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교량현장의 효율적인 시공관리를 위한 교량 형식별 대표 장비/인력 선정에 관한 연구
안성현 ( An Sung-hyun ),이성철 ( Lee Sung-chul ) 한국구조물진단유지관리공학회 2010 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.14 No.1
In the years, it seems that the scale of construction has become bigger, more complex along with national economic growth. It has an influence on the efficiency of project management the information of the resources which are labor force, materials and equipment in a timely manner in case bridge construction sites have been getting bigger. Efficient management of project is linked directly reduction of duration, cost reduction and quality assurance, so it's been really important case to apply the real time condition identify skill using high-tech sensor in order to develop the skill which 꽃 manage the equipment and labor which be used in construction site efficiently.
안성현 ( An Sung Hyun ) 한국협상학회 2017 협상연구 Vol.20 No.2
Recently, in public contracts, conflicts arise frequently between executive agency and construction company due to disagreements of payment liability caused by EOT(Extension Of Time), different stances in legal force of unfair contract conditions and in the adjustment of the contract price by the design change. In the past, there were few cases that construction companies claimed objections to unfair practices of executive agency during construction. However, nowadays, growing numbers of construction companies actively make a claim to the executive agency in such cases. One reason brought this change, is government’s aggressive measures against unfair practices of executive agencies. These measures by government can be reflected as increased power of pulic awarness that unfair practices of executive agency, so called “Super boss”, should be changed. The other is executive agencies’ practice, which has already passed the limit what construction companies can bear, to award construction work without securing proper budget despite of construction industries’ prolonged recessions and worsening profitabilities. Currently, conflicts between construction companies and executive agencies are being mostly settled by lawsuits. However, means of litigation has given a big burden on litigants by prolonged trial period with excessive costs, and has been a main reason increasing the social costs. For these reasons, foreign countries prefers the ADR(Alternative Dispute Resolution) system to litigation for dispute resolution from a long time ago. While Korean National Assembly and government ministries has tried various efforts to vitalize ADR system, the inadequacy of public consensus and regulations, and executive agencies’ preference for lawsuits have made ADR system still not popular in Korea. In current situation, as ADR systems in public contracts, there are mediation and arbitration systems. For administrational mediation systems, we have “Construction dispute mediation committee” in MOLIT(Ministry of Land, Infrastructure and Transport), “National contract dispute mediation committee” in MOSF(Ministry of Strategy and Finance) and “Local government dispute mediation committee” in MOI(Ministry of the Interior). And as private arbitration institution, there is KCAB(Korean commercial arbitration board) in Korea. Arbitration system is mainly exercised in private construction works while administrational mediation systems are rarely used. To vitalize mediation systems successfully, it is needed for each committee to expand subjects handled by mediation, to establish Secretariat in full charge, to secure effectiveness, and arrange institutional method for attracting executive agencies to participate. Also, for arbitration system, we need to amend several regulations concerning the establishment of special arbitration council for construction industry and to define reasonable solution for selectional arbitration problem. This study introduced current ADR systems in Korea and analysed problems of these systems, suggested adequate and concrete dispute resolution method in construction industry. The purpose of this study is to raise construction companies and executive agencies’ awareness of ADR system and to let them know advantages of ADR systems compared to the litigation in construction industry. I hope that government branches accept this study’s suggestions proactively- for example, granting exemption of governmental audit to those agencies that settled conflicts through ADR systems-and carry out systemic improvements by implementing ADR systems in construction industry more practically.
교량현장의 효율적인 시공관리를 위한 교량 형식별 대표 장비/인력 선정에 관한 연구
안성현(An, Sung-Hyun),이성철(Lee, Sung-Chul) 한국구조물진단유지관리학회 2010 한국구조물진단학회 학술발표회논문집 Vol.2010 No.1
In the years, it seems that the scale of construction has become bigger, more complex along with national economic growth. It has an influence on the efficiency of project management the information of the resources which are labor force, materials and equipment in a timely manner in case bridge construction sites have been getting bigger. Efficient management of project is linked directly reduction of duration, cost reduction and quality assurance, so it's been really important case to apply the real time condition identify skill using high-tech sensor in order to develop the skill which ? manage the equipment and labor which be used in construction site efficiently.
뇌혈관 전산화단층촬영을 이용한 한국인의 연령대별 정상 눈물샘 용적의 측정
안성현,진상욱,양원석,안희배.Seoung Hyun An. MD. Sang Wook Jin. MD. Won Seok Yang. MD. PhD. Hee Bae Ahn. MD. PhD 대한안과학회 2014 대한안과학회지 Vol.55 No.10
Purpose: To determine the size range of lacrimal glands calculated from Brain CT angiography.Methods: A retrospective review of 107 CT scans of 214 orbits was performed. Aquaris Intuition Viewer software was used to calculate the volumes. Results: The mean volume of the lacrimal gland was 0.655 cm in right orbits and 0.595 cm in left orbits, 0.616 cm in men and 0.625 cm in women. There was a significant difference between right and left (<EM>p </EM>= 0.012) but no difference between men and women (<EM>p</EM> = 0.725). Linear regression analyses revealed that there was an inverse relationship between gland volume and age (Pearson r = -0.433, <EM>p </EM>< 0.001). Conclusions: This is the first study to report the normal volume range of Korean lacrimal glands as measured by CT scans. A difference was detected in the volume between right and left lacrimal glands. The volume of the lacrimal gland decreased with age, and there were no gender differences. J Korean Ophthalmol Soc 2014;55(10):1413-1417