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  Outline  
Background  

Objectives  
Study Area  
Work Schedule  
Members  
  Results
Hazard & Risk Analysis  
Outline of Database System  
Earthquake Disaster Mitigation Plan  
Earthquake Damages
 

 

Official Documents> Interim Report
 

Table of Contents

Page
1. Introduction   1
1.1  Background 1
1.2

Objectives

2
1.3 Concept 3
2. Hazard and Risk Assessment... 8
2.1 Natural Condition 10
2.1.1   Seismology 10
(1) Seismicity 10
(2) Faults and lineaments in the Kathmandu valley  12
(3) Scenario earthquake model        13
2.1.2 Geology and Soil 14
(1) Regional geology 14
(2) Purpose of data arrangement 16
(3) Data collection 16
(4) Data processing     17
2.1.3 Climatic Conditions   20
2.2 Social Condition 21
2.2.1 Administrative Boundary and Locality Classification 21
(1) Administration boundaries 21
(2) Smallest unit for the study 21
(3)  Locality classifications 22
2.2.2 Population and Household  22
2.2.3 Land Use 24
(1) Macroscopic view on previous studies 24
(2) Land uses in Kathmandu Metropolitan City 25
(3) Land use in terms of urban planning issues and implications  25
2.2.4 Urban Structure and Urbanisation Trends  26
2.2.5 Buildings 27
(1)  Building inventory   27
(2) Building structures    32
(3) Microtremor measurements  34
2.2.6 Infrastructure / Lifeline Facilities 37
(1)  Road  37
(2) Bridges   40
(3) Electricity supply        41
(4) Water supply 45
(5) Sewerage 48
(6) Telecommunications facilities 49
2.2.7 Other Fundamental Information 52
(1) Fire 52
(2) Gas centres and petroleum stations 52
(3) Schools 53
(4) Hospitals  54
2.2.8 Social structure 55
(1) Social structure survey               55
(2) Characteristics of social structure 59
(3) Disaster prevention capacity 67
2.3 Estimation of Damage Caused by Earthquakes 70
2.3.1 Earthquake Motion 70
(1) Analysis method 70
(2)  Acceleration at seismic bedrock 71
(3) Amplification of subsurface ground        72
(4) Peak ground acceleration and seismic intensity 73
2.3.2  Liquefaction 74
(1) Analysis method   74
(2) Groundwater model        75
(3) Liquefaction potential 75
2.3.3 Slope Stability 76
2.3.4 Damage to Buildings 77
(1) Preparation of fragility curve        77
(2) Damage estimation 80
2.3.5 Damage to Major Public Facilities 82
(1) School  82
(2) Hospital 83
(3) Fire station        83
2.3.6 Casualties 84
(1) Analysis method 84
(2) Damage estimation  85
(3) Validation        86
2.3.7 Damage to Roads and Bridges 87
(1) Bridge 87
(2) Road  88
(3) Accessibility    88
2.3.8 Damage to Lifeline and Facilities 89
(1) Water supply pipelines 89
(2) Sewerage 91
(3) Power supply lines  92
(4) Telecommunication lines 93
2.3.9 Fire 94
2.3.10 Database System 95
(1)  Objectives of the database system 95
(2) Design of the database system   95
(3) Specification of the database system         95
(4) Contents of the database system 96
3. Introduction of Planning for Earthquake Disaster Mitigation....   97
3.1 Approach 97
(1) Characteristics of disaster mitigation for earthquake   97
(2) Component of planning for earthquake disaster mitigation   97
3.2 Plan for Inter-Agency Cooperation         98
(1) Assignment of responsibilities 98
(2) Sustainable mechanisms for cooperation 98
(3) Development and implementation of policies and plans 99
3.3 Plan for Risk Reduction      100
3.3.1 Urban Structure 100
(1) Urban structure in its physical planning aspects        100
(2) Urban planning background and spatial planning towards disaster mitigation 100
(3) Mobility of pedestrians and vehicles        101
(4) Suggestions for urban space-allocation planning         101
(5) Suggestion for road-space management 102
(6) Suggestion for land use management        102
(7) Suggestion for building regulations in terms of land use zoning system 102
3.3.2 Buildings 103
(1) Status of national building code and its’ legal framework        104
(2) Vulnerability of reinforced concrete frame buildings 105
(3) Vulnerability of load bearing brick masonry 106
(4) National building code of Nepal: its formulation and implementation 106
(5) Comprehensive management plan for strategy and awareness towards National Building Code of Nepal 107
3.3.3 Infrastructure / Lifeline Facilities            107
(1) Road network and bridges 108
(2) Electricity supply 109
(3) Water supply and sewerage 111
(4) Telecommunication 112
3.4 Planning for Emergency Response / Relief and Rescue.. 115
(1) Command, control and coordination 116
(2) Information and communication systems 117
(3) Plan to restore road function from blockage or break of bridge 118
(4)  Distribution networking by the private sector/incorporation of public sectors in the emergency situations 118
(5) Suggestion for emergency restoration of lifeline facilities 118
(6) Plan to keep public welfare and health care 119
3.5 Planning for Restoration and Rehabilitation 121
(1) Existing master plans for infrastructure development on the earthquake disaster management point of view 121
(2) Suggestion for urban planning for reconstruction 122
(3) Suggestion for master plans to be prepared 123
3.6 Plan for Disaster Education Program 124
4. References 125