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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Impacto da hierarquia viária orientada para o automóvel no nível de serviço de modos não motorizados / Impacts of the auto-oriented street hierarchy on the level of service of non-motorized modes

Yuassa, Vanessa Naomi 03 April 2008 (has links)
O objetivo desse trabalho é a verificação da hipótese de que, ao se basear na hierarquia viária direcionada ao automóvel, as estratégias de planejamento urbano e de transportes vigentes produzem impactos negativos no nível de serviço de outros modos de transporte, sobretudo os modos não motorizados. O método proposto, aplicado em um estudo de caso realizado na cidade de São Carlos, no estado de São Paulo, envolveu três etapas: (1) caracterização dos níveis de serviço das redes urbanas em análise para os modos a pé, bicicleta e automóvel; (2) análise exploratória dos resultados obtidos na etapa inicial através de geração de mapas e gráficos; e (3) comparação detalhada dos valores obtidos. Foram selecionadas cinco áreas de diferentes níveis de renda para o estudo de caso. Em cada uma delas foram identifi-cados diferentes tipos de vias (local, coletora, radial, estrutural e perimetral), e sele-cionados segmentos para compor uma amostra de 30% da extensão total das vias. A primeira atividade exigiu o desenvolvimento e adaptação de metodologias para a avaliação do nível de serviço dos modos considerados no estudo. Mais de trezentos e cinqüenta segmentos de vias foram examinados. Os resultados obtidos na análise exploratória apontaram que inúmeros segmentos com altos valores de NS para o modo automóvel tinham baixos valores de NS para o modo a pé, o que em princípio confirma a hipótese inicial. As análises detalhadas deram suporte a essa avaliação. No entanto, elas se restringiram às vias locais, o que aponta para a necessidade de estudos complementares nos demais tipos de vias. / The objective of this work is to verify the hypothesis that the current urban and transportation planning strategies based on the auto-oriented street hierarchy produce negative impacts on the level of service of other transportation modes, particularly the non-motorized modes. The proposed method, which was applied in a case study in the city of São Carlos, in the state of São Paulo, involved three steps: (1) the characterization of the level of service for pedestrians, bicycles and automobiles in the urban networks under analyses; (2) an exploratory analysis of the results obtained in the first step through maps and graphs; (3) a detailed comparison of the values found. Five areas with different income levels were selected for the case study. In each one of them five types of streets were identified (local streets, collector streets, minor arterials or radial streets, principal arterials or structural streets, and perimetral streets) and a sample of street segments covering 30% of the total length of the streets was selected. The first activity required the development and adaptation of methodologies for the assessment of the level of service of the transportation modes considered in the study. Over three hundred and fifty street segments were examined. The results obtained in the exploratory analyses have shown that several street segments with high values of level of service for the automobile had low values of level service for the pedestrians, thus confirming the initial hypothesis. The detailed analyses conducted in the sequence supported that observation. However, they were conducted only for the local streets, what indicates the need of further studies in the other types of streets.
2

Impacto da hierarquia viária orientada para o automóvel no nível de serviço de modos não motorizados / Impacts of the auto-oriented street hierarchy on the level of service of non-motorized modes

Vanessa Naomi Yuassa 03 April 2008 (has links)
O objetivo desse trabalho é a verificação da hipótese de que, ao se basear na hierarquia viária direcionada ao automóvel, as estratégias de planejamento urbano e de transportes vigentes produzem impactos negativos no nível de serviço de outros modos de transporte, sobretudo os modos não motorizados. O método proposto, aplicado em um estudo de caso realizado na cidade de São Carlos, no estado de São Paulo, envolveu três etapas: (1) caracterização dos níveis de serviço das redes urbanas em análise para os modos a pé, bicicleta e automóvel; (2) análise exploratória dos resultados obtidos na etapa inicial através de geração de mapas e gráficos; e (3) comparação detalhada dos valores obtidos. Foram selecionadas cinco áreas de diferentes níveis de renda para o estudo de caso. Em cada uma delas foram identifi-cados diferentes tipos de vias (local, coletora, radial, estrutural e perimetral), e sele-cionados segmentos para compor uma amostra de 30% da extensão total das vias. A primeira atividade exigiu o desenvolvimento e adaptação de metodologias para a avaliação do nível de serviço dos modos considerados no estudo. Mais de trezentos e cinqüenta segmentos de vias foram examinados. Os resultados obtidos na análise exploratória apontaram que inúmeros segmentos com altos valores de NS para o modo automóvel tinham baixos valores de NS para o modo a pé, o que em princípio confirma a hipótese inicial. As análises detalhadas deram suporte a essa avaliação. No entanto, elas se restringiram às vias locais, o que aponta para a necessidade de estudos complementares nos demais tipos de vias. / The objective of this work is to verify the hypothesis that the current urban and transportation planning strategies based on the auto-oriented street hierarchy produce negative impacts on the level of service of other transportation modes, particularly the non-motorized modes. The proposed method, which was applied in a case study in the city of São Carlos, in the state of São Paulo, involved three steps: (1) the characterization of the level of service for pedestrians, bicycles and automobiles in the urban networks under analyses; (2) an exploratory analysis of the results obtained in the first step through maps and graphs; (3) a detailed comparison of the values found. Five areas with different income levels were selected for the case study. In each one of them five types of streets were identified (local streets, collector streets, minor arterials or radial streets, principal arterials or structural streets, and perimetral streets) and a sample of street segments covering 30% of the total length of the streets was selected. The first activity required the development and adaptation of methodologies for the assessment of the level of service of the transportation modes considered in the study. Over three hundred and fifty street segments were examined. The results obtained in the exploratory analyses have shown that several street segments with high values of level of service for the automobile had low values of level service for the pedestrians, thus confirming the initial hypothesis. The detailed analyses conducted in the sequence supported that observation. However, they were conducted only for the local streets, what indicates the need of further studies in the other types of streets.
3

En R-Urban stadsdel, från teori till verklighet : Ett designkoncept för Nya Jägersro i Malmö / A R-Urban district, from theory to reality : A designkoncept for Nya Jägersro in Malmö

Bogatic, David, Eklöf, Elina January 2021 (has links)
Denna uppsats har skapats för att agera underlag vid framtagandet av en strukturskiss över fastigheten Nya Jägersro, som ligger i den sydöstra delen av Malmö. Uppsatsen syftar till att skapa ett designkoncept som kombinerar social och ekologisk hållbarhet, för att utforska en förändrad syn på hur en plats blir ekologiskt hållbar, detta utan att förbise platsens kvaliteter. Uppsatsens frågeställningar adresserar två problem. Den första är hur dagens stadsplanering väljer att förtäta städer baserat på stadsideal i syfte att bygga hållbart. Den andra ligger i syn på vad anses som göra en stad ekologiskt hållbar. För att adressera dessa problem är uppsatsens syfte att ta fram ett designkoncept som kombinerar social och ekologisk hållbarhet och som tar hänsyn till platsens specifika kvaliteter. Teorin baseras på begreppen Ekologisk urbanism och R-urbanitet, som båda eftersträvar hållbara städer, tillsammans med kompletterande teoretiska byggstenar som fungerar som bryggan mellan teori och verklighet. Arbetet använder sig av två metoder, en kvalitativ- och en design-tänk metod. De metoder av datainsamling som har använts är platsundersökning, litteraturstudier och semistrukturerade intervjuer. Designkonceptet som slutligen presenteras består av ett alternativt sätt att designa städer. Verktygen till detta alternativ har funnits genom design-tänkande som kompletterande metod, där de teoretiska byggstenarna tillsammans kunnat skapa en ständigt förändrande process som skapar en hållbar stadsdel med ett hållbart levnadssätt i fokus. I framtiden kan designkonceptet hjälpa till att uppnå en mer ekologiskt hållbar stad, som tar sig an alla aspekter i staden vilket kan göra staden helt ekologiskt hållbar istället för delvis miljövänlig. Detta sammanfaller i flera avseenden med SMT:s och Malmö Stads agendor, men avviker delvis i vissa aspekter. Den största avvikande faktorn i relation till SMT Malmö Partner Holding AB (MKB Fastighets AB, Skanska Sverige AB och Tornet Bostadsproduktion AB) är att ‘Nya Jägersro’ enligt det förslag som presenteras i uppsatsen inte föreslås lika tätbebyggt som SMT eftersträvar. Det som uppsatsen argumenterar för är ett förslag som är formad efter Jägersros plastkvaliteter som en plats mellan stad och landsbygd. / This thesis has been made to act as the basis for the development of a structural sketch over the estate, Nya Jägersro, in the southeastern part of Malmö. The thesis seeks to create a design concept that combines social and ecological sustainability and to explore a changed view of how a site becomes ecologically sustainable without overlooking the site's qualities. The thesis questions are based on two problems. The first one is how today's city planning chooses to densify cities based on ideals to build sustainably. The second one is the view of what is sustainable. To address these problems the thesis purpose is to produce a design concept that combines social and ecological sustainability and takes the site's specified qualities into consideration. The theory consists of the concept’s Ecological urbanism and the R-urban, both striving for sustainable development and complemented by theoretical building blocks which work as the bridge between theory and reality. The method used in this thesis is a qualitative method combined with design-thinking. The used methods for information gathering are site observation, literary studies, and semi-structured interviews. The proposed design concept builds on an alternative way to design cities. The tools used for this alternative way of designing have been developed through design-thinking as a complementing method where the theoretical building blocks, together, creates a continuously transformative process that aim to create sustainable neighborhoods with a focus on a more sustainable way of life. The design concept seek to help realizing a more ecological city in practice, that takes on all aspects of the city which can make the city ecological instead of just environmentally friendly. The design concepts, thus align with SMT:s and Malmö Stads agendas, but differs in some aspects. The largest differentiating factor is the view on how dense Nya Jägersro should be built, and how the site´s urban and rural qualities can be taken as a point of departure for designing the new built environment.

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