Contents

1 INtroduction

1.1 Background

1.2 Objective of the EIA Study

1.3 Organisation of the Report

2 Project Description

2.1 Introduction

2.2 Site Description

2.3 Site History

2.4 Need For the Project

2.5 Consideration of Alternative Design Options

2.6 Project Description

2.7 Concurrent Project

3 Cultural heritage

3.1 Introduction

3.2 Relevant Legislation and Guidelines

3.3 Assessment Methodology

3.4 Baseline History

3.5 Potential Sources of Impact

3.6 Impact Assessment

3.7 Conservation Policy and Mitigation Measures

3.8 Residual Impact

3.9 Environmental Monitoring and Audit

4 LANDSCAPE AND VISUAL IMPACT ASSESSMENT

4.1 Introduction

4.2 Environmental Legislation & Guidelines

4.3 Planning and Development Control Framework

4.4 Impact Assessment Methodology

4.5 Project Description

4.6 Baseline Study

4.7 Impact Assessment

4.8 Cumulative Impacts

4.9 EM&A

4.10 Conclusions

5 Noise Impact Assessment

5.1 Introduction

5.2 Baseline Conditions

5.3 Legislative Framework

5.4 Noise Sensitive Receivers

5.5 Potential Sources of Impact

5.6 Assessment Methodology

5.7 Construction Phase Impact

5.8 Operation Phase Impact

5.9 Mitigation Measures

5.10 Cumulative Impact

5.11 Residual Impact

5.12 Environmental Monitoring and Audit

5.13 Conclusions

6 Air Quality Impact

6.1 Introduction

6.2 Legislation Requirement and Evaluation Criteria

6.3 Baseline Condition and Background Air Quality

6.4 Identification of air Sensitive Receivers

6.5 Evaluation of Impacts during Construction Phase

6.6 Evaluation of Impacts during Operation Phase

6.7 Cumulative Impacts

6.8 Mitigation Measures

6.9 Residual Impacts

6.10 Environmental Monitoring and Audit

6.11 Conclusions

7 WATER QUALITY ASSESSMENT

7.1 Introduction

7.2 Legislation and Standards

7.3 Water Quality Sensitive Receivers and Baseline Conditions

7.4 Potential Sources of Water Quality Impacts

7.5 Water Quality Impacts Assessment

7.6 Water Quality Mitigation Measures

7.7 Residual Environmental Impacts

7.8 Environmental Monitoring and Audit

7.9 Conclusion

8 WASTE MANAGEMENT IMPLICATIONS

8.1 Introduction

8.2 Legislation Requirements and Evaluation Criteria

8.3 Expected Waste Arisings During the Construction Phase

8.4 Expected Waste Arisings During Operation Phase

8.5 Mitigation Measures

8.6 Residual Environmental Impacts

8.7 Environmental Monitoring and Audit

8.8 Conclusions

9 Environmental Monitoring and Audit Requirements

9.1 Introduction

9.2 EM&A Manual

9.3 Cultural Heritage

9.4 Landscape and Visual

9.5 Air Quality

9.6 Noise

9.7 Water Quality

9.8 Waste Management

10 Conclusions and Summary of Environmental Outcomes

10.1 Conclusions

10.2 EM&A Requirement

10.3 Overall Conclusion

10.4 Summary of Environmental Outcomes

Annexes

Annex A1 Built Heritage Resources within CPS –Detailed Baseline Studies and Impact Assessments

Annex A2 Drawings of Proposed Modification Works at Existing Buildings

Annex A3 Ground Penetration Radar Survey Report

Annex A4 Heritage Operation Strategies, Manual and Implementation Programme

Annex A5 Interpretation Plan

Annex A6 Conservation Management Plan

Annex B Supporting Information for Noise Impact Assessment

Annex C Sewerage Impact Assessment Report

Annex D Key Assumptions

Annex E Implementation Schedule

List of Tables

Table 2.1	Environmental Benefits and Dis-Benefits of Key Design Aspects
Table 2.2	Proposed Uses in CPS
Table2.3	Proposed Modification/Refurbishment Works in CPS
Table 3.1	Built Heritage Resources within the Site
Table 3.2	Details of Hollywood Road
Table 3.3	Details of Old Bailey Street
Table 3.4	Details of Chancery Lane
Table 3.5	Details of Chancery Lane Steps
Table 3.6	Details of Arbuthnot Road
Table 3.7	Details of Pottinger Street
Table 3.8	Details of Walls (and Potential Tunnel) at Old Bailey Street
Table 3.9	Details of No. 20 Hollywood Road
Table 3.10	Summary of the Assessment for Building No. 01
Table 3.11	Summary of the Assessment for Building No. 02
Table 3.12	Summary of the Assessment for Building No. 03
Table 3.13	Summary of the Assessment for Building No. 04
Table 3.14	Summary of the Assessment for Building No. 05
Table 3.15	Summary of the Assessment for Building No. 06
Table 3.16	Summary of the Assessment for Building No. 07
Table 3.17	Summary of the Assessment for Building No. 08
Table 3.18	Summary of the Assessment for Building No. 09
Table 3.19	Summary of the Assessment for Building No. 10
Table 3.20	Summary of the Assessment for Building No. 11
Table 3.21	Summary of the Assessment for Building No. 12
Table 3.22	Summary of the Assessment for Building No. 13
Table 3.23	Summary of the Assessment for Building No. 14
Table 3.24	Summary of the Assessment for Building No. 15
Table 3.25	Summary of the Assessment for Building No. 16
Table 3.26	Summary of the Assessment for Building No. 17
Table 3.27	Summary of the Assessment for Building No. 18
Table 3.28	Summary of the Assessment for Building No. 19
Table 3.29	Summary of the Assessment for Parade Ground
Table 3.30	Summary of the Assessment for Prison Yard
Table 3.31	Summary of the Assessment for Walls and Revetments
Table 3.32	Summary of Impact Assessment for Other Built Heritage Resources within 50m but Outside the Site
Table 4.1	Impact Significance of Landscape or Visual Impact
Table 4.2	Attributes of New Construction within the Site
Table 4.3	Trees within the Project Site
Table 4.4	Sensitivity of Visually Sensitive Receivers
Table 4.5	Proposed Landscape Mitigation Measures
Table 4.6	Magnitude of Impact on LRs and LCAs affected by the Project, Before Mitigation
Table 4.7	Significance of Landscape Impacts in Construction and Operation Phases, before and after Mitigation
Table 4.8	Magnitude of Impact on VSRs affected by the Project
Table 4.9	Significance of Visual Impacts in Construction and Operation Phases, before and upon Mitigation
Table 5.1	Measured Prevailing Background Noise Levels
Table 5.2	EIAO-TM Day-time Construction Noise Standards
Table 5.3	Area Sensitivity Ratings
Table 5.4	Basic Noise Levels for General Construction Works
Table 5.5	ANLs depending on the ASR
Table 5.6	Operational Noise Criteria
Table 5.7	Representative Noise Sensitive Receivers (NSRs)
Table 5.8	Predicted Construction Noise Levels during Day-time Period (Without Mitigation)
Table 5.9	Predicted Operational Noise Levels during Day-time / Evening Time Period
Table 5.10	Predicted Operational Noise Levels during Night-time Period
Table 5.11	Maximum Allowable Sound Power Level of Fixed Plant Noise Sources
Table 5.12	Sound Power Level of Quiet PME
Table 5.13	Predicted Construction Noise Levels during Day-time Period (With Mitigation)
Table 6.1	Hong Kong Air Quality Objective
Table 6.2	Background Air Quality
Table 6.3	Identified Representative Air Sensitive Receivers
Table 7.1	Water Quality Objectives for Victoria Harbour (Phase Three) Water Control Zone
Table 7.2	Summary of Water Quality Statistics for Victoria Harbour (Phase Three)
Table 7.3	Water Sensitive Receivers
Table 8.1	Government Waste Disposal Facilities for Construction Waste
Table 8.2	Excavated Materials Generation during Construction
Table 8.3	GFA of Major Buildings and Structures to be Constructed
Table 8.4	Summary of Waste Arisings and Disposal Location
Table 9.1	Summary of EM&A Requirements
Table 10.1	Impact Summary

List of Figures

Figure 2.1	Project Location
Figure 2.2	Declared Monuments within the Project Site
Figure 2.3	Key Features of Scheme A
Figure 2.4	Key Features of Scheme B
Figure 2.5	Study on Existing Site Material for Façade Proposal
Figure 2.6	Conceptual Design of Footbridge
Figure 2.7	Site Connectivity
Figure 2.8	Tentative Construction Programme
Figure 2.9	Massing and Volume Definition of New Buildings
Figure 2.10	Design of New Buildings and Upper Courtyard
Figure 2.11	Site Plan
Figure 2.12	Proposed Master Layout Level 31.6 to 41.6
Figure 2.13	Proposed Master Layout Level 41.6 to 45.3
Figure 2.14	Proposed Master Layout Level 45.3 to 48.6
Figure 2.15	Proposed Master Layout Level 48.6 to 52.4
Figure 2.16	Proposed Master Layout Level 52.4 to 57.1
Figure 2.17	Proposed Master Layout Level 57.1 to 61.3
Figure 2.18	Proposed Master Layout Level 61.3 to 68.0
Figure 2.19	Proposed Master Layout Level 69.335
Figure 2.20	Proposed Master Layout Level 73.165
Figure 2.21	Proposed Master Layout Level 76.995 to 80.000
Figure 2.22	Proposed Master Layout Section A-A & B-B
Figure 2.23	Proposed Master Layout Section C-C & D-D
Figure 2.24	Proposed Master Layout Section E-E & F-F
Figure 2.25	Location of Concurrent Project
Figure 3.1	Map Showing Location of GPR Survey for the Site Adapted from plan by FT Laboratories Ltd.
Figure 3.2	View overlooking the site in 1895, showing the radial plan prison, the Married Inspectors’ Quarters and Deputy Superintendent’s House (Building 04), the original Magistracy, and the Superintendent’s House (10) behind that
Figure 3.3	View looking into the Victoria Gaol radial plan prison c.1895, showing the laundry yard area and D Hall
Figure 3.4	Photograph of Central Hong Kong taken from the Peak c.1946-47 by Hedda Morrison. The site is shown highlighted in red, with the central tower and south wing of the radial plan prison still in place
Figure 3.5	1851
Figure 3.6	1856
Figure 3.7	1858
Figure 3.8	1887
Figure 3.9	1901
Figure 3.10	1913
Figure 3.11	1914
Figure 3.12	1936
Figure 3.13	Master Layout Plan showing all Identified Cultural Herltage Items in the CHIA STUDY AREA
Figure 3.14	Geology of the Project Site and Adjacent Area
Figure 3.15	Historic Maps of the Project Site and Its Adjacent Area
Figure 3.16	Ten Areas with Archaeological Potential
Figure 3.17	Areas (in Yellow) Involve Soll Excavation Works
Figure 4.1	Baseline Landscape Resources
Figure 4.2	Photorecord of Various Landscape Resources
Figure 4.3	Baseline Landscape & Visual Character Areas
Figure 4.4	Photorecord of Various Landscape Character Areas
Figure 4.5	Trees within the Project Site including Proposal Treatments and Photorecord of Trees
Figure 4.6	Visual Envelope for Visual Impact Assessment
Figure 4.7	Location Plan of Visually Sensitive Receivers (VSRs)/ Vantage Points (VPs) outside Site
Figure 4.8a	Landscape Master Plan showing Key Mitigation Measures
Figure 4.8b	Photomontage illustrating view from Prison Yard with proposal Landscaping and Design Features
Figure 4.9	Photomontage from VPa and VPf (Central/ Mid-Levels Escalator above Hollywood Road) (Street Level at Hollywood Road/Pottinger Street Junction)
Figure 4.10	Photomontage from VPb (Medium/ High Level Commercial/Residential Building(s) above Hollywood Road)
Figure 4.11	Photomontage from VPc (Street Level at The Centrium on Arbuthnot Road)
Figure 4.12	Photomontage from VPd (Medium/High Rise Level Residential Building(s) on Chancery Lane)
Figure 4.13	Photomontage from VPe (Street Level at Old Bailey Street/ Chancery Lane Junction)
Figure 4.14	Day and Night Time Views towards Project Site at Operation*
Figure 5.1	Study Area for Noise Impact Assessment
Figure 5.2	Location of Representative Noise Sensitive Receivers and Background Noise Measurement Locations
Figure 6.1	Study Area and Representative Air Sensitive Receivers for Air Quality Impact Assessment
Figure 6.2	Locations of Operating Stacks within Study Area
Figure 7.1	Locations of Water Sensitive Receivers