• Title/Summary/Keyword: Urban rehabilitation

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An Analysis about Inundation and Carrying Capacity of Drain Pipes in Urban Area (도시유역의 우수관거 통수능 및 침수특성 분석)

  • Lee, Jung-Ho;Jo, Duk-Jun;Kim, Joong-Hoon;Kim, Eung-Seok
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.8 no.1
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    • pp.110-115
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    • 2007
  • The localized rainfall happens frequently in urban areas recently and then, he drain pipes of urban areas do not drain well when the localized rainfalls happen. Specially, the inundation by the backwater on the lowland should be solved certainly in urban planning and sewer rehabilitation. In this study, it was examined whether the carrying capacities of the drain pipe are satisfied about a current design standard of the rainfall considering the outflows of the urban areas by the rainfall analysis. Also, the backwater in the drain pipe and the inundation on the lowland were analyzed considering the water level of the discharged river and the propriety of the design standard was examined by the analysis about the rainfall frequency. Also, the results offered the basic data to decide whether the detention reservoir should be established and the scale of the pump station.

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An Application of Crowdsourcing to Expand Residents' Participation in Smart Urban Regeneration New Deal Policy (스마트 도시재생 뉴딜 정책의 주민참여 수단으로서 크라우드소싱 시범 적용 연구)

  • Kim, Yong-Gook;Cho, Sang-Kyu
    • Journal of the Architectural Institute of Korea Planning & Design
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    • v.35 no.8
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    • pp.47-56
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    • 2019
  • The purpose of this study is to explore the possibility of using crowdsourcing as a means to expand the participation of citizens in the process of smart urban regeneration New Deal policy. Using mobile devices, they built a crowdsourcing prototype system that enables residents to provide location-based ideas and opinions about the urban regeneration New Deal policy and share and manage the collected data. The system was applied to the actual urban regeneration New Deal project site to draw implications. The main research results are as follows. First, crowdsourcing is a means of strengthening expertise by utilizing collective intelligence dispersed among local residents. Through the online platform developed in this study, various ideas and opinions of the community can be collected. Second, the procedural legitimacy and transparency of the rehabilitation project can be secured by expanding the participation opportunities of the residents. Third, the efficiency of project promotion can be improved through participation of residents using online platform.

Restoration of pre-damaged RC bridge columns using basalt FRP composites

  • Fahmy, Mohamed F.M.;Wu, Zhishen
    • Earthquakes and Structures
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    • v.14 no.5
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    • pp.379-388
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    • 2018
  • This study aims to identify the effect of both longitudinal reinforcement details and damage level on making a decision of repairing pre-damaged bridge columns using basalt fiber reinforced polymer (BFRP) jackets. Two RC bridge columns with improper details of the longitudinal and/or transverse reinforcement were tested under the effect of a constant axial load and increasing lateral cyclic loading. Test results showed that the lap-splice column exhibited an inferior performance where it showed rapid degradation of strength before achieving the theoretical strength and its deformation capacity was limited; however, quick restoration is possible through a suitable rehabilitation technique. On the other hand, expensive repair or even complete replacement could be the decision for the column with the confinement failure mode. After that, a rehabilitation technique using external BFRP jacket was adopted. Performance-based design details guaranteeing the enhancement in the inelastic performance of both damaged columns were addressed and defined. Test results of the repaired columns confirmed that both reparability and the required repairing time of damage structures are dependent on the reinforcement details at the plastic hinge zone. Furthermore, lap-splice of longitudinal reinforcement could be applied as a key design-tool controlling reparability and restorability of RC structures after massive actions.

Demonstration of UAS Image-Based Intellectual Demarcation in Cadastral Reexaminationy (지적재조사에서 UAS 영상 기반 지적 경계확정 시범 연구)

  • Kim, Dal-Joo;Kang, Joon-Oh;Han, Woong-ji;Lee, Yong-Chang
    • Journal of Urban Science
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    • v.7 no.1
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    • pp.29-38
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    • 2018
  • The cadastral rehabilitation project, which has been implemented since 2012, is a project to re-examine the national land that is not in conformity with the cadastral map, There is a lot of trouble in securing financial resources for business execution. This study examines the utility of UAS(Unmanned Aerial System) image - based cadastral demarcation as an alternative to budget reduction in the current state of cadastral rehabilitation, reasonable boundary adjustment, UAV(Unmanned Aerial Vehicles) is used to create 3D models and orthoimages of business districts, and to check accuracy by superimposing and comparing with digital maps of NGII(National Geographic Information Institute). As a result of the study, the accuracy of the 3D model and the orthoimage through the SfM(Structure-from-Motion) - based image interpretation of the digital map of the NGII were derived. In particular, we confirmed the similarity of UAS-based orthoimage with the cadastral boundaries affirmation, It is anticipated that the cost saving effect of current survey and boundary survey can be expected. In addition, it is easy to prepare a report to reduce civil complaints, which is a problematic element of the adjustment.

Case Series Study of Liver-Tonification Acupuncture Treatment for Muscle Cramp of Middle-aged and Elderly (중·노년층의 전근증상에 대한 간정격 활용의 증례군 분석)

  • Lee, Deuksoo;Lee, Kyou-Young;Park, Sangshin
    • Journal of Korean Medicine Rehabilitation
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    • v.30 no.1
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    • pp.115-123
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    • 2020
  • Objectives The aim of this study was to investigate the effects of liver-tonification acupuncture (LTA) on periodic muscle cramps (MC). Methods We retrospectively reviewed medical records of 28 patients treated for periodic MC with LTA in a Korean medicine clinic. Patients were treated with (A) LTA alone, (B) LTA and treatments for myofascial meridian, or (C) LTA and treatments for other diseases. We mainly investigated effectiveness of treatments, the number of treatments, the number of relapses, and time to relapse. Results After treatments, periodic MC disappeared in all patients except two in group C. The number of treatments in group C was significantly greater than that of group A (p<0.05). Periodic MC recurred in one patient in each of groups A and C, but symptoms disappeared after re-treatments. Periodic MC did not recur for a median of 7.0, 8.5, and 5.0 weeks in groups A, B, and C, respectively. Conclusions We found some therapeutic effects of LTA treatments for periodic MC in middle-aged and elderly patients.

Assessment of Depression in Chronic Back Pain Patients in Urban-rural areas (도농 지역에서 만성 요통 환자의 우울증 평가)

  • 이정모;김종문;김종훈;정진상
    • The Korean Journal of Community Living Science
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    • v.15 no.2
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    • pp.159-166
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    • 2004
  • This study was undertaken to investigate the severity of depression and to analyze various factors related to depression in chronic back pain patients in urban-rural areas. In this study, 30 patients who suffered from back pain more than 6 months, and 30 normal subjects who had similar demographic characteristics as the patient group were evaluated using the Back Depression Inventory(BDI). Various factors such as age, sex, causes of back pain, vocational history, pain continuity, visual analogue scale(VAS), duration of pain, type of management, and urban or rural residence were recorded for the study group. The results are 1) The study group revealed higher BDI scores than the control group(p<0.05). 2) The patients who were older and had higher VAS, longer duration of pain, or previous history of surgical management for back pain, and an urban 033residence revealed higher BDI scores(p<0.05). 3) The BDI scores were not significantly influenced by the subjects' sex, causes of back pain, pain continuity, and vocational history in the study group(p>0.05). From this study, we concluded that a Psychosocial approach is required for the management of chronic back pain patients. Also, it is necessary to assess the factors, which are making depression worse in other chronic diseases for comprehensive rehabilitation.

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Effect of Gardening as a physical activity on the improvement of Blood lipoprotein profile in an urban population in Republic of Korea: A pilot study

  • Jang, TaeSu;Lee, Ae-Kyung;Park, EunJi;Kim, Jae Kyung
    • International journal of advanced smart convergence
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    • v.11 no.3
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    • pp.170-178
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    • 2022
  • Purpose: Gardening has been reported to have positive emotional and physical effects in older adults. However, limited studies have assessed this relationship in Korea. Therefore, in this pilot study of densely populated urban dwellers, we aimed to investigate whether temporary but repeated experiences of the natural environment could positively change metabolism-related blood indicators. Methods: This study used pre- and post-interventional designs to investigate the effects of 16 weeks of gardening on lipid profiles in an urban adult population and investigate their relationships. This study was conducted 30 times at the H Botanical Garden in Yongin City from August 16, 2021 to November 30, 2021 (16 weeks, twice a week, 3 hours each time). Before and after the gardening program, a clinical pathologist collected blood samples from the participants. Results: High-density lipoprotein levels increased, low-density lipoprotein levels decreased, and total cholesterol levels decreased after the gardening activity. Conclusions: Our findings suggest that gardening has potential for clinical application as it has good control over the lipid profile through physical activity. These findings can be used as basic data for studying the relationship between urban populations and their living environment and for various studies in the future as experiencing the natural environment provides many health benefits.

A Critical Reflection on Formation of Regional Identity and Construction of Public Space in Urban Development Strategy (도시발전 전략에 있어 정체성 형성과 공적 공간의 구축에 관한 비판적 성찰)

  • Choi, Byung-Doo
    • Journal of the Korean association of regional geographers
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    • v.14 no.5
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    • pp.604-626
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    • 2008
  • In recent years, the formation of identity has drawn much attention in urban development strategy. This has a dual implication for normative rehabilitation of lost traditional identity for ontological security of human being, and for strategic improvement of newly urban images in order to gain superiority in urban competitions. This duality is reflected on the debate between postmodern theorists, such as Lacan, Foucault and Deleuze, criticizing modem identity, and Arendt and Habermas, suggesting alternative formation of identity through public space. This paper considers some implications of identity for urban development policy, while criticizing urban development strategies which justify themselves with enhancing urban identity but which distort or erode it actually. In particular, this paper argues that the perspective of postmodern theorists is suitable for criticizing pseudo-identity in reality, while critical theoriests' suggestion of formation of authentic identity through and in public space can be understood as an ethical alternative to urban development policy.

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Interest based-participation requiring accountability in greening

  • Park, Mi Sun
    • Forest Science and Technology
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    • v.14 no.4
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    • pp.169-180
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    • 2018
  • The Republic of Korea (ROK) has had a successful experience in greening its land because of strong state policy and public participation. This paper aims to analyze the interest positions, participation, and accountability of multiple actors in the process of greening movements in the ROK. These movements were divided into two phases: forest rehabilitation (1973-1997) and urban greening (1998-2017). During the first phase, farmers caused deforestation by slash-and-burn farming and illegal logging, and governmental agencies acted as helpers controlled the farmers' deforestation activities. During the second phase, government agencies and enterprises caused deforestation with urban development projects, including construction of housings and roads. Multiple actors including citizens, NGOs, and enterprises helped urban greening through campaigns, donations, and monitoring. As a result, managing interest positions is significant to motivate multiple actors to participate in the greening movement. Participation with clear accountability is meaningful for successful greening. Therefore interest-based participation requiring accountability contributes to greening. This phenomenon indicates interconnection for interest positions, participation and accountability should be considered in designing greening policies.

A Method of Selecting Priority Support Villages by Establishing an Post Evaluation System for Rural Development Projects - In the Case of Rural Development Projects of Taean-gun - (일반농산어촌개발사업 사후평가체계 정립을 통한 우선 지원마을 선정 방법 - 태안군 일반농산어촌개발사업을 중심으로 -)

  • Yang, Ji-Eun;Noh, Yun-Jin;Lee, Jae-Ho
    • Journal of Korean Society of Rural Planning
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    • v.27 no.4
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    • pp.71-82
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    • 2021
  • A diverse rural development projects are continuously increasing. However, in most villages, the business run by residents is not being operated normally. Followed by these problems, a follow-up management evaluation system has been created and utilized, but the existing evaluation system is only administratively approached and not suitable for application in reality. This research emphasizes that the perspective of community and re-startup support should be added to the evaluation system as these are projects that are carried out to improve the quality of life of local residents and enhance the rehabilitation of villages. Based on the evaluation system proposed in this study, field surveys and interview surveys were conducted targeting 10 villages in Taean-gun, Chungcheongnam-do in South Korea. As a result of the study, various types that have not been activated were derived, and they were presented by categoriz ing them. The purpose of this study is to help the rehabilitation of common rural villages by providing a updated post evaluation system and items that can be applied not only to Taean-gun but also to numerous villages in the entire villages in South Korea.