• Title/Summary/Keyword: road landscape

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Eco-corridor Positioning for Target Species - By Field Surveying of Mammals' Road-Kill - (목표종 생태통로의 위치선정 -포유류 Road-kill 현장조사를 중심으로-)

  • Lee, Yong-Wook;Lee, Myeong-Woo
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.9 no.3
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    • pp.51-58
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    • 2006
  • The purpose of this research presents a method to position and makes the structure for eco-corridors reasonably with collectable analysing results of various effects shown in mammals' road-kill at 429 points. Target animals of this research are Leopard cat, Siberian weasel, Raccoon dog, Korean hare, Eurasian red squirrel, Siberian chipmunk and Water deer. The results derived from the empirical analysis on the contents above are followed. First, according to the results as for Leopard cat road kill analysis, which is designated as Endangered Species Class II, the eco-corridor might be located at near village having stead food in order to decrease the frequencies of road-kill, because its road kill points were mainly collected at 4 lane hilly road with mountain-road-farm area geological type of. Second, because Siberian weasel's road kill was detected at 2 lane hilly road with mountain-road-stream geological type, the eco-corridor might be located at near a mill to decrease road-kill frequencies. Third, the road-kill frequency of Eurasian red squirrel can be reduced when the eco-corridor is located at the area across coniferous tree near 4 lane west sea freeway with mountain-road-mountain. Fourth, the road-kill of Raccoon dog can be reduced when the eco-corridor is located at 4 lane mountain road or hilly road with the geological type having farm land-road-mountain(stream). Fifth, Korean hare's road-kill can be reduced when the eco-corridor is located at grass land across ridge line of mountain, because wild rabbit road kill was happened at 4 lane mountain road or 2 lane mountain road(mountain-road-mountain). Sixth, As for Siberian chipmunk, the eco-corridor might be located at the side slope of mountain road at 2 lane mountain road under the speed of 60km/h with mountain-road-mountain. Seventh, For Water deer, the eco-corridor might be located at 4 lane hilly road with mountain-road-farm land. As for Common otter, Amur hedgehog, Yellow-throated marten, Weasel, it is difficult to specify the proper site of eco-corridor due to the lack of data. Eco-corridors for carnivores might be well located at 4 lane hilly road or 2 lane hilly road with mountain-road-farm land, and the track for herbivores might be well located as a overhead bridge on mountain-road-mountain type across mountains. In order to position eco-corridors for wildlife properly, we have to research animal's behavior with ecological background, and to consider the local uniqueness and regularly collect the empirical road-kill data in long term 3 to 5 year, which can be the foundation for the more suitable place of wild life eco-corridors.

The Effect of Urban Road Vegetation on a Decrease of Road Surface Temperature (도시도로 녹지의 도로 표면온도 져감 효과에 관한 연구)

  • Cha, Hye-Jin;Lim, Ji-Hyun
    • Journal of the Korean Institute of Landscape Architecture
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    • v.39 no.3
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    • pp.107-116
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    • 2011
  • One of the major factors which increase urban temperature is roads. This paper is aimed to investigate the effect of urban roadside vegetation on the road surface temperature. For this, surface temperature was measured at 18 spots using the thermal imaging camera in terms of road components including use of roadside land use, roadway, sidewalk, roadside vegetation and vegetation median barrier. The size of the roadside vegetation and related urban road characteristics were also measured. In terms of the effect of roadside vegetation on a decrease in road surface temperature, the roadside land use as a green area or open space was the highest, followed by the size of vegetation median barrier and the size of roadside vegetation. Besides road surroundings, an increase in the green zone such as roadside vegetation and median strip vegetation has a significant impact on lowering road surface temperature. Therefore, a good solution for reducing urban heat island effects would be to increase the area of roadside vegetation and green areas along roads.

Psychological Reduction Effect of Road Traffic Noise Perception by the Visual Information of Landscape components (조경요소의 영상을 이용한 도로교통소음 인지도의 심리적인 저감효과에 대한 연구)

  • Kook, Chan;Jang, Gil-Soo;Shin, Yong-kyu
    • KIEAE Journal
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    • v.3 no.2
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    • pp.33-36
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    • 2003
  • The influence of the visual information on the sound perception would be considerable. Furthermore, if the sound perception ranges in noisiness or annoyance beyond the loudness, it will depend much more on the shape of the visual information. This paper aims to estimate the influence of the several kinds of visual information on the perception of road traffic noise by means of the psycho-acoustic test method. The findings of present study on the influence of visual information on subjective noise perception are summarized as follows: Presenting visual images of mild and comfortable scenery reduced the noise perception reaction at the less noisy environments not exceeding 65 dB(A). At highly noisy environments exceeding 65 dB(A), however, the noise perception can be reduced by strong image of waterfall. Even eliminating the road traffic image may be helpful. Visual image of waterfall reduced the noise perception at all levels. It is inferred that the road traffic noise perception can be effectively ameliorated by presenting strong and real landscape images at any noisy environment.

A study on the analysis technique of visual information by GIS (GIS를 이용한 가시권정보 분석기법에 관한 연구 -제주 산방산 지역 사례연구-)

  • 최기만;이춘석;임승빈
    • Journal of the Korean Institute of Landscape Architecture
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    • v.25 no.2
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    • pp.31-42
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    • 1997
  • Visibility has been used for Visual Impact Assessment and Buildingheight Control. The purpose of this study is to elaborate visibility analysis technique in GIS, and to design a visual information system baed on this technique for diverse application. The results of this study are as follows : 1) By classifying visibility analysis techniques into two groups, Each one's merits and demerits were investigated. Practically GIS visibility analysis by DTM model using contour map and investigating it by means of site-observation can be the most effective method. 2) A visibility analysis techniquwe for V.I.A. and B.H.C. was presented by studying GIS visibility analysis by means of DTM model using contour map. There were 5 problems. 3) Adequate analysis techniques were presented according to the landscape factor-road, ship-route, port, mountain, etc. 4) Viewing distance from road and ship-route in visual corridor, landma가 visibility and distance, the angle of incidence and invisible region's depth are helpful for land scape management or land use planning.

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Optimal Route Location using Possible Traffic Capacity and Virtual Running and Application at Road Design in the City Centre (도심지 도로설계에서 가능교통량과 가상 주행을 통한 최적노선선정)

  • Choi, Hyun;Song, Suck-Jin;Kang, In-Joon
    • Journal of Korean Society for Geospatial Information Science
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    • v.13 no.4 s.34
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    • pp.39-46
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    • 2005
  • This paper use virtual running after possible traffic capacity application for optimal route location. General road is designed the design after we examine an alternate adequacy investigation and an execution design sufficiently. Various road user's requirement must be reflected from the beginning. But it is difficult to contain the various suitable design criteria because we consider the existing 2-dimension element. First of all, this study chose optimal route, used traffic assignment and 3D simulation. Then selected optimal route through the consistent road construction by analyzing road driving simulation of 3-dimension data and the urban landscape. possible traffic capacity and virtual running will be able to do the urban landscape analysis harmonizing with the environment; equally, it could be objectively solve the problem of a civil appeal.

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A Study on forest landscape improvement in rural area (농촌의 산림경관 유지를 위한 개선방안 연구)

  • Jeong, Wook-Ju
    • Journal of Korean Society of Rural Planning
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    • v.15 no.2
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    • pp.1-8
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    • 2009
  • The purpose of this study is to find a way to improve damaged forest in rural area in terms of both landscape . quality and regulation. Mountain and forest cover 65% of total land in Korea, and the shortage of areas for developing housing, road and facilities made us to use forest area for above purposes. This led various types of damages on the sensitive rural landscape visually and ecologically. There are rules and regulations for decreasing damaging effect by constructions on forest area, but it was not so effective because theses rules focused on quantitative issues only. This study will consist of three phases, 1. analyse landscape damage types by development tendencies in forest area 2. find diminution plan on each damage types 3. set improvement on rules and regulations both qualitatively and quantitatively. This study will meet the goal of improving and managing rural and forest landscape by providing objective standards, rational procedure and amelioration plan.

Public Exhibition of Important Landscape Planning & Design Schemes in China

  • Xiaochun Sun;Xiaoming Liu
    • Journal of the Korean Institute of Landscape Architecture International Edition
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    • no.2
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    • pp.199-205
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    • 2004
  • Though Public Participation in the field of landscape architecture in China is still in an initial process, it has brought positive effects. The public exhibition of important landscape planning and design schemes is part of current public participation in China. The aim of it is to seek the opinion of the broad masses. Based upon particular situations in China, this paper analyzes two latest significant cases, public exhibitions of Landscape Design Schemes of Beijing Olympic Green & the Central Zone and Beijing South Axis Road Green Space Planning Schemes, pointing out that media introduction, voting, and feedback are three indispensable sections of Public Participation. The approaches by making full use of public exhibitions to create a partnership in public participation are also examined.

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Changes of Landscape Perception in Seoullo7017 with Different Planting Design, based on Landscape Simulation (서울로7017의 경관시뮬레이션을 통한 식재유형별 경관인식 변화)

  • Yeom, Sung-Jin;Lee, Juyoung
    • Journal of Environmental Science International
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    • v.28 no.11
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    • pp.951-958
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    • 2019
  • Seoullo7017, an elevated linear park, was created to redevelop obsolete road infrastructure as public space, which provides unique landscapes. This study was aimed to evaluate and suggest proper planting design for improving psychological benefits in Seoullo7017. Field survey and simulation experiment were carried out to investigate the user's perception on the landscapes. Many users had negative feelings of the present landscapes in Seoullo7017, due to concrete pavement and simple planting design using big concrete pots. Landscape simulation experiment showed this perception could change depending on planting design. In especial, herb species played an important role in improving the quality of landscape in a linear park and providing positive feelings such as refreshment, warmth and naturalness. This study suggested that planting design in a linear space needs to be focused rather on the planting style and species than the volume of greens.

The Satisfaction Analysis of Mount Tai Mountaineering Road Sign System Using Fuzzy Comprehensive Evaluation (퍼지 종합 평가를 활용한 태산(泰山)등산로 사인시스템 만족도 분석)

  • Yu, Ying;Jung, Taeyeol
    • Journal of the Korean Institute of Landscape Architecture
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    • v.48 no.3
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    • pp.22-33
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    • 2020
  • Sign system is one of the most widely used guide media in scenic spots. It plays vital role in introducing cultural values of destinations to tourists with better visit experience. The purpose of this study is to derive the influence factors of the sign system of Mount Tai scenic area for tourists, analyze the satisfaction of tourists, and provide suggestions for the sign system of Mount Tai Mountaineering Road to improve tourists' satisfaction in the future. The evaluation items of Mount Tai Mountaineering Road sign system were derived from the previous studies and then subdivided comprehensively. Survey by questionnaires was carried out to obtain the influence factors. In order to understand the satisfaction degree of tourists, fuzzy comprehensive evaluation was implemented. The research results of this study are summarized as follows. First, four influence factors of the sign system on Mountaineering Road of Mount Tai were concluded as the interpretation content, appearance modeling, interpretation methods and layout management. Second, the order of weight values of influence factors was the interpretation content, appearance modeling, interpretation methods and layout management respectively from high to low, which means that tourists paid more attention to practicality and aesthetics. Third, the satisfaction degree of the tourists on the sign system was different. The satisfaction level for the three factors (interpretation content, appearance modeling, layout management) was good, while the satisfaction for interpretation method was medium. The reason was that it failed to deepen the understanding of tourists on the natural and cultural values of Mount Tai Mountaineering Road. These results indicate great significance to provide theoretical basis for the later readjustment and design of the sign system and to improve the overall satisfaction of tourists on tourism experience.