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승객용 엘리베이터 와이어로프의 유효수명 및 교체시기 평가
손두익,박재석,오환섭 한국안전학회 2003 한국안전학회지 Vol.18 No.4
The wire rope, one of the component of the elevator, is extremely important for the safe operation of the elevator. That is why the wire rope is replaced at a specific interval regardless of the operating conditions or the degree of damage to prevent the breakage of the wire rope. This is the waste of resources, causing economic and environmental loss. This paper has surveyed and analyzed the status of replacing wire-rope by buildings that use elevators, in order tc compare the replacement cycles of the wire rope under each operating conditions.
이관형,이경용,손두익,서남규,서광국,오지영 한국안전학회 2003 한국안전학회지 Vol.18 No.4
This study is planned to investigate the compliance of small sized enterprises of under 5 employees directed by Industrial Safety and Health Act. Occupational safety regulation can be required for employer and employee to comply because that all members of workplace should be involved to protect worker's health. When all members of workplace comply with safety regulation, effectiveness of regulation will be realized as expectation. The study subject is composed of three groups as 501 employers, 501 employees of small sized enterprises of under 5 employees and 107 safety inspectors sampled by stratified random sampling for comparison. Data for analysis is collected from each sample using interview with structured questionnaires. Compliance is measured by 5 point scale composed by 8 sub items such as general perception, understanding, clearness, necessity, relevancy, implementation, penalty, and general compliance of the regulation. Among sub items of employer's compliance, the level of perception of regulation, necessity of regulation, relevancy of penalty are differentiated among three groups. The level of all 8 items of employee's compliance also differentiated among three groups. These results show that strategies for ensuring the same level of compliance among three groups will be needed through education, training and evaluation of regulation and feedback.
이경용,이관형,오지영,서남규,손두익,갈원모,신문진 한국안전학회 2003 한국안전학회지 Vol.18 No.4
This study is planned to investigate the attitude toward the safety and health management of contractor comparry. Under the contract based production system, all of activities including safety and health management in the contractor company are depended upon the contract. How to make contract influence the worker's health of contractor company. Work's health of contractor company can be protected by efforts of company of contract-out and contractor company, especially their safety managers. The modelling of the effective safety and health management system for contractor company should consider the need of safety manager of each company and employer of contractor company. Data is collected from safety managers of 3 contract out companies as electronic and electrical manufacturing industry and 55 safety managers, 57 employers of their contractor companies using self administered survey with structured questionnaire. The most of all respondents want to support from the contract out companies. The most important items supported from contract out company is the information based on the safety information network between each company. Safety manager and employer of contactor company also itemized safety education and training in the supporting system from contract out company. These results can be generalized to survey on the other industries.
오환섭,정효진,박상필,손두익 한국공작기계학회 2005 한국공작기계학회 춘계학술대회논문집 Vol.2005 No.-
The damage of the pressure courage by degradation can become the reason of unexpected break down or failure accident and it is very important because safety accident, the production loss, environmental pollution, social problems are occur. Consequently The result to investigat of failure accident for domestic pressure vessel, the factor of degradation is SCC, Sorrosion, Cavity, Crack