DAM REHABILITATION AND IMPROVEMENT PROJECT (P089985) TF0A9856 Japan-World Bank Annual Consultations 9 January 2020, Tokyo Jun Matsumoto Senior Water Resources Management Specialist World Bank PRESENTATION STRUCTURE • Strategic Objectives • Background and Context • Development Rationale • Leveraging Japanese Knowledge and Experiences • Project Activities and Achievements • Key Factors Affecting Implementation and Outcomes • Future Activities • Lessons Learned and Recommendations PRESENTATION STRUCTURE Strategic Objectives Japan-World Bank Program for Mainstreaming Disaster Risk Management in Developing Countries: • aimed at mainstreaming disaster risk management (DRM) into national development planning and investment programs, including through World Bank country strategies and operations. • The Program also strives to connect Japanese and global expertise in DRM with developing countries. India’s Dam Rehabilitation and Improvement Project: • Improve safety and operational performance of selected dams, along with institutional strengthening with system wide management approach. PRESENTATION STRUCTURE BACKGROUND AND CONTEXT INTRODUCTION LARGE DAMS WORLDWIDE (TOP 8 ) Canada 1170 (6) China Spain 23842 (1) 1063 (8) USA Japan 9261 (2) 3112 (4) India 5701 (3) South Africa Brazil 1114 (7) 1411 (5) AGE OF INDIAN LARGE DAMS 2 5 T o 5 0 < 25 YEARS YEARS 1186 Nos. 2982 Nos. 55 % 22 % 16 % 5 % > 1 0 0 YEARS 293 Nos. 5 0 T o 1 0 0 YEARS 878 Nos. DAM FAILURES IN INDIA 1991 -2001 2001 -2019 03 1981 - 1990 12 01 03 ✓ 39 dam failures reported. 1971 - 1980 03 Up to 1950 07 10 ✓ Machchu II dam failure (Gujarat) in 1979 killed 2,000 people. 1961 - 1970 1951 - 1960 PRESENTATION STRUCTURE DEVELOPMENT RATIONALE DRIP - Key Chronological Events D e c e m b e r, J a n u a r y , J u n e , Original J u n e , R e v i s e d Signing of Consultancy Contract Project Closing Project Closing A g r e e m e n t Effectiveness D a t e D a t e 2011 2012 2014 2018 2020 M a y , D e c e m b e r , D e c e m b e r , EFC Approval A p r i l , O r i g i n a l R e v i s e d D R I P Consultancy Consultancy Effectiveness Closing Date Closing Date Key Chronological Events DRIP BRIEF SUMMARY OBJECTIVE Improve safety and operational performance of selected dams, along with institutional SCHEME strengthening with system wide management State Sector with Central Component approach TIMELINE OVERALL SUPERVISION Original 6 years (April 2012-June Central Water Commission (CWC) 2018), two years extension with revised closure June 2020. PROJECT COMPONENTS BUDGET 3 Project Components Original US $ 437.5 M with World I: Rehabilitation Bank assistance of US $ 279.5 M, II: Institutional Strengthening Revised Cost US $ 533 M, World t III: Project Management Bank assistance to the tune of US $ 416.5 M with modified funding pattern WORLD BANK RATING SCALE Satisfactory 7 States, 8 State Agencies and two Central Agencies 198 dam projects DRIP BRIEF SUMMARY ANNUAL EXPENDITURES COST DETAILS W O R L D B A N K US $ 416 M S T A T E S GOVERNMENTS US $ 118 M C E N T R A L GOVERNMENT US $ 14 M Leveraging Japanese Knowledge and Experience With technical support from Japan Water Agency • Development a framework for Emergency Action Plan • Prepare Inspection Manual for Dam Field Engineers after Seismic Events including check list and standard operating procedure. - Ichari Dam located in Uttarakhand State (Himalayan Region) - Concrete Gravity Dam commissioned in 1972 - Earthquake Zone -4 - Dam managed by Uttarakahand Jal Vidyut Nigam Ltd (UJVNL) Development a framework for Emergency Action Plan - Complex Institutional set-up: involvement of multiple agencies - Coordination at Central and State government levels - Reliable and timely flow of information - Technical capacity of Dam Engineers in assessing the damages Framework for Emergency Action Plan Execution of Emergency Plan Inspections by Dam Engineers Collaboration with Japan Water Agency Manual for Immediate i n s p e c t i o n Check List Manual for Quick Check 18 Collaboration with Japan Water Agency Manual for Immediate inspection Manual for Civil Manual for Mech. Manual for E&T 19 Collaboration with Japan Water Agency Mock exercise based on the O&M Manual for Seismic Events Collaboration with Japan Water Agency P o s t - seismic drill and JWA d a m s i t e v i s i t Collaboration with Japan Water Agency India Dam safety: Post Earthquake Inspection • Ichari Dam • Type : Concrete Gravity Dam • Height : 59.25m • Owner : UJVNL • Opening date:1972 22 Project Activities and Achievements 23 COMPONENT I: ACHIEVEMENTS STRUCTURAL SAFETY BASIC FACILITIES NON-STRUCTURAL REHABILITATION MEASURES AND IMPROVEMENT INSTRUMENTATION DESILTATION HYDROLOGICAL SAFETY COMPONENT I: ACHIEVEMENTS REHABILITATION AND IMPROVEMENT STRUCTURAL BASIC INSTRUMENTATION HYDROLOGICAL DESILTATION NON- SAFETY FACILITIES SAFETY STRUCTURAL MEASURES COMPONENT I: ACHIEVEMENTS PROJECTS = 198 175 85 89 3 198 REHABILITATION AND IMPROVEMENT STRUCTURAL BASIC INSTRUMENTATION HYDROLOGICAL DESILTATION NON- SAFETY FACILITIES SAFETY STRUCTURAL MEASURES STRUCTURAL SAFETY Grouting of Masonry/Concrete Dams 31 Repair of Sluice Structure 35 U/S Face Treatment with UV Resistant Mortar 43 Reaming of Porous/Foundation Drains 52 Earth Dam Re-sectioning STRUCTURAL 79 SAFETY Spillway Components BASIC NON- FACILITIES 101 STRUCTURAL REHABILITATION MEASURES AND H-M Gates IMPROVEMENT 139 INSTRUMENTATION Embankment Slope Protection and Drainage DESILTATION 139 HYDROLOGICAL SAFETY Most Common Interventions H-M Gates Embankment Slope Protection and Drainage Before After U/S Face Treatment with UV Resistant Mortar Spillway Components Before After Geomembrane U/S Face D/S & U/S Face Pointing Before After Automation of Gates Additional Spillway Before After Energy Dissipation Chute Construction Before After BASIC FACILITIES Access Roads 155 Security Facilities Dams STRUCTURAL SAFETY BASIC NON- FACILITIES STRUCTURAL REHABILITATION 50 MEASURES AND IMPROVEMENT INSTRUMENTATION Standby DG, Dewatering Pumps 68 DESILTATION HYDROLOGICAL SAFETY BASIC FACILITIES INSTRUMENTATION STRUCTURAL SAFETY BASIC NON- FACILITIES STRUCTURAL REHABILITATION MEASURES AND IMPROVEMENT INSTRUMENTATION DESILTATION HYDROLOGICAL SAFETY INSTRUMENTATION HYDROLOGICAL SAFETY PARAPET WALLS ADDIT . SPILLWAY 79 Nos. / FUSE PLUGS 9 Nos. STRUCTURAL SAFETY BASIC NON- FACILITIES STRUCTURAL REHABILITATION MEASURES AND HEIGHTENING IMPROVEMENT O F D A M INSTRUMENTATION 9 Nos. DESILTATION HYDROLOGICAL SAFETY DESILTATION STRUCTURAL SAFETY BASIC NON- FACILITIES STRUCTURAL REHABILITATION MEASURES AND IMPROVEMENT INSTRUMENTATION DESILTATION HYDROLOGICAL SAFETY NON - STRUCTURAL MEASURES • Preparation of Emergency Action Plans and Operation and Maintenance Manuals for ALL DRIP projects • Integration of Early Flood Warning and Forecasting Systems • Rule Curve adjustments STRUCTURAL SAFETY BASIC NON- FACILITIES STRUCTURAL REHABILITATION MEASURES AND IMPROVEMENT INSTRUMENTATION DESILTATION HYDROLOGICAL SAFETY SEISMIC HAZARD MAPPING A Seismic Hazard Assessment Information System (SHAISYS) has been developed under DRIP for the Examination of the design aspects from risk assessment point of view estimating the Seismic Hazard at dam sites as per prevailing practices of the National Committee for Seismic Design Parameters Seismic Hazard Mapping Capacity Building of Logistic & Academic Institutions Infrastructure Support Dam Safety Guidelines DHARMA DAM SAFETY Monitoring Meetings INSTITUTIONAL STRENGTHENING CS & QA Annual Dam Safety Emergency Action Conference Plans Management Operation & Information Maintenance System Training Manuals Programs DISASTER MITIGATION AND PREPAREDNESS PREPARATION OF O&M MANUALS • Preparation of two O&M Manuals (model documents) for Almatti and Maithon Dams • 198 O&M Manuals to be published by the end of the Project • Dam Inspection Forms/Checklist Operation & Maintenance Emergency Manuals Action Plans Training Programs CS & QA Management Information System DAM SAFETY INSTITUTIONAL DHARMA STRENGTHENING Annual Dam Safety Conference Logistic & Infrastructure Monitoring Support Meetings Dam Safety Seismic Hazard Guidelines Mapping Capacity Building of Academic Institutions TRAINING PROGRAMS • 146 National Trainings with 4600 participants • 5 International Trainings with 100 participants, 5 International Trainings conducted in India • Topics: dam safety management, procurement, risk assessment, site inspection, emergency preparedness, dam breach analysis, hydrology, reservoir operations, DHARMA, etc. Training Operation & Programs Management Maintenance Information System Manuals Emergency Action Plans Annual Dam Safety Conference DAM SAFETY INSTITUTIONAL CS & QA STRENGTHENING Monitoring Meetings DHARMA Dam Safety Guidelines Logistic & Infrastructure Capacity Building of Support Seismic Hazard Academic Institutions Mapping MANAGEMENT INFORMATION SYSTEM (MIS) • Dam Safety Website www.damsafety.in • Two dedicated and customized MIS tools (COMANCH & SIUX) for document management and quality control • Development of templates (specifications, reports, maps, presentations, etc.) Management Information System Training Annual Dam Safety Programs Conference Operation & Monitoring Maintenance Manuals Meetings DAM SAFETY Emergency INSTITUTIONAL Action Plans Dam Safety STRENGTHENING Guidelines CS & QA Capacity Building of Academic Institutions DHARMA Logistic & Seismic Hazard Infrastructure Mapping Support ANNUAL DAM SAFETY CONFERENCES • 3 National and 2 international Dam Safety Conferences • Japan Water Agency has been presenting key notes during the Conferences.