• 제목/요약/키워드: urban infrastructure

검색결과 879건 처리시간 0.026초

일제강점기 도시기반시설의 설치를 통해 본 강경의 도시화 과정 (Modern Urbanization Process of Ganggyeong during the Japanese Colonial Period, focused on Installation of Urban Infrastructure)

  • 현태준;김기주;이연경
    • 건축역사연구
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    • 제28권6호
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    • pp.55-65
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    • 2019
  • Ganggyeong, a city which is located at riverside of Geum River, played a role to connect the inland cities and the coastal cities through the Geum river waterway. In Chosun dynasty, Ganggyeong was one of the three major markets in Korea, and at the same time, it was one of the two river docks in Korea. However, after the railway was installed in Korea, railroad was more important than waterway in transporting logistics and in 1911 Honam railroad and Ganggyeong railway station was installed. Thus it was necessary to reorganize urban structure of Ganggyeong city from the traditional river-dock city to modern railroad city. In addition, urban infrastructure to prevent flood damage was needed because Ganggyeong suffered from floods and water shortages every year. Therefore, between 1910s and 1930s large-scale social infrastructures including road, water and sewage system, river bank, floodgate was constructed not only to revitalize the declining city but also to prevent flood damage and water shortages that hinder urban development. The installation of urban infrastructure has enabled the urban expansion and development of Ganggyeong city, and it is still served as a basic urban structure.

u-City 도시기반시절의 특성에 관한 연구 (A Study on the Characteristic of Ubiquitous Infrastructure for u-City)

  • 엄민경;송승민;김도년
    • 한국건설관리학회논문집
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    • 제12권5호
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    • pp.93-102
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    • 2011
  • 전 세계적으로 IT기술의 도시공간 적용이 도시 각 분야에서 추진되고 있으며, 특히 기반시설의 경우 도시의 기술적 대응의 중심적 역할을 수행하고 있다. 그러나 현재 u-City 기반시설을 기존 기반시설과 도시활동의 융합에 관한 고찰이 부족하고 실현가능한 기술을 중심으보 구축되어 중첩된 기술과 잦은 기기대체와 같은 난개발로 이어지고 있다. 이에 본 연구에서는 u-City 도시구성요소로서 기반시설의 특성에 주목하고 산업시대 기술의 국내 적용과정에서 도시기반시설의 공급과 주기를 비교 분석하여 국내 적용 시 시사점을 다루었다. 연구의 결과 첫째, 국내 u-City 기반시설의 공급은 도입기에 공공이 주도하여야 한다. 둘째, u-City 도시기반시설은 민첩한 성질이 요구되며, 이를 위해 세부요소의 규격화, 표준화가 필요하다. 셋째, IT기술과 기반시설의 융합에 따른 변화를 고려한 통합적 거시적 관점의 제도수립이 이루어져야 한다. 넷째, u-City 기반시설의 계획은 서비스, 디바이스, 시스템의 상호작용을 고려하여야 한다.

Research on the Correlation Between Rail Transit Entrances and Urban Form in High-Density Areas

  • Dongzhu Chu;Hong Su
    • 국제초고층학회논문집
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    • 제12권1호
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    • pp.35-47
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    • 2023
  • The transport system and its infrastructure are not only the fundamental means of sustaining the operation of contemporary cities, but also important drivers for the evolution of urban form. Rail transit, critical to improving the operational efficiency and optimizing the spatial layout in cities, is one of the critical conditions for high-density areas with limited land and concentrated resources to be compact to take on complex challenges. As a node element of infrastructure, rail transit entrances are the most important points connecting the rail transit system with urban space. Although influenced by urban form, their quantity and location also influence and shape the evolution of urban space form. Based on the development gap of high-density areas in various contexts, focusing on various rail transit stations in Asia, this research analyzes the correlation between rail transit entrances and peripheral high-density urban form in a delicate, dynamic and granular way. The research considers both horizontal and vertical perspectives, in combination with the urban evolution process in time series, to explore the development trend of high-density urban form in Asia from the aspect of correlation, and building a new foundation for research on urban form, suitable for different types of cities.

서울시 유니버설디자인 보행환경 조성을 위한 보행환경 평가 연구 - 서울시 사대문안 사례를 중심으로 - (An Evaluation of Pedestrian Environments based on the Criteria of Universal Design Theory - A case study of old town area in Seoul -)

  • 정상윤;손동욱
    • 대한건축학회논문집:계획계
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    • 제35권1호
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    • pp.117-125
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    • 2019
  • The purpose of this study is to examine urban built environments associated with the walking behavior in order to identify the problem of urban infrastructure from the perspective of Universal design theory. Using the walkability criteria developed based on the findings of previous studies on Universal design theory and walking environment, the urban built environments in old town area of Seoul were evaluated. The results of the evaluation indicated that the pedestrian infrastructure in the study area had several shortcomings to improve in order to provide walking-friendly environments. First, the pedestrian infrastructure for visually impaired people were severely limited. Second, walking traffics in large portion of the street networks were interrupted by a variety of obstacles such as parked cars, signboards, and illegal street shops. Third, there were certain areas where the quality of pavement was not properly managed. In summary, this study provides an empirical data to understand the current situation of pedestrian infrastructure in the urban areas. Improvement of pedestrian infrastructure is needed to address the issues related to the mobility of the disabled people. It is also recommended to construct the GIS data on walking environment in order to develop and mange a long-term public investment plan for walking-friendly urban environments.

Satellite-based Assessment of Ecosystem Services Considering Social Demand for Reduction of Fine Particulate Matter in Seoul

  • Lim, Chul-Hee
    • 대한원격탐사학회지
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    • 제38권4호
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    • pp.421-434
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    • 2022
  • Fine particulate matter (PM2.5) has been the biggest environmental problem in Korea since the 2010s. The present study considers the value of urban forests and green infrastructure as an ecosystem service (ES) concept for PM2.5 reduction based on satellite and spatial data, with a focus on Seoul, Korea A method for the spatial ES assessment that considers social demand variables such as population and land price is suggested. First, an ES assessment based on natural environment information confirms that, while the vitality of vegetation is relatively low, the ES is high in the city center and residential areas, where the concentration of PM2.5 is high. Then, the ES assessment considering social demand (i.e., the ESS) confirms the existence of higher PM2.5 values in residential areas with high population density, and in main downtown areas. This is because the ESS of urban green infrastructure is high in areas with high land prices, high population density, and above-average PM2.5 concentrations. Further, when a future green infrastructure improvement scenario that considers the urban forest management plan is applied, the area of very high ESS is increased by 74% when the vegetation greenness of the green infrastructure in the residential area is increased by only 20%. This result suggests that green infrastructure and urban forests in the residential area should be continuously expanded and managed in order to maximize the PM2.5 reduction ES.

SUSTAINABILITY SOLUTIONS USING TRENCHLESS TECHNOLOGIES IN URBAN UNDERGROUND INFRASTRUCTURE DEVELOPMENT

  • Dae-Hyun (Dan) Koo;Samuel Ariaratnam
    • 국제학술발표논문집
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    • The 5th International Conference on Construction Engineering and Project Management
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    • pp.367-374
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    • 2013
  • Underground infrastructure systems provide essential public services and goods through buried structures including water and sewer, gas and petroleum, power and communication pipelines. The majority of existing underground infrastructure systems was installed in green field areas prior to development of complex urban built environments. Currently, there is a global trend to escalate major demand for underground infrastructure system renewal and new installation while minimizing disruption and maintaining functions of existing superstructures. Therefore, Engineers and utility owners are rigorously seeking technologies that minimize environmental, social, and economic impact during the renewal and installation process. Trenchless technologies have proven to be socially less disruptive, more environmentally friendly, energy conservative and economically viable alternative methods. All of those benefits are adequate to enhance overall sustainability. This paper describes effective sustainable solutions using trenchless technologies. Sustainability is assessed by a comparison between conventional open cut and trenchless technology methods. Sustainability analysis is based on a broad perspective combining the three main aspects of sustainability: economic; environmental; and social. Economic includes construction cost, benefit, and social cost analysis. Environmental includes emission estimation and environmental quality impact study. Social includes various social impacts on an urban area. This paper summarizes sustainable trenchless technology solutions and presents a sustainable construction method selection process in a proposed framework to be used in urban underground infrastructure capital improvement projects.

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도시철도 토목$\cdot$보선시설물 유지보수 정보화시스템에 대한 연구 (A Study on the Computerized System for Maintenance of Urban Rail Transit Infrastructure)

  • 신정렬;박기준;안태기;이호용;김길동
    • 한국철도학회:학술대회논문집
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    • 한국철도학회 2003년도 추계학술대회 논문집(II)
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    • pp.391-396
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    • 2003
  • For efficient maintenance on urban transit infrastructure, computerized system using wireless communication system which allows to inquire necessary data and to record maintenance work on the spot in realtime is required. Also, for efficient maintenance progress on urban transit infrastructure which have geographic data, computerized system united with geographic information system that offers visual information is required. In this paper, investigations on new IT technology and on computerized system of foreign country are conducted. And development direction and model of computerized system for maintenance on urban transit infrastructure are proposed.

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도시관리사업의 해외 진출방안 연구: 쿠웨이트 신도시를 대상으로 (Going Abroad for Urban Management Projects: A Case Study of Kuwait New Town)

  • 이상헌;정연우
    • 토지주택연구
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    • 제13권2호
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    • pp.1-15
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    • 2022
  • 본 연구에서는 쿠웨이트 신도시 건설 이후 도시관리 분야로의 진출전략을 수립하기 위해 쿠웨이트의 도시 및 주택관리 현황을 살펴보았다. 또한, 도시인프라 및 주택관리와 관련된 법제도와 거버넌스를 검토하였으며, 국내외 사례조사를 통해 시사점을 도출하였다. 이를 통해 쿠웨이트 신도시 도시관리 부문에 진출하기 위해 전제되어야 하는 현지 제도개선 사항과 함께 도시인프라 및 주택관리를 위한 거버넌스 구성방안을 제안하였다. 한국의 공동주택관리법과 유사한 수준의 법제도 확립을 제도개선의 핵심사안으로 판단하고, 현지 여건을 고려하여 의무관리대상 주택의 범위와 관리방법을 핵심으로 하는 '(가칭)주택관리법'을 제안하였다. 본 연구에서 제시한 공동주택 관리범위와 추진체계 등 진출방향은 중동의 유사 국가에서도 도시 및 주택관리 부문 진출시 기초자료로 활용될 수 있을 것이다.

기후변화적응형 도시림 조성을 위한 i-Tree Canopy 기반 의사결정지원 방안 (i-Tree Canopy-based Decision Support Method for Establishing Climate Change Adaptive Urban Forests)

  • 김태한;이재영;송창길;오지은
    • 반도체디스플레이기술학회지
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    • 제23권1호
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    • pp.12-18
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    • 2024
  • The accelerated pace of climate crisis due to continuous industrialization and greenhouse gas emissions necessitates sustainable solutions that simultaneously address mitigation and adaptation to climate change. Naturebased Solutions (NbS) have gained prominence as viable approaches, with Green Infrastructure being a representative NbS. Green Infrastructure involves securing green spaces within urban areas, providing diverse climate adaptation functions such as removal of various air pollutants, carbon sequestration, and isolation. The proliferation of Green Infrastructure is influenced by the quantification of improvement effects related to various projects. To support decision-making by assessing the climate vulnerability of Green Infrastructure, the U.S. Department of Agriculture (USDA) has developed i-Tree Tools. This study proposes a comprehensive evaluation approach for climate change adaptation types by quantifying the climate adaptation performance of urban Green Infrastructure. Using i-Tree Canopy, the analysis focuses on five urban green spaces covering more than 30 hectares, considering the tree ratio relative to the total area. The evaluation encompasses aspects of thermal environment, aquatic environment, and atmospheric environment to assess the overall eco-friendliness in terms of climate change adaptation. The results indicate that an increase in the tree ratio correlates with improved eco-friendliness in terms of thermal, aquatic, and atmospheric environments. In particular, it is necessary to prioritize consideration of the water environment sector in order to realize climate change adaptive green infrastructure, such as increasing green space in urban areas, as it has been confirmed that four out of five target sites are specialized in improving the water environment.

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Landscape Urbanism의 이론적 지형과 설계 전략 (Theoretical Terrains and Design Strategies of Landscape Urbanism)

  • 배정한
    • 한국조경학회지
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    • 제32권1호
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    • pp.69-79
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    • 2004
  • This Paper examines theoretical terrains and design strategies of landscape urbanism which is an emerging hybrid field at the intersection of architecture, landscape architecture, and urbanism. Landscape urbanism offers alternative approaches for theory, education, and practice in contemporary landscape architecture. It views the emergent urban complex sites-post-industrial sites, landfill, brownfield, urban void, etc., not as a weakness, but as a strength. Landscape urbanism poses an understanding of landscape as an element of urban infrastructure. In this sense, the landscape is seen in the context of contemporary urban development and public works. As a complex amalgam, landscape urbanism is more than a design style it is an ethos, an attitude, a way of thinking and acting. We can chart the main characteristics of landscape urbanism such as horizontality and surface, infrastructure, process, technique, and ecology. Multilayered examples of landscape urbanism can be seen in several experimental practices such as worts of Rem Koolhaas, MVRDV, Adriaan Geuze/West 8, James Comer, etc. It is possible to summarize the productive strategies for landscape urbanism as follows : thickening, folding, new materials, nonprogrammed use, impermanence, and movement.