DETAILED PROJECT REPORT FOR CONNECTING LAKSHADWEEP ISLANDS ON SUBMARINE OFC Contents 1.0 EXECUTIVE SUMMARY 11 1.1 BACKGROUND 11 1.2 METHODOLOGY TO PREPARE THE DPR 11 1.3 BROAD FINDINGS 12 1.3.1 SUBMARINE CABLE LENGTH AND TYPE 12 1.3.2. SITE SURVEY 12 1.3.3. SUBMARINE SYSTEM DESIGN 12 1.3.4. PROPOSED TOPOLOGIES 14 1.3.5 PROJECT TIMELINES 16 2.0 INTRODUCTION 17 2.1 ABOUT LAKSHADWEEP 17 2.2 PRESENT TELECOM SCENARIO 18 2.3 ISSUES IN PRESENT TELECOM CONNECTIVITY 19 2.4 CHALLENGES IN DEVELOPING RELIABLE TELECOM CONNECTIVITY 19 2.5 TCIL SCOPE OF WORK 19 3.0 ASSESMENT OF TELECOM CONNECTIVITY REQUIREMENTS 22 3.1 IDENTIFY THE FACTORS REQUIRING RELIABLE TELECOM CONNECTIVITY 22 3.2 ESTIMATION OF TELECOM BANDWDITH REQUIREMENT IN LAKSHADWEEP 23 4.1 ABOUT SUBMARINE OFC SYSTEM 26 4.1.1 WET PLANT COMPONENTS 27 4.1.2 DRY PLANT 32 4.2 CAPACITY OF SUBMARINE OFC LINKS 33 4.3. MARINE SERVICES 43 4.4. WORLDWIDE CABLE NETWORKS 48 5.0 DESKTOP STUDY 52 5.1. SITE VISIT FINDINGS 53 5.2. CABLE TYPES 55 5.3. CABLE BURIAL 56 6. LAKSHADWEEP NETWORK ARCHITECTURE 72 6.1. BACKGROUND 72 6.1.1. TRAI REPORT 72 6.2. ROUTE SELECTION 73 6.3. TOPOLOGY 73 6.4. SYSTEM DESIGN 79 6.4.1. NUMBER OF FIBER IN LAKSHADWEEP SUBMARINE OPTICAL FIBER CABLE 79 6.4.2. SUBMARINE EQUIPMENT CONFIGURATION IN LAKSHADWEEP 81 6.5. KEY DESIGN PARAMETERS 84 6.6. REDUNDANCY 85 7. PROJECT COST 87 7.1. CAPEX (CAPITAL EXPENDITURE) 87 7.2. OPEX 92 8. TECHNICAL SPECIFICATIONS OF SUBMARINE COMPONENTS 95 9. EXECUTION METHODOLOGY & TIMELINES 101 9.1. IMPLEMENTATION METHODOLOGY 101 9.1.1. DESKTOP SURVEY 101 9.1.2. MARINE SURVEY 102 9.1.3. EXECUTION OF WORKS 102 9.2. SCOPE OF WORK 103 9.3. TIMELINE CHART 108 9.3.1. TIME TO AWARD THE PROJECT 108 9.3.2. SUBMARINE EXECUTION OF PROJECT 109 10. PERMITS & LICENSES 111 10.1. INTRODUCTION 111 10.2. GENERAL PERMITTING REQUIREMENTS 112 10.3. INDIA PERMITTING 114 10.3.1. PERMIT IN PRINCIPLE (PIP) 114 10.3.2. OPERATIONAL PERMITS 115 10.4. LAKSHADWEEP AND MINICOY ISLANDS 116 10.5. PERMITTING PROCEDURE & LEAD-TIME SUMMARY 116 11. RISKS & HAZARDS 119 12. PROJECT MANAGEMENT CONSULTANT 126 12.1. PROJECT MANAGEMENT ASPECTS 126 12.2. STRUCTURE - PROJECT MANAGEMENT UNIT 131 12.3. OWNERSHIP ISSUES 131 12.4. COMMERCIAL ISSUES 132 Figure 1: Evolution of Submarine Equipment Technology ...................................................................... 14 Figure 2: Inter-island Ring Connectivity .................................................................................................. 15 Figure 3: Submarine System Components .............................................................................................. 26 Figure 4: Types of submarine cable (different levels of protective layers) .............................................. 27 Figure 5: Details of Armouring in Submarine OFC................................................................................... 28 Figure 6: Repeater v/s Repeater Less ..................................................................................................... 29 Figure 7: Equalizer ................................................................................................................................. 31 Figure 8: Point to point Submarine Cable Link ........................................................................................ 32 Figure 9: Land Joint installed in Beach manhole (Courtesy: ASN) ........................................................... 33 Figure 10: Evolution of Submarine Equipment Technology .................................................................... 34 Figure 11: Channel Spacing in a Submarine System ................................................................................ 34 Figure 12: A cable laying ship at sea ....................................................................................................... 43 Figure 13: OTDR .................................................................................................................................... 47 Figure 14: COTDR .................................................................................................................................. 47 Figure 15: Maintenance Zone ................................................................................................................ 48 Figure 16: Submarine cable network worldwide .................................................................................... 48 Figure 17: BMH at Kalpeni Island ........................................................................................................... 57 Figure 18: Route Position List Kochi to Kalpeni ....................................................................................... 62 Figure 19: Straight Line Diagram (Kochi to Kalpeni) ................................................................................ 63 Figure 20 Straight Line Diagram (Kalpeni to Androth) ............................................................................ 64 Figure 21: Androth to Amini .................................................................................................................. 65 Figure 22: Kadmat to Amini ................................................................................................................... 65 Figure 23: Kadmat to Kiltan ................................................................................................................... 66 Figure 24: Kiltan to Chetlat .................................................................................................................... 66 Figure 25: Chetlat to Bitra ...................................................................................................................... 67 Figure 26: Bitra to Bangaram ................................................................................................................. 68 Figure 27: Bangaram to Agatti ............................................................................................................... 68 Figure 28: Agatti to AMini ...................................................................................................................... 69 Figure 29 Agatti to Kavaratti .................................................................................................................. 69 Figure 30 Kavaratti to Kalpeni ................................................................................................................ 70 Figure 31: Kalpeni to Minicoy ................................................................................................................ 71 Figure 32: TRAI Report ........................................................................................................................... 72 Figure 33: Linear Connectivity................................................................................................................ 74 Figure 34: Ring Connectivity (Option 1) .................................................................................................. 74 Figure 35 Ring Connectivity (Option 2) .................................................................................................. 75 Figure 36Ring Connectivity (Option 3) ................................................................................................... 75 Figure 37: Ring Connectivity (Option 4) .................................................................................................. 76 Figure 38: Option 5 ................................................................................................................................ 76 Figure 39: Connectivity using BU ........................................................................................................... 78 Figure 40: Fiber Routing Diagram........................................................................................................... 83 Figure 41: Implementation Process...................................................................................................... 101 Figure 42: Activities In a Submarine Project ......................................................................................... 103 Figure 43: Gantt Chart for Project Execution ........................................................................................ 110 Figure 44: Maritime claims .................................................................................................................. 112 Tables: Cases Table 1: Segment –wise Route Length and Cable Length ........................................................................ 10 Table 2: Segment –wise Route Length and Cable Length (As per TRAI recommended topology)............. 11 Table 23: Submarine Physiography and Geology Risk Assessment........................................................ 131 Table 24: Environmental Factors Risk Assessment ............................................................................... 132 Table 25: Offshore Activities and Hazards Risk Assessment .................................................................. 134 Table 3: Segment –wise Route Length and Cable Length (topology 3) .................................................... 12 Table 5: Submarine Project Cost ............................................................................................................ 16 Table 6: Present telecom Bandwidth in Lakshadweep ............................................................................ 19 Table 7: Segments as per scope of work .........................................................................................