessment
Table
4.5 Construction Phase
Elements
Table
4.6 Unmitigated Construction
Noise Levels due to construction of the Project
Table
4.7 Quiet PME Recommended for
Adoption during Construction Phase
Table
4.8 Noise Mitigation Measures
for Certain PME during Construction Phase
Table
4.9 Mitigated Construction
Noise Levels due to Construction of the Project
Table
4.10 Cumulative
Construction Noise Levels from Other Concurrent Projects (Mitigated)
Table
5.1 Hong Kong Air Quality
Objectives
Table
5.2 Representative Air
Sensitive Receivers
Table
5.3 Emission Factors for Dusty
Construction Activities (For Hourly and Daily TSP Concentrations Prediction)
Table
5.4 Averaged Emission Factors
for Dusty Construction Activities (For Annual Concentrations Prediction)
Table
5.5 Different Major Dust
Generating Activities in the Worst Scenarios during Construction Phase of WDII
& CWB
Table
5.6 Predicted Cumulative
Maximum Hourly, 24-hour and Annual Average TSP Concentrations at Representative
Air Sensitive Receivers (Unmitigated)
Table
5.7 Predicted Cumulative
Maximum Hourly, 24-hour and Annual Average TSP Concentrations at Representative
Air Sensitive Receivers (Mitigated)
Table
6.1 Identification of Waste
Types and Sources in Construction Phase of the Project
Table
6.2 Summary of Inert Construction
and Demolition Materials Quantities Generated
Table
6.3 Summary of Chemical
Screening Results
Table
6.4 Summary of Biological
Screening Results
Table
6.5 Disposal Quantity for
Marine Sediment
Table
6.6 Summary of Waste
Generation and Recommended Disposal Methods for Construction and Demolition
Works
Table
8.1 Implementation Schedule of
Recommended Mitigation Measures
Table
9.1 Summary of Key
Environmental Outcomes / Benefits
Table
9.2 Summary of Environmental
Impacts associated with the Project