20130712 Final Report-E.Xbd
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Department of Rural Roads Ministry of Transportation Kingdom of Thailand Kingdom of Thailand The Project for Bridge Master Plan and Bridge Maintenance Ability in Rural Area Final Report July 2013 Japan International Cooperation Agency CHODAI Co., Ltd Metropolitan Expressway Company Limited EI JR 13-157(1) Table of Contents Chapter 1 Introduction ...........................................................................................................1 1.1 Background ..............................................................................................................1 1.1.1 Road network in Thailand .................................................................................1 1.1.2 Bridge maintenance and management.............................................................1 1.1.3 Bridge master plan ............................................................................................4 1.1.4 Flood disaster recovery.....................................................................................5 1.2 Objectives.................................................................................................................6 1.3 Target region.............................................................................................................7 1.4 Current Situations of Surveyed Country (Thailand) .................................................9 1.4.1 Socio-Economic Situation .................................................................................9 1.4.2 Natural Environment and Regional Characteristic............................................9 1.4.3 Current Situations of Road and Bridge...........................................................16 Chapter 2 Outline of DRR....................................................................................................31 2.1 Organization of DRR ..............................................................................................31 2.2 Budget of DRR .......................................................................................................37 2.2.1 Outline .............................................................................................................37 2.3 Budget Decision Flow of DRR................................................................................38 2.3.1 Procedure for Budget Acquisition of DRR.......................................................38 2.3.2 Maintenance Budget of DRR ..........................................................................38 2.3.3 Procedure for Implementing OTP(Office of Transport and Traffic Policy and Planning) .....................................................................................................................39 2.3.4 Budget for Projects Conducted only by Provinces .........................................39 2.4 Present Situation of Maintenance in DRR .............................................................39 2.4.1 Manuals Relating to Maintenance in DRR......................................................39 2.5 Status quo of local bridge maintenance .................................................................41 2.5.1 Relevant organizations and development plan...............................................41 2.5.2 Current state of the DRR Masterplan..............................................................43 2.6 Current state of flood prevention approach............................................................43 Chapter 3 Capacity Assesment (CA) and Capacity Development (CD) .............................45 3.1 Capacity Assessment (CA).....................................................................................45 3.1.1 Bridge inspection.............................................................................................48 3.1.2 Long-term bridge maintenance and management planning...........................56 3.1.3 Flood countermeasure ....................................................................................60 3.2 Goal setting for Capacity Development (CD) and finalization of target group.......68 3.2.1 Goal setting for CD and finalization of target group (Bridge inspection) ........68 3.2.2 Goal setting for CD and finalization of target group (Long-term bridge maintenance and management)....................................................................................70 3.2.3 Goal setting for CD and finalization of target group (Flood countermeasure) 73 3.3 CD results and issues.............................................................................................75 3.3.1 CD results and issues (Bridge inspection)......................................................75 3.3.2 CD results and issues (Long-term bridge maintenance and management)...80 3.3.3 CD results and issues (Flood countermeasure) .............................................86 3.4 Organizational change ...........................................................................................97 3.5 Various Educational Activities for CD .....................................................................98 3.5.1 Seminar / OJT .................................................................................................99 3.5.2 Workshop ......................................................................................................104 3.5.3 Training in Japan...........................................................................................105 3.5.4 International Conference............................................................................... 110 3.5.5 Project Meeting ............................................................................................. 111 Chapter 4 Assistance to Development of Bridge Maintenance and Management Plan in Rural Area 113 4.1 Assistance to budget planning ............................................................................. 113 4.1.1 Financial issue on bridge maintenance and management ........................... 113 4.1.2 Objective of survey........................................................................................ 113 4.2 Inspection manual development .......................................................................... 114 4.2.1 Issue on inspection manual .......................................................................... 114 4.2.2 Action plan for inspection manual development ........................................... 114 4.3 Training and technical aid..................................................................................... 115 4.4 Assistance to bridge inspection planning............................................................. 115 Chapter 5 Preparation of Bridge Inspection and Evaluation Manual, and positive inspection of bridges 117 5.1 Preparation of Bridge Inspection and Evaluation Manual.................................... 117 5.1.1 Outline ........................................................................................................... 117 5.1.2 Investigation results of manuals of related organization............................... 117 5.1.3 Outline of Bridge Inspection and Evaluation Manual (draft Ver.1)................ 118 5.1.4 Composition of Bridge Inspection and Evaluation Manual (draft Ver.1)....... 119 5.1.5 Review considering the application to local bridges..................................... 119 5.1.6 Improvement in Bridge inspection and evaluation manual (Draft Ver.2) ......124 5.1.7 Improvement of Bridge Inspection and Evaluation Manual (draft Ver.3)......125 5.1.8 Improvement in Bridge inspection and Evaluation Manual (draft Ver.4) ......125 5.1.9 Contents of the Bridge Inspection and Evaluation Manual...........................126 5.2 Inspection of a Pilot Bridge...................................................................................128 5.2.1 Purpose of Bridge Inspection........................................................................129 5.2.2 Selection of Pilot Bridges ..............................................................................129 5.2.3 Inspection Methods of Bridges......................................................................131 5.2.4 Results of Bridge Inspection .........................................................................131 5.2.5 Input to BMMS...............................................................................................136 5.2.6 Conclusion.....................................................................................................136 5.3 Implementation of Technical Transfer Concerning Bridge Inspection..................137 5.3.1 Seminar concerning the Bridge inspection and evaluation manual (draft Ver.1) 137 5.3.2 Seminar and OJT concerning the Bridge inspection and Evaluation Manual (draft Ver.3) ..................................................................................................................138 5.3.3 Seminar and OJT concerning the Bridge inspection and Evaluation Manual (draft Ver.4) ..................................................................................................................139 5.3.4 Workshop ......................................................................................................142 5.4 Introduction of New Technology and Giving Technical Advices...........................143 5.4.1 Simplified Recording Method of Inspection Results .....................................143 5.4.2 Accuracy Improvement of Visual Observation..............................................144 5.4.3 Nondestructive Inspection Tools ...................................................................148