건축공사 공종별 위험도에 관한 연구

As the scale of building construction is larger and more complex, the tendency of the risk serious accident case is increasing. From this reasons, this study evaluated the hazard of work types for building construction to prevent construction accident this study the report on the serious accident case during last 11 years. In addition, analysis of accident case depending on the number of persons by work types and collection of construction specialists' opinion about the risk by work types are carried out, and the results are as follows; 1) Work types by the Korea Occupational Safety and Health Agency(KOSHA) with 16 main and 75 subcategories and by the Standard Specifications with 22 main and 74 subcategories were classified and analyzed. 2) As a result of analyzing the report on the serious accident case from 1992 to 2002, the percentage of risk occurrence was 17.4% for mold work, 11.6% for temporary work and 11.0% for steel-frame work with A-class. 3) Through questionnaire to construction managers and specialists, the order of risk occurrence of serious accident case and the order of risk occurrence depending on the number of persons by work types were compared. As a result, the risk order by work types for building construction could be proposed.