• Title/Summary/Keyword: Damage oriented model

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Study on Decision-Making Model to Select Optimal Strengthening Method (최적 보강공법 선정을 위한 의사결정모델에 관한 연구)

  • Sun, Jong-Wan;Park, Kyong-Hoon;Oh, Hong-Sub;Cho, Hyo-Nam
    • Journal of the Korea institute for structural maintenance and inspection
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    • v.14 no.1
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    • pp.117-124
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    • 2010
  • Different to other social infrastructures, bridge elements or bridges can be damaged or collapsed and this may cause death toll and severe social and economical damage, bridges should be managed to maintain a safety level. Diverse strengthening methods is developed to improve a deteriorated bridge performance up to original design level. But rational decision-making process and methodologies to select a optimum strengthening method are absence yet in Korea. This paper therefore derived items and proposed methodologies for quantity estimate considering uncertainty to select a optimum strengthening method among conceptually designed alternatives. And also, to demonstrate the applicability and verification of the proposed approach, it was applied to select the optimum strengthening method for the deteriorated T-shape concrete girder bridge. The model and the procedure can greatly contribute to the uncertainty-oriented alternative selection.

A Study on the Chinese Arbitral Award relating to a Documentary Credit - with a special reference to Inco. v. China XX awarded by CIETAC, Shanghai Commission - (중국 중재판정부의 신용장 관련 중재 판정에 대한 연구 - Inco. v. China XX (가칭) 사건의 중국국제경제무역중재위원회, 상해위원회 중재판정을 중심으로-)

  • Hahn Jae-Phil
    • Journal of Arbitration Studies
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    • v.15 no.2
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    • pp.93-123
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    • 2005
  • As the international commercial transaction has drastically grown up with the mainland China, commercial disputes that are required to settle through ADR have tremendously increased during the last decade. Since China has not been fully exposed to the Free World for a long period of time, there would have been a great amount of misunderstanding about their competency and integrity to deal with internationally oriented commercial transactions with a view to internationally acceptable manner. This arbitration case was related to the contract in dispute of C&A Inc. as the importer v. China XX Importation Co. as the exporter for the sale of Silicon Metal. But after the contract were formed, exporter(respondent) declined to deliver the goods under the contracts because the market price of Silicon Metal increased according to the argument of the importer(claimant). Importer had to purchase alternative goods from other companies to substitute for the goods subject to the contracts in dispute. Importer purchased silicon metal of the same quality as under the contracts from two other Chinese companies as the necessary measure to mitigate the loss, paying prices higher than the contract price. Since exporter had breached the contracts, importer's loss should be compensated by the exporter as the Arbitration Tribunal decided for supporting importer's claim of loss for the substitute goods. This study is aiming at analyzing the rationale of the arbitral awards made by the Shanghai Commission in terms of (l)Place of Arbitration, (2)Applicable Law, (3)Validity of the Contracts, (4)Doctrine of Frustration, (5)Responsibility for the Mitigation of Damage by the Importer.

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A study on the estimation of the downstream arrival time with the upstream flow by utilizing u-IT equipments (u-IT 장비를 활용한 상류 유하량에 따른 하류지점 도달시간 예측에 관한 연구)

  • Kim, Jin-Young;Lee, Chang-Goo
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.12 no.8
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    • pp.3594-3602
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    • 2011
  • The purpose of this study is complementing existing flood-reaching timetable by theoretically determined numerical model and suggesting techniques for calculating the exact arrival time of flood. For this, according to the discharge of Namhan River, arrival time measurements, using u-IT technology applied sensor buoys, were performed. Based on the results of measurements, this study proposed complementary relation of average reach time by the discharged water considering tributary inflow, which was not considered established expression. With this study, u-IT based actual technology that is complementing the existing flood forcasting-warning data was developed. Applying this technology to the average reach time calculation by the discharged water, it is expected to reduce flood-oriented damage.

A Study on the Improvement of Repair and Reinforcement Quantity Take-off in Fire-damaged Area Using 3D Laser Scanning (3D Laser Scanning을 활용한 화재 손상 부위의 보수·보강 물량 산출 방식 개선에 관한 연구)

  • Jeong, Hoi-Jae;Ham, Nam-Hyuk;Lee, Byoung-Do;Park, Kwang-Min;Kim, Jae-Jun
    • Journal of KIBIM
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    • v.9 no.1
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    • pp.11-21
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    • 2019
  • Recently, there is an increase in fire incidents in building structures. Due to this, the importance of fire-damaged buildings' safety diagnosis and evaluation after fire is growing. However, the existing fire-damaged safety diagnosis and evaluation methods are personnel-oriented, so the diagnostic results are intervened by investigators' subjectivity and unquantified. Thus, improper repair and reinforcement can result in secondary damage accidents and economic losses. In order to overcome these limitations, this study proposes using 3D laser scanning technology. The case analysis of fire-damaged building structures was conducted to verify the effectiveness of accuracy and manpowering by comparing the existing method and the proposed method. The proposed method using 3D laser scanning technology to obtain point cloud data of fire-damaged field. The point cloud data and BIM model is combined to inspect the fire-damaged area and depth. From inspection, quantified repair and reinforcement quantity take-off can be acquired. Also, the proposed method saves half of the manpowering within same time period compared to the existing method. Therefore, it seems that using 3D laser scanning technology in fire-damaged safety diagnosis and evaluation will improve in accuracy and saving time and manpowering.

Subjective Perception of Drinking among New College Students of Nursing (간호대학 신입생의 음주 유형)

  • Su-Jin Kim;Sun-Young Lim;Eun-Ju Lee
    • Journal of The Korean Society of Integrative Medicine
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    • v.11 no.1
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    • pp.99-111
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    • 2023
  • Purpose : Although quantitative research on alcohol consumption among nursing students is important, qualitative research is needed to determine the subjective views of individual students, such as their feelings and thoughts, and ensure the implementation of a targeted alcohol intervention program. Q-methodology is a systematic approach that examines the subjective perspectives of individuals, including their views, beliefs, and attitudes, enabling understanding of the types and characteristics according to the individual's subjectivity structure. This study examined the subjective perceptions of drinking among freshmen in nursing college using Q methodology. Methods : Q-sorting was conducted, collecting 38 P samples and 40 statements. The data were analyzed using the PC QUANL program. The principal component factor analysis method was used for Q-factor analysis. Results : The results identified four types of drinking perceptions among freshmen in nursing college. Type 1 was "safety and health pursuit," type 2 was "friendship pursuit," type 3 was "'norm-oriented," and type 4 was "sound manners." When looking at the subjective perceptions of drinking among freshmen in nursing college, there was a common opinion that drinking should not be forced and that it is an individual choice. However, the difference in views (positive and negative) of drinking shows the need for customized educational programs and interventions suitable for each type. Conclusion : Nursing freshmen should be prepared to play an important role in health care as an educational role and model in preventing damage from drinking and maintaining health promotion throughout their life by habituating proper drinking behavior during college life. In addition, it is necessary to develop a plan to increase positive awareness of drinking among nursing students through various strategic programs that can participate in sobriety prevention programs within the university.

The Study on the Influence of Selection Characteristics of Franchise System, business possibility, Communication, Moral Hazard on Franchisee's Perceived Risk, and Recontracting Intention in the Food Service Franchise Industry (외식 프랜차이저의 사업성, 커뮤니케이션, 모럴해저드가 프랜차이지의 위험지각과 재계약의도에 미치는 영향)

  • Yu, Jong-Pil;Lee, In-Ho
    • Journal of Distribution Research
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    • v.16 no.1
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    • pp.1-27
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    • 2011
  • I. Introduction: This study is to examine the structural relationships among exogenous variable (preliminary and post-support, franchisee's perceived business possibility, communication, moral hazard), the mediated variables(satisfaction, perceived risk, trust) and dependent variable(recontracting intention) in the food service franchise industry context. More specifically, this study has considered some realistic characteristics factors influencing satisfaction, perceived risk and trust between franchisors and franchisees and their further recontracting intention from the perspective of a practical approach. In this study, 437 data has been collected and used for the SPSS and AMOS analysis. The data were analyzed with structural equation modeling. Since the result of the overall model analysis demonstrated a good fit, we could further analyze our data. II. Research Model: This study is to examine the structural relationships among preliminary and post-support by franchisor, franchisee's perceived business possibility, and communication, moral hazard, has on effect on franchisee's satisfaction, perceived risk, trust and recontracting intention in the food service franchise industry context. Hypotheses are as following (Stern & EL-Ansary 1988; Oliver, 1997;Kee & Knox, 1970; Moorman, Deshpande & Zaltman, 1993; Perron, 1998; Zaheer, McEvily, Perrone, 1998). III. Result and Implication: We examined franchisee who have food service stores for samples of this study. The data were analyzed with structural equation modeling using path analysis. The result of the overall model analysis appeared as following: ${\chi}^2$ = 61.578 (d.f.=9, p<0.01), CFI =.990, GFI =.973, AGFI =.863, RMR =.019, RMSEA= .116, NFI = .988, TLI = .959. The findings can be summarized as follows: First, preliminary and post support of franchisor, perceived business possibility and communication positively influence to franchisee's satisfaction. Second, moral hazard of franchisor has negatively influence to franchisee's satisfaction and positively influence to perceived risk. Third, franchisee's satisfaction and trust has positively influence to recontracting intention. Fourth, franchisee's perceived risk has negatively influence to trust and recontracting intention. We can concluded that franchisor's preliminary and post support of franchisor, perceived business possibility and communication may be considered as the important factors influence to franchisee's satisfaction. Moral hazard has become a focused issue in franchise industry. Finally, the managerial implication has been stated as followings: First, in the process of building a systematic industry support franchise system and developing a creative business model, franchisee's stable profitability should be considered as the first important factor. The franchisee's trust to franchise may become a dominant factor that influence the business expansion of franchisor. Second, franchisor should communication with their franchisees and deal with the realistic difficulties faced by them with an effort. Third, the franchisor should achieve a synergy effect by utilizing the win-win strategy. The moral hazard strategy that achieving the profit through franchisee's damage will not be inadvisable to franchisor. Then the long-term oriented development and profitability can be maintained. To do so, the franchise industry may break away from the traditional business structure to improve management transparency and competitiveness on investment and organizational changing management. The conflict between franchisor and franchisee also can be reduced and big success can be achieved in the franchise industry.

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