• Title/Summary/Keyword: Accident cases

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The Property of Building Construction Accident According to the Analysis of Building Accident Cases (재해사례분석을 통한 빌딩공사 재해 특성)

  • Lee Jong-Bin;Ro Min-Rae;Go Seong-Seok
    • Journal of the Korean Society of Safety
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    • v.19 no.3 s.67
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    • pp.101-107
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    • 2004
  • Recently, construction work's tendency has become a high-rise building, a complexity and a large size. According to the KOSHA data, construction work accidents have not been decreased. Looking at from the side of accident accidents of construction industry are occupied over 1/3 among all industry accidents. Therefore, this study will analyze the accident of the building construction work from the data of KOSHA which were collected during 11 years$(1992\~2002)$ data relating to serious accidents of the building construction work suggest the counterplan according to the each work type in building construction work.

A Case Study on the Serious Accidents of Construction (건설중대재해 사례 연구)

  • 장동일;이명구
    • Journal of the Korean Society of Safety
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    • v.11 no.1
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    • pp.108-120
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    • 1996
  • It is a problems in industrial accidents that the knowledge for industrial accidents is obtained by experience, not by experiment. This experiential knowledge is obtained by Investigating accident cases and utilizing those for safety education. Therefore, in this paper, the situation about the serious accident of construction is analyzed by occupation, a kind of construction, time group, season, type of accident, and accidental cause. And the mutual · relations of these factors are studied. The most frequent type of the serious accidents of construction Is the falling accident. It happenes most frequently at apartment construction among kinds of construction and to structural worker, finishing worker, normal worker in order among occupations. And it is found that the most critical causes of the falling accident are the imperfection of safety facilities and unwearing of protection equipments, so a number of accidents can be reduced by the expansion of safety facilities and wearing of protection equipments absolutely. The counterplan of prohibition of accidents and the direction of government policy are presented by a series of nalyses for accident cases.

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Epidemiological Characteristics of School Accidents in a Middle School (중학교 학교사고의 역학적 특성)

  • Ji, Mi-Young;Yi, Sung-Eun
    • Journal of the Korean Society of School Health
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    • v.17 no.2
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    • pp.63-71
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    • 2004
  • Purpose: This study was conducted to identify the epidemiological characteristics of school accidents in middle school students. Methods: The subjects in this study were the students of a middle school in Gangnung. The study period was one semester, from March 2 to July 15, 1999. Data were collected by one of the authors using a structured questionnaire, and the subjects who had school accidents and visited the school health care office were interviewed. The data was analyzed using the SPSS and SAS programs. Results: The semester incidence rate per 100 students was 31.6 cases. The daily accident rate was 2.8 cases, and the accident incidence density was 2.6 cases per 1,000 students days. The mean of accident incidence was 1.7 per student. The incidence was the highest in June. The most frequent cause of accidents was carelessness, and the accidents were most frequent at recess. Conclusion: It is necessary to conduct the analytic epidemiological study to identify the risk factors of school accidents.

Information Retrieval in Construction Hazard Identification (건설 위험 식별을 위한 정보 검색)

  • Kim, Hyun-Soo;Lee, Hyun-Soo;Park, Moon-Seo;Hwang, Sung-Joo
    • Korean Journal of Construction Engineering and Management
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    • v.12 no.2
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    • pp.53-63
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    • 2011
  • The repetitive occurrence of similar accident is one of the biggest feature in construction disasters. Similar accident cases provide direct information for finding risk of scheduled activities and planning safety countermeasure. Many systems are developed to retrieve and use past accident cases by researchers. However, these researches have some limitations for performing too much retrieval to obtain results considering construction site conditions or not reflecting characteristics of safety planning steps or both. To overcome these limitations, this study proposes accident case retrieval system that can search similar accident cases. It also helps safety planning using information retrieval and building information modeling. The retrieval system extracts BIM objects and composes a query set combining BIM objects with site information DB. With past accident cases DB compares a query set, it seeks the most similar case. And results are provided to safety managers. Based on results of this study, safety managers can reduce excessive query generation. Furthermore, they can be easy to recognize risk of a construction site by obtaining coordinations of objects where similar accidents occurred.

Categorizing accident sequences in the external radiotherapy for risk analysis

  • Kim, Jonghyun
    • Radiation Oncology Journal
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    • v.31 no.2
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    • pp.88-96
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    • 2013
  • Purpose: This study identifies accident sequences from the past accidents in order to help the risk analysis application to the external radiotherapy. Materials and Methods: This study reviews 59 accidental cases in two retrospective safety analyses that have collected the incidents in the external radiotherapy extensively. Two accident analysis reports that accumulated past incidents are investigated to identify accident sequences including initiating events, failure of safety measures, and consequences. This study classifies the accidents by the treatments stages and sources of errors for initiating events, types of failures in the safety measures, and types of undesirable consequences and the number of affected patients. Then, the accident sequences are grouped into several categories on the basis of similarity of progression. As a result, these cases can be categorized into 14 groups of accident sequence. Results: The result indicates that risk analysis needs to pay attention to not only the planning stage, but also the calibration stage that is committed prior to the main treatment process. It also shows that human error is the largest contributor to initiating events as well as to the failure of safety measures. This study also illustrates an event tree analysis for an accident sequence initiated in the calibration. Conclusion: This study is expected to provide sights into the accident sequences for the prospective risk analysis through the review of experiences.

A Study on Cyclist Accident Analysis on Korea Roads with Typology of iGLAD (iGLAD 사고 분류 유형을 이용한 자전거 탑승자 교통사고 분석)

  • Lee, Hwasoo;Jang, Eunji;Yim, Jonghyun;Lee, Jimin;Kim, Jaehoon;Song, Bongsob
    • Journal of Auto-vehicle Safety Association
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    • v.10 no.1
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    • pp.27-31
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    • 2018
  • This paper reports an analysis of cyclist accident cases with respect to passenger vehicles on Korean roads. A typology based on Initiative for the Global Harmonization of Accident Data (iGLAD) code book is applied to a traffic accident analysis system(TAAS), which has the real-world crash data on Korea roads, to understand the accident scenarios in more detail and efficiently. Similarly this typology has been used for Germany In-Depth Accidents Study (GIDAS) as well. The accident data analysis with consideration of the typology of Korean road conditions may prioritize traffic safety issues regarding cyclists and is aimed to develop an Automatic Emergency Braking (AEB) system for cyclist. In summary, this paper characterizes and analyzes the scenarios of cyclist crashes with passenger car. The most common accident scenarios on Korean roads are Car-to-Bicyclist Nearside Adult (CBNA) and Car-to-Bicyclist Longitudinal Adult (CBLA), which are more than 86% of total accidents cases. Therefore, it is inferred that AEB cyclist system should include these accident types in the operational design domain to reduce more fatality in Korea.

Characteristics of Risk Behavior Related to the School Accident between Male and Female Elementary School Students (성별에 따른 초등학생 학교사고의 위험행동특성)

  • Lee, Myung-Sun;Lee, Hye-Jin
    • The Journal of Korean Society for School & Community Health Education
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    • v.12 no.1
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    • pp.71-89
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    • 2011
  • Objectives: The purpose of this study is to identify risk behavior related to the school accident between male and female elementary school students. Methods: 838 School accident data provided by Seoul School Safety Council were analyzed by gender. Based on the results above, survey questionnaires on characteristics of school accident were developed. Self-reported data were collected from a sample population of 433 students in grade 5 to 6 students attending 4 elementary schools in Seoul. Results: The students who answered they experienced the accident in school for the past 1 year, accounts 60.5% of male and 39.5% of females students, which has statistically significant difference. The male's cases happened most around corridor/door, while female's cases happened most in the playground/gymnasium. As for the accident risk behavior, male students had the risk behavior by using the personal belongings/toys, while the female students had much risk behavior related to physical facility/playground. When classifying the characteristics of risk behaviors according to the accident causes, male students showed higher score in the accident risk behaviors related to play/fight than in those of the female students(p<0.05). Conclusions: Health care providers should develop school safety programs by characteristics of risk behavior between male and female elementary school students.

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Improvement Implication of Research Lab Safety based on Multiple Correspondence Analysis of Accident-related Factors (사고 특성요인들의 다중대응분석에 기반한 연구실안전 개선 방안)

  • Hyeon Kyo Lim;Yun Tae Kim
    • Journal of the Korean Society of Safety
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    • v.39 no.1
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    • pp.104-113
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    • 2024
  • Unlike in general manufacturing process, safety management in laboratory-based research area is complicated because the latter generally involves trying untested methods or handling unusual substances in small amounts. Laboratory accidents in South Korea have recently shown an increasing trend. Unfortunately, statistics on such accidents are not officially published by any domestic public agencies. In this study, multivariate analysis was performed on the relationships between variables to develop effective strategies for preventing laboratory accidents. A Cross-Tabulation Analysis of accident-related factors in 179 accident cases revealed that the laboratory type, accident type, and unsafe-act type are all statistically significant, whereas the unsafe condition and management factors differ with the statistical criteria. Furthermore, the results of a Multiple-Correspondence Analysis showed that accidents can be divided largely into three groups having different accident causes and injury types; this confirms the necessity of different strategies to prevent accidents of each type. The findings also reveal differences between the distribution of accident types mentioned in the accident case collection books and actual reported cases. This suggests that an official statistical system administered by a public institution would be necessary for effective prevention of laboratory accidents.

Statistical Analysis of Chemical Substance Transporting Accidents (화학물질 운송 화학사고의 통계 특성 분석에 관한 연구)

  • Lee, Tae-Hyung;Lee, Sang-Jae;Shin, Chang-Hyun
    • Fire Science and Engineering
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    • v.30 no.6
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    • pp.23-30
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    • 2016
  • This study analyzed the characteristics of chemical accidents, including the accidents occurring each year according to status, type of accident, accident cause for chemical substance transporting accidents. The major aim of this study was to provide information on the chemical accidents that occurred involving chemical substance transporting accidents from 2013 to July - 2016. The total incidence of chemical transporting accidents was 77 cases; 74 cases occurred by the spill & leakage type. The main cause of the accidents analyzed was traffic accidents (41 cases). Forty-six accidents were related to hazardous chemical substances. Among the 46 hazardous chemical substances involved in transporting chemical accidents, 46% of the accident substances were hydrogen chloride. For the prevention and response to accidents occurring during the transportation of chemicals, it is necessary to complement the precautions for chemical accidents caused by transportation accidents and chemical spills and leaks of chemicals. In addition, when the chemical transport of an accident occurs, it is necessary to apply a chemical transport safety system for chemical transfer.

Epidemiological Study of the Accident patients in Chun Chon area (일부지역에서 발생한 우발사고환자의 역학적 고찰)

  • 백혜자
    • Journal of Korean Academy of Nursing
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    • v.6 no.2
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    • pp.39-54
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    • 1976
  • In order to contribute to the formulation of a public health plan, the epidemiological study conducted by the record of 834 accident patients during the year Jan.1975 to Dec.1975 at Lim's clinic Chun Chon city has been analysed in hospital treatment. The accident patients were divided into Common, Psychosomatic, Industrial and Traffic. The results obtained from this study are summarized as follows ; 1. Common accident showed highest rate as 32.1%, Industrial showed 28.6% rate, Psychosomatic showed 27.2% and Traffic accident showed lower rate as 12.1%. 2. The age group from 16 to 20 years old showed the highest rate as 23.0% and the distribution of this same age group in the Kang Won Province area was 20.4%, sexual grouping shows men with the highest rate as much as 69.5%. 3. The highest rate of accidents (23.9%) occurred from 3Pm to 6Pm. The highest monthly accident rate (13.1%) occurred in July, in the most concentrated season, summer (31.3%) 4. The place of indoor accidents were highest 30.3% 5. Bruise and laceration form wounds showed highest with traffic accident victims suffering 35.0% of this bruise rate 6. Wound lesions of the upper limbs showed the highest type 28,6% by head lesions 28.2% 7. Among those completely cured after treatment(84.1% of the total), intoxication cases showed the highest rate (86.5% ) 8. From accident tims to treatment at the clinic, intoxication cases had the longest wait (77.2%) treated within six hours.

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