• Title/Summary/Keyword: Street structure

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A Study on Air Temperature Reduction Effect and the Functional Improvement of Street Green Areas in Seoul, Korea (서울 도심 가로수 및 가로녹지의 기온 저감 효과와 기능 향상 연구)

  • Jung, Hee-Eun;Han, Bong-Ho;Kwak, Jeong-In
    • Journal of the Korean Institute of Landscape Architecture
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    • v.43 no.4
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    • pp.37-49
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    • 2015
  • The goal of this research is to examine air temperature changes according to tree type, plantation type, roadside green area structure, and green volume of street green area within a city. The plantation type that could be analyzed for comparison by tree type with over 3 species was 1 rows of tree+shrubs. The results of analysis of average air temperature difference between pedestrian and car streets vis-a-vis 1 row of tree+shrub in high air temperature areas were: Pinus densiflora, $1.35^{\circ}C$; Zelkova serrata, $1.84^{\circ}C$; Ginkgo biloba, $2.00^{\circ}C$; Platanus occidentalis, $2.57^{\circ}C$. This standard large wide canopy species was analyzed by the roadside to provide shade to have a significant impact on air temperature reduction. In terms of analysis of the relationship between plantation type of roadside trees and air temperature, the average air temperature difference for 1 row of tree type was $1.80^{\circ}C$; for 2 rows of trees it was $2.15^{\circ}C$. In terms of analysis of the relationship between the roadside green area structure and air temperature, for tree type, average air temperature $1.94^{\circ}C$: for tree+shrub type, average air temperature $2.49^{\circ}C$; for tree+mid-size tree+shrub type, average air temperature $2.57^{\circ}C$. That is, air temperature reduction was more effective in a multi-layer structure than a single layer structure. In the relationship analysis of green volume and air temperature reduction, the air temperature reduction effect was enlarged as there was a large amount of green volume. There was a relationship with the green volume of the road, the size of the tree and number of tree layers and a multi-layer structured form of planting. The canopy volume was large and there were a great number of rows of the tree layer and the plantation type of multi-layer structure, which is what is meant through a relationship with the green volume along the roadside. Green composition standards for air temperature reduction effects and functional improvement were proposed based on the result. For a pedestrian street width of 3m or less in the field being ideal, deciduous broadleaf trees in which the canopy volume is small and the structure of the tree+shrub type through the greatest 1m green bend were proposed. For a pedestrian street width of over 3m, deciduous broadleaf trees in which the canopy volume is large and is multi-layer planted with green bend over 1m, tree+mid-size tree+shrub type was proposed.

Changes of Street Patterns in Central Part of Taegu City (大邱市 都心部의 街路網 變化)

  • Choi, Seok-Joo
    • Journal of the Korean Geographical Society
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    • v.31 no.3
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    • pp.593-612
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    • 1996
  • This study concern with the changes of street from the Choseon Dynasty to present days around Old-Boundary in Taegu, analyzing the backgrounds of change factors and development trends of the Taegu City. The basis element of a city structure is the street. Therefore, in this study, a chage of street space of a city was investigted. Historically, Taegu was a walled city and had a Mono-nucleus which was restricted by the castle, and served as a starting point of formation of spatial structuure. The form of the artery street took a "T" pattern, othe streets were formed in irregular shapes. As the city grew gradually, the castle was removed on account of diversification in traffic network, change of socio-economic organization in traffic network, change of socio-economic organization, formation of industrial bases and functional distribution. CBD of this city has been located within the area surrounded by these streets. This is a kind of general pattern of traditional walled cities through the world in both Western and Oriental societies. A s the begining of this centry, a 'Dark Ages' descended upon Korea because the country was under the Japanese-Korean Annexation, and, throughout this period, the urban planning was planned exclusively for Japanese. The street pattern within residential areas of Korea took the maze type, in contrast with Japanese residential areas which showed grid pattern of streets. This is another general pattern of almost of all colonial cities especially in Asia. High class residential areas were planned and built by Japanese, and they were located within 5-10 minutes' on-foot distance from the CBD hard core. This high prestige has continued until the 1980s when it occurred land use succession which commerical functions invaded into residential areas. Back in the colonial period, there was a between two hetrogeneous groups due to the fact that the Japanese lived mainly oriented the new railway system but that Koreans still lived along the old highway system which ran through the Korea Peninsula. Street netwook formed in the above process has maintained its shape without great changes after the liberation form the Japanese Colony. Taegu has, accordingly, developed ring-radial network system which has been a combination of radial and ring facilities. The present conditions of street patterns in Taegy mainly depend on 4 rings and 8 radius, with grid pattern street able to be found in Old Boundary.

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Spatial Structure of Tombstone Village in Ami-dong (아미동 비석마을의 공간구조)

  • Jeong, Hoe-Young;Woo, Shin-Koo;Ha, Nam-Gu
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.34 no.2
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    • pp.75-83
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    • 2018
  • Ami-dong, known as Tombstone Village, was generated by refugees after Korean war on the site of Japanese public cemetery which had been originally constructed during Japanese occupation. Since then, the village has been expanded as low-income class neighborhood during Modernization and Industrialization Period from 1960s to 1980s. This study try to find the impact of the Japanese cemetery on the spatial structure of the village by analyzing and comparing the street structure and spatial layout of the Japanese cemetery and current Tombstone Village. The final objective of this study is to confirm the continuity of built environment, historical value and place identity of of the village.

A symbolical footbridge design as a gate in east-north Seoul (서울 동북지역 관문 상징육교 디자인)

  • Park, Sun-Woo;Song, Tae-Sub
    • Proceeding of KASS Symposium
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    • 2005.05a
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    • pp.83-88
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    • 2005
  • This paper deals with design processing for in a east- north Seoul. The pedestrian cross over main street through Seoul and Uijongbu. For resonable beautiful footbridge it need to technical mind and art. The method of process for this footbridge approached in both the field of science and art. Starting with structure planning it need to cooperate both engineering and architect. To design a resonable and economical structural master piece, everyone must solve a gaps between technology and art for structural design.

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Recent Discovery of Secondary Mineral Deposits in an Idaho Lava Tube

  • Kesner, David W.
    • Journal of the speleological society of Korea
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    • no.4
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    • pp.33-39
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    • 1996
  • Secondary mineral deposits of gypsum, mirabilite, thenardite, crisobolite have long been known and, in fact, are quite common in lava tubes of southwest Idaho. Until recently, calcium carbonate were found in a few tubes in very small amounts and were thought to be qu are. The recent ‘rediscovery’ of Helen's Hidden Hide - Away lava tube h significantly changed this thinking. The deposits in this lava tube are only quite extensive but extremely varied in structure. As this is a v recent discovery, only basic preliminary work will be presented in t paper. It is hoped this will stimulate intrest for further and more inte study of the lava tubes of southwestern Idaho.

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A Study on the Interpretation of Modern Urban Structure and Urban Landscape of Iri(Iksan) in Connection with Railway (철도시설과 연계한 이리 도시구조와 도시경관의 근대성 해석)

  • Lee, Kyung-Chan
    • Journal of architectural history
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    • v.21 no.6
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    • pp.63-76
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    • 2012
  • Modern railway construction by Japanese had a great influence on the urbanization, transformation of urban structure and landscape during the Japanese imperialism and compressive increasing period in Iri(Iksan). This paper aims to find out the effect of railway on the modern urban structure and urban landscape in Iri(Iksan). Railways in Iri, Honam railway, Kunsan railway, Jeonla railway have been constructed progressively during 1911 and 1915 with Iri and old Iri(east-Iri) station. From the analysis of land registration maps and street plans, old photographies and historical records, some significant features underling railway construction can be followed in view of modern urbanization process in Iri. Firstly railways cut off the possibility of developing urban structure based on traditional spatial structure of Iksan. Secondly railways made dual spatial structure in Iri. Japanese and Korean life zone were divided into separate district around urbanization area and market place. Thirdly traditional space cognition system based on four cardinal directions were changed to front and rear space of railway station. Fourthly railways and stations caused neo-baroque spatial order and imperialistic urban landscape of Iri with axis, vista and gridiron plan. Fifthly break points and fringe belts garbling modern urbanization process are created. Sixthly modern cultural and consumptive urban spaces were taken their seats in relation with daily urban life.

Extraction of the Road Facility Information Using Digital Ortho-Image (정사투영영상을 활용한 도로시설 정보 추출)

  • 함창학;김원대
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.19 no.3
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    • pp.219-228
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    • 2001
  • The research into the field of managing urban utility information (such as gas pipes, power line, telecommunication utilities) is growing ever more important as the efficient management of social infra-structure gets higher and also with the fast technological progress made in nationwide scale of geo-spatial information systems. This research is focused on the collection of street utilities information in urban areas using aerial ortho-images. Until now this has been carried out by on site investigation and ground surveying methods. The result of this research shows that the geometric accuracy was obtainable within 12 cm referenced to 1/1,000 digital map. It was also possible to collect the street utilities which were described in the digital map as well as other information which were not.

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A Study on Outdoor Behavior and Satisfaction of Children by the Physical Character of Outdoor Space of Housing Area in Daegu (I. 주거지 외부공간의 물리적 특성에 따른 아동의 외부활동 행태 및 만족도에 관한 연구 - 대구광역시 택지개발지구를 중심으로 -)

  • Kim, Myo-Jung;Kim, Soo-Young
    • Journal of the Korean housing association
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    • v.17 no.5
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    • pp.169-178
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    • 2006
  • The purpose of this study is to provide the guidelines for housing area that consider the children's outdoor behavior. This study was complemented the limit of study method of the previous studies limiting the subject to play space in APT. So, this study was progressed the analyzation of physical characters of outdoor spaces, the observation of children's activities behavior, and the survey of children's opinion and satisfaction. Especially, 2 objective housing areas of this study were selected the deferent areas. The deferents were the structure of street, the location shape of parks, and the physical characters(accessibility, network etc.). Finally, founding on the result of this study, the 7 guidelines of housing area for children were presented : play space, park & green space, space of around the education facilities, space of around the commercial facilities, street space, square, and parking lot. This study have means that expand the objective range and use the variety study methods.

A Study on the Indeterminancy Expressed in the Postmodernism Fashion (포스트모더니즘 패션에 나타난 불확정성(Indeterminancy))

  • 양숙희
    • Journal of the Korean Society of Costume
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    • v.45
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    • pp.179-199
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    • 1999
  • Indeterminancy is one of the thought systems which explains all things with not 'either-or' but 'both-and' the conditions and qualities of human identities and inner state. A view of the world of Dionisos of Nietzsche's and the character of Manneristic trend which has resolved the sense of alienation of men by paradoxic expression has succeeded to romanticism surrealism and postmodernism. 1. Cross-dressing has increased under contemporary conditions. There also have been various cross-dressing phenomena in the past but it appears strongly now that it would destroy the cultural stereotypes and give rise to the cultural insecurities in contemporary conditions. 2. The indeterminancy of status that is wealth versus poverty impacts on variations of contemporary dress. This has been represented by neglecting traditional code which is related to wealth in costume by conversion of the symbols of wealth and poverty as disguise with moderation simplicity and additionally poverty image instead of ostentation. 3. In the cultural aspect that is mother culture/ subculture the author has investigated black street fashion which has newly become visible. The black street fashion is wide spread in black popular music such as jazz Rhythm & Blues Reggae and Rap which is subculture against white. The external values of indeterminancy in fashion are n대-manneristic tendencies as deformation eclectic friction and irrational structure and graffiti method. The inner values by indeterminant expression in fashion are irony and paradox grotesque satire and amusement.

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Finding Connection between Social Capital and Physical Space - Looking for Spatial Design Features - (사회적 자본과 공간의 연관성에대한 탐색적 연구 - 공간디자인 요소를 찾아서 -)

  • Seo, Hyun-Bo
    • Journal of the Korean housing association
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    • v.28 no.1
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    • pp.1-8
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    • 2017
  • Korea is experiencing unprecedented destruction of communities and crisis of mental health represented by top suicide rate among OECD countries. Its causes are manifold of various factors. One of them is lack of social support and broken communities that are closely related to social capital that is linked to other health indicators such as mortality rates. This studies looks for ways to improve social capital through spatial structure and features especially social capital related to neighborhood. Researchers conducted research literature review and observation on physical features of neighborhood streets and alleys. Review of studies show housing types can affect social capital level. High-rise apartments are related with lower neighborhood related social capital compared to single homes and low-rise multi-housing. Studies that mainly examined the physical features such as street layout showed that social encounters happened around local stores and crossings of small roads. Researchers identified actual streets that are more likely to be related with social activities in the neighborhood. Those streets were with physical elements that helped social exchange such as narrower streets, exposed stairs, street furniture of residents, parks, crossing of streets while other streets were with wider and easier access of cars.