• Title/Summary/Keyword: Disaster Assessment

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Complex Disaster Risk Assessment of Local Road using a Landslide Hazard Map (산사태위험지도를 이용한 도로중심 복합재난 위험도 평가)

  • Kim, Min-Ho;Jang, Chang-Deok;Jun, Kye-Won
    • Journal of Korean Society of Disaster and Security
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    • v.15 no.3
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    • pp.31-40
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    • 2022
  • Domestic disaster risk maps are mainly produced and studied as a single disaster map by grid unit and disaster type. In particular, it is necessary to present an evaluation method of the disaster risk map that is more suitable for the relevant facility (local road) in order to utilize the work of practitioners who are mainly in charge of facility maintenance. In this study, an evaluation method was presented to evaluate the risk with a focus on local roads by using the landslide risk map and debris flow risk map provided by the Korea Forest Service. In addition, the risk was evaluated and verified for the provinces located in Gangwon-do. As a result of the evaluation, it was possible to evaluate the risk of grades 1 to 5 for 1,513 evaluation sections in the evaluation section with a total length of 234.59 km.

A Study on a Risk Assessment Method and Building Simulation for the Development of a Korean Integrated Disaster Evaluation Simulator (K-IDES) for High-rise Buildings

  • Kim, Tae-Young;Han, Gi-Sung;Kang, Boo-Seong;Lee, Kyung-Hoon
    • Architectural research
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    • v.22 no.4
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    • pp.105-112
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    • 2020
  • The purpose of this study is to establish a method for assessing a building's risk against disaster, tentatively named the Korean integrated disaster evaluation simulator (K-IDES). Based on previous studies, FEMA's risk management series and FEMA IRVS are selected as case studies for developing a frame work of K-IDES, through the comparative analysis of domestic building design guides, codes, and special acts related to disasters, in order to develop a risk assessment methodology for quantitative results. The assessment method consists of a classification system and calculating risk, and a simulation applying the developed checklist in K-IDES to similar types of high-rise buildings will be conducted to validate its accuracy. The final goal is to systemize an integrated risk management in a high-rise building against disasters for the purpose of recognizing vulnerable areas from the beginning of the design process and reinforcing it from potential threats after construction.

A Study on the Optimum Disaster Mitigation Activity to Establish the Early Counter System on the Industrial Accidents (산업체재난 조기 대응체계 구축을 위한 최적 재해경감활동 방안 연구)

  • Lee, Keun-Jae;Yoon, Myong-O;Lee, Won-Ho
    • Fire Science and Engineering
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    • v.24 no.2
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    • pp.9-20
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    • 2010
  • This study indicates direction on establishment of the operational plan for disaster mitigation and its implementation for maintaining business continuity of the local company of the first step, and seeks plans for maintaining their continuity through the establishment of early counter system constructed for achieving lasting safe at the any disaster. For achieving it, we investigated the standard of disaster management selected by the government called "Incident Preparedness and Operational Continuity Plan" Guideline, and investigated a guideline to be easily applied to domestic companies. And, we also studied on how to build the operational plan of disaster mitigation and apply IT techniques to A corporation. Especially, this study indicates the models of establishment of risk assessment, impact analysis, prevention and mitigation plan, response management plan for the establishment of plan among 5 main steps on "Incident Preparedness and Operational Continuity Management" Guideline. We devised the plan to activate the disaster mitigation activity throughout the country. It shows the skills to be prepared to upgrade the level of disaster response in this study.

A Study on the Disaster Safety Assessment on the Analysis of Educational Facilities due to Disasters (교육시설 재난사고 실태 분석에 따른 재난안전 평가 방향에 관한 연구)

  • Heo, Byung-Iee;Kim, Sung-Joong
    • The Journal of Sustainable Design and Educational Environment Research
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    • v.11 no.3
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    • pp.25-35
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    • 2012
  • Even though newly formed schools do struggle to strengthen their security in safety, existed schools have limitations for active response against natural disaster. From analyzing the results of accident cases and states in misfortune and the safety supervision of school facilities, it is said that damages by wind, flood and fire are typical types of disaster accidents. Also, according to the basic law of misfortune and the safety supervision, it emphasizes education, training, and actions that prevent from being a victim of natural disaster. In terms of these finding, establishing disaster safety organization, control system and having students an opportunity to learn how to response against disaster should be critical component in managing disaster safety of school facilities.

Urban Flood Regional Safety Assesment Model (도시지역 홍수재해에 대한 지역안전도 평가모형)

  • Lee, Chang-Hee;Lee, Suk-Min;Shin, Sang-Young;Yeo, Chang-Geon;Kim, Youn-Jong
    • 한국방재학회:학술대회논문집
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    • 2007.02a
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    • pp.376-379
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    • 2007
  • In recent years, the natural damage associated with flood disaster has been dramatically increased. However, there is no rational method which reflects urban characteristics to estimate the regional safety assessment for flood disaster. The purpose of this study is to develop the regional safety assesment model for urban flood. Flood risk and reduction assesment were estimated by using the linear sum of the Z score of the assessment factors and the weight value of each factor from the expert survey data. And then the regional safety assessment was estimated by subtracting reduction factor value from risk factor value. GIS tool was used to estimate the factor assesment and integrated regional safety. This study can be used to determine the priority of flood protection project, execute the flood insurance and establish the urban plans and the flood mitigate plan.

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Application of Envisat ASAR Image in Near Real Time Flood monitoring and Assessment in China

  • Huang, Shifeng
    • Proceedings of the Korea Water Resources Association Conference
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    • 2009.05a
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    • pp.2184-2189
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    • 2009
  • China is one of the countries in which flood occurs most frequently in the world and with the current economic growth; flood disaster causes more and more economic losses. Chinese government pays more attention to flood monitoring and assessment by space technology. Since1983, NOAA(AVHRR), Landsat-TM, LANDSAT-ETM+, JERS-1, SPOT, ERS-2, Radarsat-1, CBERS-1, Envisat have been used for flood monitoring and assessment. Due to the bad weather conditions during flood, microwave remote sensing is the major tools for flood monitoring. Envisat is one of the best satellite with powerful SAR. Its application for flood monitoring has been studied and its near real time(NRT) application can be realized on the basis of real-time delivery of image. During the 2005, 2006 and 2007 flood seasons, over the 31 NRT flood monitoring based on Envisat, had been carried out in Yangtze, Songua, Huaihe, pearl river basin. The result shows that Envisat SAR is very useful data source for flood disaster monitoring and assessment.

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The needs for advanced sensor technologies in risk assessment of civil infrastructures

  • Fujino, Yozo;Siringoringo, Dionysius M.;Abe, Masato
    • Smart Structures and Systems
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    • v.5 no.2
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    • pp.173-191
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    • 2009
  • Civil infrastructures are always subjected to various types of hazard and deterioration. These conditions require systematic efforts to assess the exposure and vulnerability of infrastructure, as well as producing strategic countermeasures to reduce the risks. This paper describes the needs for and concept of advanced sensor technologies for risk assessment of civil infrastructure in Japan. Backgrounds of the infrastructure problems such as natural disasters, difficult environment, limited resource for maintenance, and increasing requirement for safety are discussed. The paper presents a concept of risk assessment, which is defined as a combination of hazard and structural vulnerability assessment. An overview of current practices and research activities toward implementing the concept is presented. This includes implementation of structural health monitoring (SHM) systems for environment and natural disaster prevention, improvement of stock management, and prevention of structural failure.

A Comparative Study on the Importance of the Components of the Community Disaster Resilience on Disaster Response (지역사회 재난회복력 구성요소와 재난관리정책 결정요인 분석)

  • Kim, Jinkeun;Park, Chanseok
    • Journal of the Society of Disaster Information
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    • v.15 no.3
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    • pp.339-346
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    • 2019
  • Purpose: In fact, to manage response and recovery successfully, although mitigation and preparedness should be accomplished naturally and automatically through thorough analysis and assessment, response, recovery, mitigation, and preparedness have not done in the way of virtuous cycles and continued broken disaster management repeatedly. Method: By Analysis through the critical methods, to enhance the community disaster resilience centered by social disaster management system in Korea, Result: (1) public training & education preparing for emergency or disaster (2) supplying public with disaster, or hazards information, and sharing at real time (3) networking emergency and disaster informational communication system & alarm system (4) analysis and assessment of risk(or disaster) in community (5) inter-governmental cooperative relationship and agreements (6) adopting and implementing disaster or hazards mitigation plan Conclusion: These will be able to be fully melt down into and specifically focused in the disaster policies in Korea for the better disaster management.

Probabilistic Risk Evaluation Method for Human-induced Disaster by Risk Curve Analysis (확률.통계적 리스크분석을 활용한 인적재난 위험평가 기법 제안)

  • Park, So-Soon
    • Journal of the Korean Society of Hazard Mitigation
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    • v.9 no.6
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    • pp.57-68
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    • 2009
  • Recently, damage scale of human-induced disaster is sharply increased but its occurrences and damages are so uncertain that it is hard to construct a resonable response & mitigation plan for infrastructures. Therefore, the needs for a advanced risk management technique based on a probabilistic and stochastic risk evaluation theory is increased. In this study, these evaluation methods were investigated and a advanced disaster risk evaluation method, which is based on the probabilistic or stochastic risk assessment theory and also is a quantitative evaluation technique, was suggested. With this method, the safety changes as the result of fire damage management for recent 40 years was analyzed. And the result was compared with that of Japan. Through the consilience of the traditional risk assessment method and this method, a stochastical estimation technique for the uncertainty of future disaster's damage could support a cost-effective information for a resonable decision making on disaster mitigation.