• Title/Summary/Keyword: Disaster risk Analysis

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Development of Natural Hazard Risk Map using Insured Claim Payouts and Its Application (보험 손실액을 활용한 자연재해 위험 지도 개발 및 적용방안 연구)

  • Kim, Ji-Myong;Park, Young Jun
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2015.05a
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    • pp.257-258
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    • 2015
  • The amount of damages caused by natural hazards is consistently growing due to the unusual weather and extreme events. At the same time, property damage by natural hazards is rapidly increasing as well. Hence, we need systematic anti-disaster activities and consulting that can react to such a situation. To address these needs, we investigated and analyzed insured claim payouts from natural hazards by administrative area, and calculate the risk index utilizing GIS. According to the index, this map is identifying the areas of greatest natural hazard risk. The ranking of natural disaster vulnerability based on the risk index, and risk grades were divided into five based on the ranking. This map integrates the natural hazard losses to assist in comprehensive and effective loss prevention activities using analysis of regional loss claims from natural hazards. Moreover, this map can be as utilized as loss mitigation and prevention activities to verify the distribution of exposure and hazards.

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A Study on Disaster Risk Assessment in the Urban Open Spaces (도시 녹지 공간의 재해 위험도 평가 연구)

  • Yu, Joo-Eun
    • Journal of the Korean Institute of Landscape Architecture
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    • v.43 no.5
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    • pp.13-27
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    • 2015
  • This study examined disaster risk from climate change in urban open spaces. This study conducted an assessment depending on type of damage and type of open space, subcategorizing it into flood damage and wind damage, flat park and mountainous park, and classified the assessment items by type into natural factor, artificial factor, and social factor for the purpose of analysis. Our major findings from this study are as follows: To look at the standardized score for the disaster risk from flood damages in the case of a flat park, Asian Park was higher at 55.800 point than Seoul Forest at 51.775 point, and in the case of mountainous parks, Dogok Park was at 58.428 point and Baebongsan Park was at 58.374 point. To look at the standardized score for disaster risk from wind damage, in the case of a flat park, Asian Park was higher at 64.763 point than Seoul Forest at 61.054 point, and in the case of mountainous parks, Baebongsan Park was higher at 58.533 point than Dogok Park at 55.459 point. This study raised a question about the necessity for and value of this disaster risk assessment in open space from damages caused by climate change, established an assessment model for disaster risk from damages in open spaces only to attempt risk assessment. Disaster risk of urban green space was enhanced.

Analysis of Potentioal Risk of Tuberculosis Using Socioeconomic Indicators - Focused on 8 Cities in Chungcheongnam-do - (사회·경제적 지표를 활용한 결핵의 잠재적 위험도 분석 - 충청남도 8개 시를 대상으로-)

  • Park, Keunoh
    • Journal of the Society of Disaster Information
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    • v.17 no.1
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    • pp.68-80
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    • 2021
  • Purpose: In this study, potential demographic, social, and economic factors causing tuberculosis were identified, and eight cities in South Chungcheong Province were compared and analyzed with the IPA method. Method: The factors potentially affecting the prevalence of tuberculosis were categorized demographically, socially, and economically, and selected through brainstorming. Furthermore, potential factors affecting tuberculosis were derived using the revised IPA. Based on this analysis, areas with a potential risk of tuberculosis were classified, and the following policy implications were suggested. Result: The analysis found the three cities of Nonsan, Boryeong, and Gongju to have the highest potential risk of tuberculosis, and the frequency of potential risk factors in the above three cities to be 6 or more. Thus, an urgent policy response to prevent tuberculosis in these regions is required. Conclusion: According to the results of this study, it is necessary to take potential risk factors into account when promoting tuberculosis prevention policies and projects in South Chungcheong Province.

A Study on Fire Scenario Analysis Based on Fire Statistics for Building Fire Risk Analysis (건축물 화재위험평가를 위한 화재통계 기반 화재시나리오 분석에 관한 연구)

  • Jin, Seung-Hyeon;Kim, Hye-Won;Koo, In-Hyuk;Kwon, Yeong-Jin
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2022.04a
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    • pp.81-82
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    • 2022
  • This study aims to establish a methodology for rational fire risk assessment for building evacuation safety in case of fire, and specifically, to propose a fire risk assessment technique using fire scenarios considering various uncertain factors in case of fire. In order to analyze the extent to which the assumed conditions can occur, that is, the probability of each accident caused by fire, the safety rate is analyzed according to the presence or absence of each factor by using fire statistics. Factors related to the fire protection performance and evacuation ability of buildings are defined as disaster factors. In this study, disaster factors were classified into the following three categories.

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Evaluation of Japan's Official Development Assistance (ODA) Projects on Flood Risk Management in Thailand

  • Jung, Minjung;Lee, Seungho
    • Proceedings of the Korea Water Resources Association Conference
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    • 2022.05a
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    • pp.210-210
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    • 2022
  • This study evaluates Japan's Official Development Assistance (ODA) projects in Thailand from 2011 to 2013 by deploying the Sendai Framework for Disaster Risk Reduction (SFDRR) and the Organization for Economic Cooperation Development (OECD) evaluation criteria. Special attention is placed on disaster-related development assistance activities of Japan through reviewing long-term impacts of the projects. The Japan International Cooperation Agency (JICA) has played a crucial role in transferring Japan's experiences on disaster risk management to developing countries, including Thailand. The study highlights two flood risk management projects in Thailand with the support of JICA after the 2011 floods, namely the Project for the Comprehensive Flood Management Plan for the Chao Phraya River Basin and the Project for Flood Countermeasures for Thailand Agriculture Sector. The case studies demonstrate that the projects were efficiently and effectively conducted for meeting Thailand's needs and requirements. JICA provided multi-hazards risk analysis through scientific data as well as local knowledge. However, achievements of the project did not last for long because of a lack of Thai stakeholders' commitment and JICA's post-project management. It is concluded that a development agency should consider impacts and sustainability of flood risk management projects more carefully from the stage of planning, and the practical application of the knowledge, and technologies should also be monitored progressively after the completion of the project.

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Risk Issue Analysis of Disaster Vulnerable Groups -Focusing on Cases of Children and Pregnant Women (재난취약계층의 위험이슈분석 -어린이, 임산부 사례를 중심으로-)

  • Kim, Shin Hye;Kwon, Seol A
    • The Journal of the Korea Contents Association
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    • v.21 no.7
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    • pp.291-303
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    • 2021
  • In the modern society, the number of people in disaster vulnerable groups is rapidly increasing such as the elderly, the disabled, foreigners, and children. The common characteristics of the groups vulnerable to disasters are that they live in residence types that are exposed to disasters because they are impoverished and if they are exposed to disasters, recovery is a slow process. The purpose of this study is to identify the new risk issues by performing risk issue analysis on the targets of disaster vulnerable group and provide base data for the development of the policies. For the research method, this study centered on the cases of children and pregnant women out of the disaster vulnerable groups and focused on the issue data of social media throughout the past 10 years ('10~'19) and performed social network analysis. As a result, first, the development of the issue showed relevance in the occurrence of specific cases. Second, the awareness about the types, targets, and management method of crisis management was analyzed. Third, an analysis was performed on the sentiment words that considered the solution measures of risk issues or the characteristics of the targets and it was analyzed that there were word that triggered negative emotions. Therefore, it is anticipated for the base data to be used for the government and also for the local government to build an effective crisis management system of the rapidly changing disaster environment on the basis of the sentiment analysis performed on the people of the nation as well as public awareness.

Establish Priority of Kind of Disaster for City Safety (도시안전을 위한 재난유형 우선순위 정립)

  • Choi, Yun-Cheul;Seo, Gwang-Deok
    • Journal of the Architectural Institute of Korea Structure & Construction
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    • v.34 no.7
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    • pp.11-18
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    • 2018
  • Modern cities are exposed to various dangers due to advanced technologies and advanced technologies. As a result, the desire for citizen's safety is increasing day by day, and the sense of insecurity is reaching extreme. In order to respond to the paradigm of the era for safety, the government has stipulated that crisis management manuals are prepared and operated according to the type of disaster. In this research, before preparing and managing crisis management manuals, we classify the types of disasters that can occur in A local authority, establish priorities of types of disasters to be managed with priority, We will try to utilize it as a basic material for the creation and management of.

Development of Disaster Situation Specific Tailored Weather Emergency Information Alert System (재난 상황별 맞춤형 기상긴급정보 전달 시스템 개발)

  • Yong-Yook Kim;Ki-Bong Kwon;Byung-Yun Lee
    • Journal of the Society of Disaster Information
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    • v.19 no.1
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    • pp.69-75
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    • 2023
  • Purpose: The risk of disaster from extreme weather events is increasing due to the increase in occurrence and the strength of heavy rains and storms from continued climate change. To reduce these risks, emergency weather information customized for the characteristics of the information users and related circumstances should be provided. Method: A first-stage emergency weather information delivery system has been developed to provide weather information to the disaster-risk area residents and the disaster response personnel. Novel methods to apply artificial intelligence to identify emergencies have been studied. The relationship between special weather reports from meteorological administration and disaster-related news articles has been analyzed to identify the significance of a pilot study using text analytic artificial intelligence. Result: The basis to identify the significance of the relations between disaster-related articles and special weather reports has been established and the possibility of the development of a real-world applicable system based on a broader analysis of data has been suggested. Conclusion: Through direct alert delivery of weather emergency alerts, a weather emergency alert system is expected to reduce the risk of damage from extreme weather situations.

Vehicular Collision Risk Assessment on the Highway Bridges in South Korea (국내 고속도로 교량의 차량 충돌 위험도 평가)

  • Min, Geun-Hyung;Kim, Woo-Seok;Cho, Jun-Sang;Gil, Heung-Bae
    • Journal of the Korea institute for structural maintenance and inspection
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    • v.20 no.5
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    • pp.9-17
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    • 2016
  • Vehicle collision to bridges has been known as one of the causes of bridge collapse, and the emergency plans and disaster management has been recently emphasized to secure public safety. This study conducted risk assessment of vehicular collision to bridges for highway bridges in Korea. Risk assessment consists of three steps; preliminary risk analysis(PRA), simplified risk analysis(SRA) and detailed risk analysis(DRA). The PRA firstly screens out the possibility of occurrence of the event. The SRA identifies influencial factors to risk of the event and evaluates risk scores to determine risk levels and necessity of DRA that investigates the risk of the bridge in detail. This study focuses on the methodology of the risk assessment, especially the SRA, and the stratification methods which evaluate risk levels of vehicular collision. The analysis results were compared to the reported vehicular collision accidents. The proposed method can be utilized in similar disaster management area.

The Effects of Life Changes on Post-Traumatic Stress Disorder after Disasters (재난 후 생활변화가 외상 후 스트레스 장애에 미치는 영향)

  • Lim, Hye Sun;Sim, Kyungok
    • Stress
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    • v.26 no.4
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    • pp.319-326
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    • 2018
  • Background: This study investigated whether pre- and peri-disaster experiences influence on PostTraumatic Stress Disorder (PTSD) and whether post-disaster stress by life changes have impact on PTSD after controlling pre- and peri-disaster factors. Methods: Data came from a sample of 1,182 respondents who experienced natural disasters (flood and typhoon) in South Korea from 2012 to 2015. The SPSS Win 22.0 program was used for descriptive analysis, t-test, Chi-square test, Pearson's correlation and logistic regression analysis. Results: The results indicated that 24.3% of the disaster victims were in PTSD risk group. Compared with non-PTSD, PTSD risk group showed lower interpersonal trust and satisfaction, higher depression and anxiety, and lower subjective well-being. The results of hierarchical logistc regression revealed that all pre-, peri-, and post-disaster factors increased the probability of developing PTSD, except for relocation of residence. Moreover, a primary post-disaster predictor of PTSD was economic distress after controlling for pre- and peri-disaster. Conclusions: This study tested relative contributions of post-disaster factors on PTSD.