• Title/Summary/Keyword: the class 3 Facilities

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A study on the Behavior of Fine Particle used the HEPA Filer (HEPA Filter를 이용한 미세입자 거동에 관한 연구)

  • Kim, Won-Gang
    • Journal of environmental and Sanitary engineering
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    • v.24 no.3
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    • pp.16-27
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    • 2009
  • In this paper, I examined the level of fine dust in medical institutions, educational institutions and multi-purposed facilities to grasp the exact state of the present, and decided the level of air-borne particulate(KSM ISO Standard and ISO Standard 14644-1). We compared new proposed cleaner equipped with HEPA Filter with general cleaner and analyzed the rate of removal according to height, air volume and the equipment with the compulsive air intake. Through this comparison, I reached the conclusion as follows: 1. According to the examination, the fine dust of medical institutions, educational institutions and multi-purposed facilities in Kwang Ju is class 9. 2. The filter used in general cleaner on the market is that of HEPA-type, and its removal efficiency for fine particles($0.3{\sim}0.5{\mu}m$) is very low. 3. In the removal efficiency of new proposed cleaner equipped with HEPA Filter, the higher it is, the better, especially more than 180cm in height. 4. In case it is operated for 5 minutes under the condition of the space of $9.4m^{3}$ and the maximum air volume equipped with two induction pipes, we can keep the air cleanness level of 5 ~ 6. 5. To maintain the air cleanness for a long time, if we first operate for 5 minutes at maximum air volume and then operate at medium maximum air volume, we can keep the air cleanness with low energy.

Evaluation of Wetland as Application on Limits of Acceptable Change: LAC.Recreation Opportunity Spectrum: ROS Methods (허용변화한계법(Limits of Acceptable Change: LAC)과 휴양기회분포(Recreation Opportunity Spectrum: ROS)를 적용한 갯벌자원 평가)

  • 김진선
    • Journal of the Korean Institute of Landscape Architecture
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    • v.31 no.4
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    • pp.57-66
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    • 2003
  • The purpose of this study is to evaluate the resource value of existing mud flats in JANGWHARI, KANGWHADO, as strategies for ecotourism. The research methods used in this study are Limits of Acceptable Change(LAC), and Recreation Opportunity Spectrum(ROS). The LAC process draws attention to the existing area conditions that are judged to be acceptable. Managers must define desired area conditions and undertake actions to maintain or achieve these conditions. The ROS is within each of the recreation opportunity classes identified as being used at the regional level. The Results of this study are as follows: 1) The Opportunity Class of the ROS is ecological, physical, social, managerial setting as primitive, semi-primitive. non-motorized, semi-primitive$.$motorized, and roaded natural. 2) The indicator of the LAC is ecological, physical, social, and managerial setting; the indicator of ecological is wildlife populations, water quality, road paving; the indicator of physical is facilities; the indicator of social is visitor needs for knowledge, adventure, eco-experience, and environmental education programs; and, the indicator of managerial is limits of law, and degree of management. 3) Currently, the Opportunity Class of the ROS of JANGWHARI, KANGWHADO is levels II-III, and the Opportunity Class of the suggested ROS is levels I-II. 4) This paper describes strategies for mud flat area management: detection of water quality, resolving problems of equipment, supply of both environmental education programs and guide equipment.

The Operation Scheme of Automated Supplies Distribution System for New Military Recruits (신병 초도보급품 지급 자동화 방안)

  • Lee Hong-Chul;Um In-Sup;Han Jae-Ho
    • Journal of the military operations research society of Korea
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    • v.30 no.2
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    • pp.50-62
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    • 2004
  • Every year, about 250,000 new recruits enter the military under the R.O.K military draft system. When the fresh soldier groups arrived at the Recruit Training Center, their supplies are distributed before they get basic military training. The supplies are divided by season, summer and winter. There are 14 class of summer items and 20 class of winter items, and the each class has about a few kinds of items. Totally, there are the hundreds kinds of supplies and the supplies distribution system is manually operated. However, in the current system, many problems such as spending a lot of time, manpower and high change rate due to the inaccurate distribution have been raised. This paper suggests the automated supplies distribution system to solve the above problems. We choose the appropriate facilities in the system by using the AHP(Analytic Hierarchy Process) and analyse the operating efficiency of the new system by simulation. The new suggested system shows about $39.25\%$ improvement in throughput and 3.75 times reduction of manpower compared to the current system.

A Study on the Injury of Nature Environment in Chongnung Valley of Mt. Puk'an -In the Case of Trail and Rest Area- (북한산 정릉계곡의 자연환경훼손에 관한 연구 -등산로와 휴식처를 중심으로-)

  • 최송현;이경재
    • Journal of the Korean Institute of Landscape Architecture
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    • v.21 no.4
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    • pp.83-99
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    • 1994
  • To compare basic information and to inspect impacts situations between 1987 and 1992, this study was executed in Chongnung valley of Mt. Puk'an. And to provide basic informations through the change of plant species diversity, some methods were applied and analyzed such as the degree of environmental impacts and belt-transect method. The results were summarized as follows; 1. In order to find environmental impacts by visitor, the degree of environmental impacts class that was proposed by Kwon(1991) was implicated. In 4 sites, total area of over impact class 2 is 86,692$m^2$ and area of impacts class 4-6 that is impossible to recover naturally is 36,856$m^2$. Totally, the impacted area was profounded qualitatively and quantitatively against 1987's. 2. In the vegetation change by visitor's impacts, species diversity was rapidly decreased as nearer the campsite and trail. And in the basal area and coverage, lower layer species was sensitively changed. Trampling-resistent species is as following; Robinia pseudoacacia, Lespedeza cyrtobotrya, Staphylea bumalda, Clerdendron trichotomum, Stephanandra incisa, Rubus crataegifolius, Lespedeza maximowiczii, Weigela subsessilis, Rosa multiflora, Zanthoxylum schinifolium, Lindera obtusiloba, Callicarpa japonica, Sorbus alnifolia, Symplocos mongolica and so on. In the results of soil hardness test, that was decreased as far away from campsite and trail. 3. In the 4 sites selected in Chongnung valley of Puk'ansan Natioal Park, management plans was largely divided 4 category, such as trail improvement, facilities setting, ecotone vegetation establishment, and vegetation rehabilitation. And a suggestion was provided to each site.

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A Study on the Architectural Planning Characteristics of Medical Buildings - Focused on Cheong-ju Area (메디컬빌딩의 건축계획특성 연구 - 청주지역을 중심으로)

  • Baek, Sang Yeol;Kim, Gi Soo
    • Journal of The Korea Institute of Healthcare Architecture
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    • v.21 no.3
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    • pp.69-77
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    • 2015
  • Purpose: Under a trend of hospitals that repeated expansion in line with fast increasing factors of medical demands in the past, medical buildings where clinic businesses have regularly gathered in one building have exponentially increased since separation of prescribing and dispensing in 2000. Thus, this study aims at analyzing characteristics of architectural plan of the current medical buildings, identifying strengths and weaknesses through Post Occupancy Evaluation and suggesting an architectural planning method of medical buildings to be planned in the future. Methods: Scope of study has been limited to 23 medical buildings that are registered in the building register as medical buildings out of the Class 1 neighborhood facilities build as 5 floors or more in Cheongju region since 2000 and being actually used for the usage. Study method is to define concepts of the medical buildings through literature review and advanced researches, analyze characteristics of architectural plan through drawing analysis and site survey. Results: General characteristics of architectural plans for the medical buildings in Cheongju have been analyzed. There are the most frequencies in general commercial area and semi-residential area, most of them are reinforced concrete structure and the Class 1 neighborhood facilities. Average land area is $482.68m^2$, gross floor area $3720.8m^2$, the number of underground floors level 1.16, the number of floors level 7.76, total number of floors 8.92, the building-to-land ratio 67.28%, floor area ratio 452.6%, height 31.44m, and the number of parked vehicles 24.16. Implications: This research will contribute to the establishment of the planning methods which increase the quality of Medical Buildings in Cheongju.

General Survey on the Necessity of Establishment School of Oriental Medicine at the National University Level (국립한의대 설치 필요성에 대한 일반인의 인식도 조사)

  • Lee, Sun-Dong;Ahn, Sang-Woo;Kwon, Young-Kyu;Ko, Seong-Gyu;Shin, Sang-Woo;Bae, Jong-Myun
    • Journal of Society of Preventive Korean Medicine
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    • v.9 no.1
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    • pp.37-48
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    • 2005
  • Subjects in this study comprised of general public (907), high school students (772), individuals associated with Oriental medicine (660), and 60 majoring in western medicine, totalling 2,413 individuals. Survey was conducted on the necessity of establishing Oriental medicine school at the national university level and the following result were obtained: - 78.3% (1847 individuals) were in favor of establishing Oriental medicine school at the national university level. - For the validity of establishment, responders expressed opinions of standard and virtuous education, higher quality education, standardized practice, research on difficult to cure diseases, and obtaining competitiveness in the world market. - One to three schools were considered as an appropriate number of schools with less than 80 students per class, Class size may be adjusted from existing schools (52.5% favored decrease in size) and (46.3% favored increase in size). - Educational and research facilities must be accopanied with schools of Oriental medicine as well as clinical training facilities, herbal pharmaceutical research centers, and fundamental medical centers. - Many favored 6 year curriculum as the most appropriate system and the school of Oriental medicine should be established within the university. Based on the information gathered in this survey, we may recognize the limitations of Oriental medicine schools at the private institutional level and support the establishment of Oriental medicine schools at th national university level. This establishment may play as a steeping stone for advancement in education, standardization of research and treatment, and commercialization of Oriental medicine of benefit the general public.

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A Cohort Study of Incidence Rate and Causes of School Accidents in a Boys' Middle School in Taegu (남자중학교 학생의 학교사고 발생률과 사고원인에 관한 코호트 연구)

  • Park, Jung-Han;Park, Mi-Wha
    • Journal of Preventive Medicine and Public Health
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    • v.20 no.2 s.22
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    • pp.331-340
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    • 1987
  • To determine the incidence rate of school accidents and its associated factors, a cohort observation was carried out in a boys' high school of a total of 2,324 students for an academic year from March 1986 to February 1987. Data for accidents were collected by the author (school nurse) as students came to the school health station for treatment of accidental injury. Data for school activities were obtained from the diary of academic affairs. A total of 603 students made 1,126 visits to the station for accidental injury during the study period that gave an average 1.9 accidents per student. The average number of visits for accidental injury per day was 5.1 and the incidence rate of accidental injury was 2.2 per 1,000 student days. Each class had about 30 accidents on the average in a year. However there were two classes that had exceptionally high incidence rate of accidents; 54 accidents in one class where 10 athletes were assigned and 58 accidents in the other class where the teacher in charge was On vacation for two months. The highest incidence rate of accident was observed in June (3.4 per 1,000 student days) and the lowest rates were in December and February (1.5 and 0.7 per 1,000 student days, respectively) and there were no appreciable difference by day of week. Accidents were caused by mischief or carelessness of students in 62.2% and by the inappropriate tools and facilities of school in 18.6% . The accidents caused by tools and facilities were mainly due to the antiquated chairs and tables. Referral rate to hospital for severe injury was three times higher in cloudy days and five times higher in rainy days than in clear days. There was almost no accident during the examination period but increased after the examination. Based on these findings, following measures are recommended to prevent school accident: disperse the athletes throughout the classes: should the teacher in charge leave the class for a long period, replace with another teacher who is familiar with the class to keep order; replace or repair the inappropriate tools and facilities; and warn the students for the risk of accident or broadcast music or let the students have light physical exercise to relieve the tension in cloudy or rainy day and after examination.

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Traffic Vulnerability Analysis of Rural Area using Road Accessibility and Functionality in Cheongju City (도로 접근성과 기능성을 이용한 통합청주시 농촌지역의 교통 취약성 분석)

  • Jeon, Jeongbae;Oh, Hyunkyo;Park, Jinseon;Yoon, Seongsoo
    • Journal of Korean Society of Rural Planning
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    • v.21 no.2
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    • pp.11-21
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    • 2015
  • This study carried out evaluation of vulnerability in accessability and functionality using road network that was extracted from Intelligent Transportation System(ITS) and digital map. It was built in order to figure out accessability that locational data which include community center, public facilities, medical facilities and highway IC. The method for grasping functionality are Digital Elevation Model(DEM) and land slide hazard map provided by Korea Forest Service. The evaluation criteria for figure out accessability was set to related comparison of average time in urban area. Functionality value was calculated by the possibility of backing the vehicle possibility of snowfall and landslides. At last, this research computed weighting value through Analytic Hierarchy Process (AHP), calculated a vulnerable score. As the result, the accessability of rural village came out that would spend more time by 1.4 to 3.2 times in comparison with urban area. Even though, vulnerability of the road by a snowfall was estimated that more than 50% satisfies the first class, however, it show up that the road were still vulnerable due snowing because over the 14% of the road being evaluated the fifth class. The functionality has been satisfied most of the road, however, It was vulnerable around Lake Daechung and Piban-ryung, Yumti-jae, Suriti-jae where on the way Boeun. Also, the fifth class road are about 35 km away from the city hall on distance, take an hour to an hour and a half. The fourth class road are about 25 km away from the city hall on distance, take 25 min to an hour. The other class of the road take in 30 min from the city hall or aren't affected of weather and have been analyzed that a density of road is high. In A result that compare between distribution and a housing density came out different the southern and the eastern area, so this result could be suggested quantitative data for possibility of development.

A Basie Health Survey of the Yonsei Community Health Service Area, Seoul (연세지역(延世地域)에 대(對)한 보건기초조사(保健基礎調査))

  • Yang, Jae-Mo;Kim, Myung-Ho
    • Journal of Preventive Medicine and Public Health
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    • v.1 no.1
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    • pp.25-36
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    • 1968
  • Introduction In order to improve medical education through the introduction of a concept of comprehensive health care of a community, an area surrounding the University Campus was chosen for the Community Health Service Project. It has been on operation for last 4 years with its major emphasis on family planning services, and maternal and child health care. The major objectives of this survey at the area are to obtain: 1) The demographic data, 2) The health need and trend of medical care, 3) The attitude and practice in maternity care to be used for further improvement of the planning and the services of the project. Population and Survey Method Out of three Dongs of the Community Health Service Area, only two Dongs namely Changchun and Yonhee were selected for the survey. Total number of households and population in the area studied was 3,683 and 21,857 respectively. An interview was performed with questionnaire schedule which was recorded by interviewers. This includes the degree of utilization of health services provided by the Community Health Service Program such as family planning, prenatal care during their last pregnancy, delivery history and complications of the delivery as well as the incidence of illnesses in general. Prior to the interview, all interviewers were trained for interviewing technique for two days. The survey was carried out during the period from October December 1967. Results 1) Demographic Data : 41.3% of the population studied were children under age 15 and only 3.5% were over 60 years of age. Crude birth rate and crude death rate of this area studied during the period of November 1966-October 1967 were 20.5 and 7.7 respectively. Infant mortality rate during the same period was 35.9. 50.4% of the 2,832 households fell into the category of middle class, 39.8% to the lower class and 9.5% to the upper class in economic condition. 19.8% of 2,832 householders had no formal education, 22.7% primary school, and 57.5% middle or higher school education. 2) Health Status and Utilization of the Community Health Service: Those who suffered from many illnesses during the month of October, 1967 were 690(4.6% of 14,891 persons). Classification of these patients into the type of disease shown respiratory diseases 27.4%, gastrointestinal diseases 18.1%, tuberculosis 10.9%, skin and genitourethral diseases 4.5% and gynecologic patients 4.5%. Only 55.9% of the patients received medical care at hospital or doctor's clinic. But among TB and gynecologic patients, 70.7% and 72.4% were treated at medical facilities. 10.6% of 2,832 householders interviewed has ever utilized the Community Health Service Program provided by the Yonsei Medical School, Classifying these clients into the type of service, 35.9% utilized the wellbaby clinic, 31.0% the family planning clinic, 14.7% the home delivery care, and the rest utilized other services such as the premarital guidance cinlic and the sanitary inspection service. 3) Maternity Care: 23.6% of 2,151 deliveries were done at medical facilities such as hospital, private clinic, while 76.4% were done at home. Acceptance rate of prenatal care was 32.6% as whole, but 49.6 of 774 women who had the prenatal care service had their deliveries at medical facility. 45.1% of total deliveries were attended by medical and or paramedical personnel. 75.8% of the deliveries of those received prenatal care were attended by medical and or paramedical personnel while only 27.8% of the deliveries of those who did not have prenatal care attended by medical and or paramedical personnel. 49.8% of deliveries of the upper class, 29.8% of the middle class and 9.9% of the lower class were attended by medical and or paramedical personnel. 6.2, 3.3% and 24.8% of mothers reported about their xeperience of edema, coma and fever during the period of trimester of pregnancy and puerperium. 4) Family Planning: The rate of practice of family planning was 27.9%. 31.7% of them were by IUD, 2.9% by oral pill, 15.2% by sterilization and the rest by traditional methods. Those women who had 3 to 4 children had highest(30.2%). Practice rate among the various methods of family planning, oral pill was the most popular method to whom had 2 or less children. In relation between the practicing rate of family planning and living standard, the upper, middle and lower class practiced 37.5, 29.4 and 19.9% respectively.

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A Study on the Emission Characteristics of Water Pollutants in Wastewater Discharge Facilities and Drainpipes of Yeongsangang (영산강수계 주요 산업단지 폐수배출시설과 배수로에 대한 수질오염물질 배출특성 연구)

  • Lee, Jae-Young;Min, Hwa-In;Choi, Kyung-Chug;Ju, Hyun-Jin;Kim, Gyeong-Soo;Yun, Seol-Hee;Lee, Jae-Choon
    • Journal of the Korean Society for Environmental Technology
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    • v.19 no.6
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    • pp.586-599
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    • 2018
  • To learn about the discharge facility management of industrial complexes and the discharge characteristics of water pollutants in drainage, 11 sites were selected, including 16 discharge companies of Hanam Industrial Complex and High-Tech Scientific Industrial Complex and 4 drainages of the industrial complexes. Through the analysis, it was found that 12(75 %) of the 16 discharge companies had specific hazardous substances other than those registered at the time of installation and registration of the wastewater discharge facilities. In terms of other pollutants, 11 of the 16 companies(about 69 %) were found to have pollution items that differed from those included in approved and reported items lists. In addition, Formaldehyde, Mn, Zn, and Ba were discharged from 11 out of the 16 companies. Significantly, one of the specific hazardous water pollutants, Cu, was detected in all discharge facilities at levels from 0.029 to 0.929 mg/L. Even in major complexes drainages and the main stream of the Yeongsangang. As, Dichloromethane, and Chloroform were detected. However, it cannot be conclusively claimed that it is probable that these substances were actually discharged from the above facilities because research was only done in a limited range(Class 1 to Class 3), and therefore, further research is required. In the future, it will be necessary to expand the research scope of the discharge companies in order to establish a database of water pollutants, and to improve permits and reported items based on discharged substances.