Contents

1                      Introduction                                                                          

1.1                   Project Background                                                        

1.2                   Need of the Project                                                           

1.3                   Existing Environment                                                         

1.4                   Objectives of the EIA Study                                            

1.5                   Organisation of the Report                                          

2                      Options Selection                                                                

2.1                   Design Return Period                                                         

2.2                   Flood Prevention Measures Analysis                      

2.3                   Options Evaluation                                                             

3                      Project Description                                                           

3.1                   Project Scope                                                                       

3.2                   Project Design                                                                      

3.3                   Construction Programme                                              

3.4                   Construction Methodology                                          

3.5                   Maintenance Dredging                                                      

3.6                   Concurrent Projects                                                       

4                      Air Quality Impact Assessment                                     

4.1                   Introduction                                                                          

4.2                   Legislation Requirements and Evaluation Criteria1

4.3                   Baseline Conditions                                                            

4.4                   Identification of Air Sensitive Receivers                  

4.5                   Potential Sources of Impact                                         

4.6                   Assessment Methodology                                              

4.7                   Evaluation of Impacts                                                       

4.8                   Mitigation Measures                                                           

4.9                   Residual Impacts                                                                  

4.10                 Environmental Monitoring and Audit (EM&A)         

4.11                 Conclusions                                                                           

5                      Noise                                                                                           

5.1                   Introduction                                                                          

5.2                   Baseline Conditions                                                            

5.3                   Relevant Legislation and Guidelines                        

5.4                   Noise Sensitive Receivers                                                 

5.5                   Identification of Potential Impacts                            

5.6                   Assessment Methodology                                              

5.7                   Evaluation of Impacts                                                       

5.8                   Mitigation of Adverse Environmental Impacts    

5.9                   Residual Environmental Impacts                                

5.10                 Monitoring and Audit Requirements                          

5.11                 Conclusions                                                                           

6                      WATER QUALITY Assessment                                             

6.1                   Introduction                                                                          

6.2                   Relevant Legislation and Guidelines                        

6.3                   Baseline Conditions                                                            

6.4                   Water Quality Sensitive Receivers                              

6.5                   Potential Sources of Impact                                         

6.6                   Assessment Methodology                                              

6.7                   Impact Assessment                                                              

6.8                   Mitigation Measures                                                           

6.9                   Residual Impacts                                                                  

6.10                 Cumulative Impacts                                                             

6.11                 Environmental Monitoring and Audit                       

6.12                 Conclusion                                                                              

7                      Terrestrial Ecological Assessment                        

7.1                   Introduction                                                                          

7.2                   Relevant Legislation & Assessment Criteria        

7.3                   Description of the Study Area                                      

7.4                   Recognized Sites of Conservation Importance Downstream of the Study Area along the Shenzhen River                                   

7.5                   Literature Review of Terrestrial Ecological Resources within the Study Area                                                                                            

7.6                   Ecological Baseline Surveys - Methodologies0

7.7                   Ecological Baseline Surveys - Results                   

7.8                   Ecological Evaluation                                                     

7.9                   Project Site                                                                            

7.10                 Terrestrial Ecological Impact Assessment and Evaluation        

7.11                 Mitigation Measures                                                           

7.12                 Cumulative Impacts                                                             

7.13                 Residual Environmental Impacts                                

7.14                 Environmental Monitoring and Audit                       

7.15                 Summary & Conclusions                                                   

8                      Fisheries Impact Assessment                                         

8.1                   Introduction                                                                          

8.2                   Relevant Legislation and Guidelines                        

8.3                   Study Area and Sensitive Receivers                           

8.4                   Potential Environmental Impacts to Fisheries    

8.5                   Mitigation Measures                                                           

8.6                   Residual Impacts                                                                  

8.7                   Environmental Monitoring and Auditing                 

8.8                   Conclusion                                                                              

9                      Waste Management Assessment                                  

9.1                   Introduction                                                                          

9.2                   Legislation Requirements and Evaluation Criteria

9.3                   Expected Waste Sources                                                

9.4                   Assessment Methodology                                              

9.5                   Waste Management Assessment                                  

9.6                   Mitigation Measures                                                           

9.7                   Residual Environmental Impacts                                

9.8                   Environmental Monitoring and Audit Requirements       

9.9                   Conclusions                                                                           

10                    Land Contamination Assessment                                 

10.1                 Introduction                                                                          

10.2                 Legislative Requirements and Evaluation Criteria

10.3                 Site Conditions                                                                       

10.4                 Potential Sources of Land Contamination at the Site   

10.5                 Land Contamination Site Investigation                     

10.6                 Land Contamination Impact Assessment                 

10.7                 Land Contamination Mitigation Measures               

10.8                 Residual Environmental Impacts                                

10.9                 Environmental Monitoring and Audit                       

10.10               Conclusions                                                                           

11                    Cultural heritage                                                              

11.1                 Introduction                                                                          

11.2                 Statutory Requirements and Evaluation Criteria  

11.3                 Assessment Methodology                                              

11.4                 Baseline Conditions                                                            

11.5                 Identification of Cultural Heritage Impacts        

11.6                 Assessment of Cultural Heritage Impacts           

11.7                 Cumulative Impacts                                                             

11.8                 Mitigation Measures                                                           

11.9                 Residual Impact                                                                     

11.10               Environmental Monitoring and Audit                       

11.11               Conclusion                                                                              

12                    LANDSCAPE AND VISUAL IMPACT ASSESSMENT             

12.1                 Introduction                                                                          

12.2                 Legislation Requirements and Evaluation Criteria

12.3                 Project Description                                                           

12.4                 Planning and Development Control Framework    

12.5                 Broad Brush Tree Survey                                               

12.6                 Landscape Impact Assessment                                     

12.7                 Visual Impact Assessment                                               

12.8                 Cumulative impacts                                                             

12.9                 Environmental Monitoring and Audit (EM&A)         

12.10               Conclusions                                                                           

13                    Environmental Monitoring & Audit Measures      

13.1                 Introduction                                                                          

13.2                 EM&A Manual and Implementation Schedule         

13.3                 Air Quality                                                                                

13.4                 Noise                                                                                           

13.5                 Water Quality                                                                        

13.6                 Terrestrial Ecology                                                         

13.7                 Fisheries                                                                                    

13.8                 Land Contamination                                                            

13.9                 Waste Management                                                             

13.10               Cultural Heritage                                                              

13.11               Landscape & Visual                                                             

14                    Conclusions and Summary of Environmental Outcomes       

14.1                 Introduction                                                                          

14.2                 Air Quality                                                                                

14.3                 Noise                                                                                           

14.4                 Water Quality                                                                        

14.5                 Terrestrial Ecology                                                         

14.6                 Fisheries                                                                                    

14.7                 Waste Management                                                             

14.8                 Land Contamination                                                            

14.9                 Cultural Heritage Impact                                               

14.10               Landscape and Visual Impact                                        

14.11               Overall Conclusion                                                           

14.12               Key Environmental Outcomes                                       

 

Annexes

 

Annex A       Air Quality Supporting Information

Annex A1     Dust Emission Rate Calculation (For Hourly and Daily Average)

Annex A2     Dust Emission Rate Calculation (For Annual Average)

Annex A3     Dust Results

Annex A4     Laboratory Test Results of Acid Volatile Sulphides (AVSs)

 

Annex B       Supporting Information for Noise Impact Assessment

Annex B1     Preliminary Construction Programme

Annex B2     Construction Plant Inventory (Unmitigated)

Annex B3     Summaries of Predicted Noise Level (due to the Project and Cumulative Impact - Unmitigated)

Annex B4     Construction Noise Impact Assessment (Unmitigated)

Annex B5     Operational Noise Impact Assessment (Unmitigated)

Annex B6     Construction Plant Inventory (Mitigated)

Annex B7     Summaries of Predicted Noise Levels (due to the Project and Cumulative Impact - Mitigated)

Annex B8     Construction Noise Impact Assessment (Mitigated)

 

Annex C       Supporting Information for Water Quality Impact Assessment

Annex C1     Water Quality Modelling Method Statement

Annex C2     Modelling Results

Annex C3     Elutriate Test Results

 

Annex D       Supporting Information for Ecological Impact Assessment

 

Annex E       Sediment Testing Information

Annex E1     Sediment Sampling and Testing Plan

Annex E2     Sediment Testing Results

 

Annex F       Contaminated Assessment Report (including CAP)

 

Annex G       Supporting Information for CHIA

Annex G1     Bibliography

Annex G2     Test Pit Records

Annex G3     Auger Hole Records

Annex G4     Land Survey Records

Annex G5     Detailed Records of Identified Built Heritage Features Within CHIA Study Area

 

Annex H      Implementation Schedule