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Comparative Study of Cost Estimate System in Landscape Architectural Construction - Comparison of Unit Price between Actual Construction Cost and Standard Quantity per Unit - (조경공사 적산방식의 비교연구 - 실적공사비와 표준품셈의 단가비교 -)

  • Jung, Un-Soo;Choi, Key-Soo
    • Journal of the Korean Institute of Landscape Architecture
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    • v.40 no.2
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    • pp.97-111
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    • 2012
  • This study aims to find a proper construction cost calculation method by comparing unit prices of cost estimate in landscape construction among other public ordering construction projects. There were 7 out of 12 items from the actual work cost in the first half of 2011 were compared. The 12 items were classified as landscape Architectural construction and the 7 items were the approximate standard. As applied construction types, the comparable 35 items out of the 80 actual work cost items applied to 5 sites were compared to the unit price of the standard quantity per unit in March 2011, which was the approximate standard. Actual construction rate of the 7 items in the category of landscape sector was 104.86% for each item and 92.09% as a total construction cost. The high actual construction rate was caused by the high rate of seed spray depending on the status of applying rocks. However, there were more fundamental reasons for the cost generated from aslope treatment for grass and seed spray. So, it requires more detailed regulations on the modification factors for each soil type, the standard and needs to improve theillogical standard quantity per unit system. Actual construction rate of the 35 items in the applied sectors of civil engineering and architecture was 78.65% for each item and 71.31% (70.17%) as a total construction cost. This shows that actual unit cost cannot reflect actual cost structurally and standard quantity per unit system lacks practicality in terms of construction due to thelabor force. 85.1~91.2 % actual construction rate announced by the Ministry of Land and Maritime Affairs referred to the newly switched items. So the result was estimated as actual construction rate. This requires supplementation after verification in order to make the actual work cost produce at a proper rate. Also, standard quantity per unit system needs complementation with these actual data and so on.

Analysis of Unit-works for Design for Safety in Construction Work : Focus on Construction Projects of OO Corporation (설계의 안전성 검토를 위한 건설공사의단위작업 분석: OO공사의 발주공사를 중심으로)

  • Kim, Jin-Won;Cho, Gun-Hee;Song, Sang-Hoon;Bang, Jong-Dae;Sohn, Jeong-Rak
    • Land and Housing Review
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    • v.7 no.4
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    • pp.315-322
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    • 2016
  • Recently, Ministry of Land, Infrastructure and Transport has amended the law to Design for Safety in working design stage of construction work. There should be informed the disaster likelihood and severity of unit-works to decide risk of unit-works in Design for Safety. Therefore, the construction disaster data of ${\bigcirc}{\bigcirc}$ corporation were classified as 24 unit-works and the disaster likelihood and severity of unit works were analyzed in this study. The safety management level of unit-works which based on analysis data was suggested 3 groups; special management and emphasis management, regular management. The results of this study can be used as basic information to perform Design for Safety in construction. And this information will be able to reduce the disaster.

Work-Life Balance Designing at Transitional Periods of Life: Focusing New Employees at Foreign IT Companies in Korea (외국계 IT기업 남녀 신입사원의 생애 전환기 일-생활 균형 기획기획)

  • Kim, Seon-Mi;Lee, Seung-Mie;Koo, Hye-Ryoung
    • Journal of Family Resource Management and Policy Review
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    • v.20 no.2
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    • pp.75-98
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    • 2016
  • This study examines the work-life balance designing of new employees using qualitative research. Eight new employees at foreign IT companies in Korea were interviewed in two groups composed of two male workers and two female workers. The research determined two main themes and seven sub-themes related to the participants work-life balance using theme analysis. The first main theme was 'working conditions' which had sub-themes, 'performance-based system in foreign IT companies', 'flexible working conditions', 'family-friendly company culture', and 'positive evaluation of the company'. The second main theme was 'work-life balance' which included the sub-themes, 'changing priority during transitional periods of life', 'work-family balance designing as a family unit', and 'difficulties balancing between work and family'. The results revealed that workers prospected that flexible working condition might solve the demands of the child-rearing period and that work-family balance was determined as a family unit. Additionally, there were gender differences in the relationships between working conditions and work-life balance.

Analysis of the Influence of Changing the Announcement Date of Standard for Construction Cost Estimation (표준시장단가 공고시기 조정에 따른 영향분석 연구)

  • Lee, Ju-hyun;Baek, Seung Ho
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2020.06a
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    • pp.204-205
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    • 2020
  • Construction Standard Unit Price is the unit price calculated based on the market price for work items in construction projects that have already been conducted. It is used as basic data for calculating the budget price of public construction projects. In the Construction Standard Unit Price Book implemented in the second half of 2020, there are 1,810 types of unit prices. Since 2017, 100-150 construction standard unit prices have been revised semiannually (on January 1 and July 1 of each year) through Construction Site Surveys. Other work items have been set based on the rate of inflation during the corresponding period. Later in 2020, this procedure was changed, with on-site survey period extended to one year to strengthen the construction standard unit price investigation. The revisions previous announced during the second half of the year were changed only to reflect the price inflation rates. With such changes in the revisions to construction standard unit prices, one important issue that was raised: The timing of announcing the revisions during the second half of the year (reflecting the price inflation rates). The market unit wage, which is the unit price standard of labor cost that takes up a large part of the construction cost, is announced in January and September. The figures announced in September is reflected on the construction standard unit price four months later in January, but the market unit wage announced in January is reflected only six months after in July, which causes a timing issue. As such, the current study analyzed problems rising from the changed timing of the announcements of the construction standard unit price during the second half of the year, in addition to analyzing their impact on public construction projects.

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Factors Affecting on Organizational Commitment of Hospital Employees (병원조직 구성원의 직장애착에 영향을 미치는 요인)

  • 이상곤;감신;박재용;한창현;김건엽;이원기;차병준
    • Health Policy and Management
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    • v.9 no.1
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    • pp.201-233
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    • 1999
  • This study was carried out to find out the factors affecting on organizational commitment of hospital employees. For the purpose, the questionnaire-based research was done with 1280 hospital employees who were working in 2 university hospitals and 4 general hospitals located in Taegu City and Kyungpook Province from November 20, 1997 to December 22, 1997. The results of the study were summarized as follows. There were significant correlations among environmental variables, psychological variables, structural variables, vertical conflict, horizontal conflict, job satisfaction, and organizational commitment. By path analysis, variables such as pay, work involvement, work definiteness, met expectations, positive affectivity, distributive justice, job security, expectations before entering a hospital had significant positive effect on job satisfaction in order of size, while, vertical conflict, job opportunity, and horizontal conflict had significant positive effect on job satisfaction in order of size, while, vertical conflict, job opportunity, and horizontal conflict had signifecant negative effect in order of size. Variables such as job satisfaction, job security, work involvement, pay, vertical conflict, met expectations, distributive justice, positive affectivity, work unit control, job autonomy, and job routinization had significant positive direct effect on organizational commitment in order of size, while, job opportunity, job hazards and resource inadequacy had significant negative direct effects in order of size. It was found that the following variables, listed in order of size, had significant total effects on organizational commitment : job satisfaction, job security, job opportunity, work involvement, pay, met expectations, distributive justice, positive affectivity, job hazards, and work unit control. In considering abovc findings, it is recommended that programs for job satisfaction promotion, job security, decrease of intent to leave, work involvement promotion, adequate pay, met expectations, distributive justice, positive affectivity promotion, job hazards decrease, and work unit control grant should be implemented to increase organizational commitment.

A Study on the Finishing Material terms analyzed the Building Specifications in Chosun Dynasty - limit the palace construction work - (조선조 영건의궤를 통한 수장재 용어에 관한 연구 - 궁궐건축을 중심으로 -)

  • Hong Seok-Joo
    • Korean Institute of Interior Design Journal
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    • v.14 no.2 s.49
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    • pp.12-19
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    • 2005
  • After an important construction work in Chosun dynasty, the appropriate government made out the building specification as it called 營建儀軌. They are recorded about variety matters as the appointed days, various official documents, managers and craftsmen, etc.. Sometimes we can see the attached pictures about some building or furniture. specifications in Chosun dynasty about the unit of materials and history of each terms. The results are as followings: (1) The interior materials are classified to several units such as Gai(箇;the unit of square lumber or log), Rip(立;the unit of plates), Boo(部;the unit of assembled materials), etc.. (2) The terms are defined and enlightened how to use and how to change. Particularly, the terms are different positively in constituent units of wooden floor. So, it is expected to continuant study.

Comparative Study for the Clinical Nurses' Work Satisfaction, Job Stress and Turnover Intention - in General ward, Comprehensive nursing care service ward, and Anshim unit (일반병동, 포괄간호서비스병동, 안심병동 간호사의 직무만족도, 업무스트레스, 이직의도 비교연구)

  • Lee, Nam Suk;Koh, Myung Suk
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.16 no.1
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    • pp.516-526
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    • 2015
  • The purpose of this study is to compare with work satisfaction, job stress and turnover intention of nurses who work in Comprehensive nursing care service ward, Anshim unit and general ward. The subjects are nurses of general ward, Anshim unit, Comprehensive nursing care service ward from two hospitals in Seoul and one hospital located in Gyeongi province. The summary of the research is as follows. Nurses in a general ward, a Comprehensive nursing care service ward and an Anshim unit don't have meaningful difference in job satisfaction(F=0.50, p=.602), job stress(F=1.12, p=.326), turnover intention.(F=0.02, p=.972). There were some statistic differences of Work satisfaction, job stress and turnover intention according to general characteristics. Henceforth it needs diverse consideration on these factors to reduce turnover intention of nurses.

Survey on Nurses's Perception Changes of Patient Safety Culture (일 병원 간호사의 환자안전문화에 대한 인식변화)

  • Park, Hee Ok
    • Journal of Korean Academy of Rural Health Nursing
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    • v.9 no.1
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    • pp.5-18
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    • 2014
  • Purpose: The purpose of this study was to investigate perception of patient safety culture among hospital nurses. Methods: There were four steps in this study; education about patient safety culture, pre-test, nursing activities for patient safety, post-test. A questionnaire was distributed twice to all nurses in one hospital. Pretest data were collected from April 1 to April 20 and posttest from November 15 to November 25, 2013. For the pretest data, 302 data sets were analyzed and for the posttest, 266. SPSS 12.0 was used for descriptive analysis. Results: Overall perception of nurses on patient safety culture was "moderate"(3.27). For general characteristics, there was a significant difference in patient safety culture according to work unit and length of employment. Attitude to leaders was significantly different according to nurses' age, position and work unit. Organizational culture was significantly different according to nurses' age and work unit. System of patient safety was significantly different according to work environment. In the posttest, the mean score improved. Conclusion: Results indicate that patient safety cultural perception is related to safety during nursing activities and systematic strategies to increase perception should be expanded through research and the development of new educational programs on patient safety culture.

The Effects of Musculoskeletal Symptom and Burden Work on Presenteeism among Gastrointestinal Endoscopy Unit Nurses (소화기 내시경실 간호사의 근골격계질환 증상, 근골격계부담작업이 프리젠티즘에 미치는 영향)

  • Lee, Young-Joo;Yu, Jungok
    • Korean Journal of Occupational Health Nursing
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    • v.32 no.4
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    • pp.152-163
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    • 2023
  • Purpose: This study aimed to identify the effects of musculoskeletal symptoms and burden on presenteeism among nurses in a gastrointestinal endoscopy unit. Methods: This was an observational cross-sectional study. Data were collected through self-reported questionnaires administered to 140 nurses working in the gastrointestinal endoscopy unit of a hospital located in Busan metropolitan city. Results: The body part with the most musculoskeletal symptoms was the back (73.2%), and the most common musculoskeletal burden work was "when you have to stand or maintain the same posture for a long time in a lead apron protection clothes." The factors most related to work impairment were working hours, musculoskeletal symptoms, and musculoskeletal burden, with an explanatory power of 63.3%. Factors affecting perceived productivity were working hours and musculoskeletal symptoms, with an explanatory power of 29.2 %. Conclusion: To reduce work impairment and increase the perceived productivity of nurses in gastrointestinal endoscopy units, various programs and improved working environments are needed that can improve musculoskeletal symptoms and reduce musculoskeletal burden.

The Influence of Juvenile Self-Efficacy on the Consumption Behavior and the Learning Effects of the Unit 'Consumption Life' (청소년의 자기효능감이 소비행동과 소비생활 단원에 대한 학습효과에 미치는 영향)

  • Park, Eun-Hee
    • Journal of the Korean Home Economics Association
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    • v.50 no.7
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    • pp.1-12
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    • 2012
  • The purpose of this study was to identify the factor structure of self-efficacy, consumer behavior, and the learning effects of the unit 'Consumption Life' and to study the effects of self-efficacy on the consumer behavior, and the learning effects of the unit 'Consumption Life'. Questionnaires were administered to 370 female middle school students living in the Metropolitan City of Daegu. The data was analyzed by using the frequency, descriptive statistics, factor analysis, reliability analysis, multiple regression, and t-test. The findings are as follow. Self-efficacy was composed of five factors such as the capability in work performance, rational performance, fear, anxiety, and the ability to challenge oneself. Consumer behavior was composed of five factors such as emphasis on product display, emphasis on information, emphasis on fashion, emphasis on appearance, and the products/information exchange. The learning effects of the unit 'Consumption Life' was composed of two factors in the economical consumption, and rational consumption. The effects of consumer behavior and the learning effects of the unit 'Consumption Life' on each of the self-efficacy factors like the capability in work performance, rational performance, fear, anxiety, the ability to challenge oneself were explained by factors such as emphasis on product display, emphasis on information, emphasis on fashion, emphasis on appearance and products/information exchange, and economical consumption and rational consumption.