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BTC PROJECT ESIA GEORGIA RESPONSE TO COMMENTS (FROM ESIA PUBLIC DISCLOSURE PHASE) TABLE OF CONTENTS Page No 1 EXECUTIVE SUMMARY 1-1 1.1 Introduction 1-1 1.2 BTC Project 1-1 1.2.1 The need for the project 1-2 1.2.2 Project environmental and social goals and objectives 1-3 1.3 Environmental and social impact assessment 1-3 1.3.1 Public consultation 1-5 1.3.2 Regulatory and policy framework 1-5 1.4 Project alternatives 1-6 1.4.1 Strategic considerations 1-6 1.4.2 Routing alternatives 1-7 1.5 Project description 1-11 1.5.1 Project schedule 1-11 1.5.2 Design 1-12 1.5.3 Construction 1-12 1.5.4 Operation 1-13 1.5.5 Decommissioning 1-13 1.6 ESIA methodology 1-13 1.7 Baseline 1-14 1.7.1 Environmental baseline 1-14 1.7.2 Socio-economic baseline 1-18 1.7.3 Attitudes to the BTC project 1-19 1.8 Impacts and mitigation 1-19 1.8.1 Environmental impacts and mitigation 1-19 1.8.2 General operational mitigation measures 1-28 1.8.3 Socio-economic impacts and mitigation 1-33 1.9 Cumulative impacts 1-35 1.10 Management and monitoring 1-37 1.11 Overall project assessment 1-38 1.11.1 Environmental project assessment 1-39 1.11.2 Socio-economic project assessment 1-42 Tables Table 1-1 Major river crossings 1-15 Table 1-2 Mitigation measures 1-20 Table 1-3 Summary of mitigation measures for off ROW sites 1-26 Table 1-4 Summary of facilities and activities associated with operational phase 1-28 Table 1-5 General operational mitigation measures for pipeline operation 1-29 Table 1-6 Summary social impacts and mitigation measures 1-33 Figures Figure 1-1 The BTC pipeline route 1-2 Figure 1-2 The ESIA process 1-4 Figure 1-3 ESIA schedule for BTC in Georgia 1-5 Figure 1-4 Overview map of WREP, NREP, BTC and SCP 1-6 Figure 1-5 10km Corridors of Interest 1-8 TABLE OF CONTENTS NOVEMBER 2002 BTC PROJECT ESIA GEORGIA RESPONSE TO COMMENTS (FROM ESIA PUBLIC DISCLOSURE PHASE) 2 INTRODUCTION 2-1 2.1 Public disclosure process 2-1 2.1.1 Distribution of disclosure documentation 2-2 2.1.2 Disclosure meetings 2-3 2.1.3 Collection and incorporation of feedback 2-5 Figures Figure 2-1 Nazarlo Road Show community meeting, 29th June 2-5 Figure 2-2 Route by which comments were received 2-6 Figure 2-3 Sample comment from database 2-7 Figure 2-4 Template Issue Summary 2-8 Figure 2-5 Breakdown of social comments received 2-9 Figure 2-6 Breakdown of environment comments received 2-10 3 PROJECT ALTERNATIVES 3-1 3.1 Introduction 3-2 3.2 Route selection methodology 3-3 3.2.1 Basic principles 3-3 3.2.2 FCI-ROW 3-4 3.2.3 Route selection methodology 3-5 3.3 Stage 0: Identify alternative export options 3-7 3.3.1 General 3-7 3.3.2 Evaluation of export options 3-7 3.3.3 Evaluation of pipeline corridors in Georgia 3-8 3.3.4 Corridor options recommended for consideration in Stage 1 3-10 3.4 Stage 1: 10km corridor of interest 3-10 3.4.1 General 3-10 3.4.2 Terrain and geohazards 3-11 3.4.3 Environmental and social issues 3-14 3.4.4 Security 3-17 3.4.5 Constructability, reinstatement and long-term integrity 3-19 3.4.6 Conclusions 3-21 3.5 Stage 2: Route refinement (500m preferred route corridor) 3-23 3.5.1 General 3-23 3.5.2 Methodology 3-23 3.5.3 Key areas within 10km corridor 3-25 3.5.4 Azerbaijan Border to Marneuli 3-25 3.5.5 Tetriskaro area 3-27 3.5.6 Lake Tsalka area 3-30 3.5.7 Kizil-Kilisa to Tabatskuri / Ktsia Tabatskuri area 3-32 3.5.8 Tskhratskaro and Tsikhisjvari area 3-36 3.5.9 Outside Ktsia Tabatskuri Reserve 3-38 3.5.10 Mtkvari River to Turkish Border 3-38 3.6 Stage 3: Route refinement (100m specified corridor) 3-41 3.6.1 General 3-41 3.6.2 Desktop assessment 3-41 3.6.3 Route reconnaissance and field trips 3-42 3.6.4 Geotechnical assessment 3-42 3.6.5 Construction and trenching conditions 3-43 TABLE OF CONTENTS NOVEMBER 2002 BTC PROJECT ESIA GEORGIA RESPONSE TO COMMENTS (FROM ESIA PUBLIC DISCLOSURE PHASE) 3.7 Re-route evaluations 3-44 3.7.1 General 3-44 3.7.2 Rustavi re-route 3-44 3.7.3 Bakuriani / Tsikhisjvari Area alternative route evaluation 3-48 3.7.4 Bakuriani and Tabatskuri re-route evaluation 3-49 3.7.5 West of Tabatskuri 3-54 3.8 Stage 4: SCP and BTC centreline alignment 3-59 3.8.1 General 3-59 3.8.2 Discussion 3-59 3.9 References 3-60 Tables Table 3.1 Route selection stages 3-3 Table 3.2 Recommended corridor options from Stage 0 3-10 Table 3.3 Description of 10km corridor options 3-10 Table 3.4 Terrain constraint categories 3-12 Table 3.5 Comparison of severe terrain constraints 3-13 Table 3.6 Constraint categories for Environmental and Social Impact 3-14 Table 3.7 Comparison of severe environmental and social constraints 3-15 Table 3.8 Constraint categories for security assessment 3-17 Table 3.9 Summary of constraints and opportunities for the Stage 1 corridor options 3-21 Table 3.10 Route assessment summary for Azerbaijan Border to Marneuli 3-27 Table 3.11 Route assessment summary for Tetri Tskaro area 3-29 Table 3.12 Route assessment summary for Lake Tsalka area 3-32 Table 3.13 Route assessment summary for Ktsia Tabatskuri area 3-36 Table 3.14 Route assessment summary for Mtkvari River to Turkish Border 3-40 Table 3.15 Classification of terrain geohazard constraints for pipeline routing 3-56 Table 3.16 Length of routes in the terrain and geohazard constraint classes 3-57 Figures Figure 3.1 10km Corridors of Interest Figure 3.2 Standard FCI-ROW Layout Figure 3.3 Key Map of Options for the Export of Oil and Gas From Baku, Azerbaijan Figure 3.4 10km Corridor Options Recommended for Consideration in Stage 1 Figure 3.5 10km Corridor Options Assessed at Stage 1 Figure 3.6 Terrain Constraints Figure 3.7 Severe Environmental and Social constraints Figure 3.8 Azerbaijan Border to Marneuli Route Options Figure 3.9 Tetriskaro Route Options Figure 3.10 Lake Tsalka Route Options Figure 3.11 Kizil Kilisa to Tabatskuri Route Options Figure 3.12 Tskhratskaro and Tsikhisjvari Route Options Figure 3.13 Outside Ktsia Tabatskuri Reserve Route Options Figure 3.14 Mtkvari River to Turkish Border Route Options Figure 3.15 Bakuriani and Tabatskuri Re-route Sheet 1 Figure 3.16 Bakuriani and Tabatskuri Re-route Sheet 2 Figure 3.17 Bakuriani and Tabatskuri Re-route Sheet 3 Figure 3.18 Routes West of Tabatskuri Figure 3.19 Terrain Block Model – Constraint Class I Figure 3.20 Terrain Block Model – Constraint Class II Figure 3.21 Terrain Block Model – Constraint Class III TABLE OF CONTENTS NOVEMBER 2002 BTC PROJECT ESIA GEORGIA RESPONSE TO COMMENTS (FROM ESIA PUBLIC DISCLOSURE PHASE) Figure 3.22 Terrain Block Model – Constraint Class IV Figure 3.23 Terrain Block Model – Constraint Class V Figure 3.24 Main Pipeline Construction Activities 4 PROJECT DESCRIPTION 4-1 4.1 Introduction 4-1 4.1.1 Pig traps and pigging 4-1 4.1.2 Co-location of the custody metering facilities, the Georgian off-take, and the proposed BTC PS-G1 4-2 4.1.3 Valve stations 4-2 4.1.4 Pipeline wall thickness 4-2 4.1.5 Proposed pipe yards and worker camp sites 4-2 4.1.6 Leak detection 4-3 4.1.7 Pump stations 4-3 4.1.8 Export system monitoring and pipeline surveillance 4-4 4.1.9 Helicopters 4-4 4.2 Project design basis 4-5 4.2.1 Issue: Facility design 4-5 4.2.2 Issue: Block valve specification 4-6 4.2.3 Issue: Small valve leak detection 4-7 4.2.4 Issue: AGI lightning protection 4-8 4.2.5 Issue: Facilities design 4-9 4.3 Outline of pipeline system construction 4-20 4.3.1 Issue: Construction overview 4-20 4.3.2 Issue: Pipeline Right of Way (ROW) 4-35 4.3.3 Issue: Access roads 4-36 4.3.4 Issue: Pipe and equipment transport to the ROW 4-37 4.3.5 Issue: Temporary construction facilities 4-41 4.3.6 Issue: General mitigation measures associated with pipeline construction 4-46 4.4 Testing and commissioning 4-48 4.4.1 Issue: Hydrotest water 4-48 4.5 Reinstatement and erosion control 4-49 4.5.1 Issue: Reinstatement and erosion associated with the construction of the SCP and BTC pipelines 4-49 4.5.2 Issue: Erosion control associated with landslides 4-51 4.6 Operation, control and maintenance 4-53 4.6.1 Issue: Manual inspection of pipeline 4-53 4.6.2 Issue: Facilities 4-54 4.6.3 Issue: Leak Detection System (LDS) 4-55 4.6.4 Issue: Monitoring of the river crossings 4-56 4.6.5 Issue: Pigging 4-57 4.6.6 Issue: Emergency Response Plans (ERPs) 4-58 4.6.7 Issue: Air emissions from AGI sites 4-59 4.7 Decommissioning and abandonment plans 4-63 4.7.1 Issue: Decommissioning of pipeline 4-63 4.8 Project resources, waste and emissions 4-64 4.9 Wastes 4-64 4.9.1 Waste management 4-64 4.10 quantitative risk assessment (qra) 4-69 4.10.1 Issue: QRA methodology 4-69 TABLE OF CONTENTS NOVEMBER 2002 BTC PROJECT ESIA GEORGIA RESPONSE TO COMMENTS (FROM ESIA PUBLIC DISCLOSURE PHASE) Tables Table 4.2 Quantification of emissions and toxicity 4-62 Table 4.3 Failure frequency terminology and associated frequencies used in landslide and river washout analysis 4-70 Figures Figure 4-1: Pump station layout 4-11 Figure 4-2: Pigging station layout 4-12 Figure 4-3: Location plan of Pump Station PS1 4-18 Figure 4-4: Location plan of Pump Station PS2 4-19 Figure 4-5 Mtkvari East crossing 4-23 Figure 4-6 Potskovi 1 crossing 4-24 Figure 4-7 Potskovi 2 crossing 4-25 Figure 4-8 Algeti crossing 4-26 Figure 4-9 Typical trench details 4-27 Figure 4-10 Typical thrust / Auger bored road crossing 4-27 Figure 4-11 Typical open cut road crossing 4-28 Figure 4-12 Typical open cut stone track crossing 4-28 Figure 4-13 Typical major water course crossing 4-29 Figure 4-14 Typical minor water course crossing 4-29 Figure 4-15 Typical camp layout 4-44 Figure 4-16 Schematic of morphological process potentially affecting the pipeline at river crossings 4-71 Figure 4-17 Outcome of structural analysis