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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.
11

Referenciais tecnológicos para a construção de edifícios. / Technical references for the building construction.

Cleto, Fabiana da Rocha 29 June 2006 (has links)
Os referenciais tecnológicos são documentos técnicos de referência, não normativos, elaborados e consensualizados por agentes da cadeia produtiva, visando à disseminação das boas práticas para o processo de produção de edifícios (planejamento, projeto, execução, uso, manutenção e pós-uso), com o intuito de se obter qualidade e adequado desempenho do produto final, bem como de consolidar e difundir o conhecimento no setor. Documentos como esses já são efetivamente utilizados em diversos países, como modelos de códigos de práticas (PRGHO_FRGHV ou FRGHV_RI_SUDFWLFHV) e guias de práticas recomendadas (EHVW_ SUDFWLFH_ JXLGHV); enquanto a construção civil brasileira, apesar de algumas iniciativas, ainda está aquém do desejado nessa área. Assim, o objetivo dessa dissertação é analisar, discutir e propor orientações técnicas, metodológicas e institucionais para a elaboração e implementação de referenciais tecnológicos para o setor de edificações no Brasil. Para tanto, faz-se uma pesquisa e caracterização de documentos nacionais, como cadernos de encargos e manuais técnicos, discutindo a estrutura e o conteúdo dos mesmos e mostrando ainda, por meio de um estudo de caso, a aplicação prática de um documento utilizado em habitações de interesse social no Estado de São Paulo (Manual de Controle de Obras e Serviços). Apresentam-se, ainda, alguns documentos estrangeiros, além de um estudo mais detalhado sobre os documentos técnicos utilizados na França ('RFXPHQWV_7HFKQLTXHV_8QLILpV___'78), discutindo-se a sua adaptação à realidade brasileira. Concluise o trabalho analisando, dentre outros fatores, o conceito de referenciais tecnológicos, seu contexto e interfaces, dando orientações quanto à estrutura e ao conteúdo de documentos desse tipo e citando dificuldades e oportunidades de desenvolvimento e aplicação dos mesmos, bem como a necessidade de ações paralelas, incluindo de natureza institucional, que contribuam para o seu uso prático e efetivo. / The “ technical references" are documents that can be used in different phases of the a building project, with no legal effect as standards or Codes, developed by the agents of the industry, to establish and disseminate best practices for planning, design, execution, use, maintenance and post-use phases, with the aim of to achieve quality and performance of the final product and to consolidate and to broadcast knowledge. Such documents exist in different countries, as the “model codes" or “ codes of practices" and the “ best practice guides" , but this is not the case in Brazil, even though we can find some initiatives in this way. Consequently, the objective of this research is to analyse, discuss and propose technical, methodological and institutional orientations to the implementation of technical referencesfor the building construction sector in Brazil. For this purpose, there is a review of documents such as procurement texts and technical manuals, an analysis of their structures and contents and a deeperexamination of the application of the document used in social housing projects in Sao Paulo. Some foreign documents are also analysed, as well as the technical documents model used in France ('RFXPHQWV_ 7HFKQLTXHV_ 8QLILpV_ __ '78), discussing its adaptation to fit Brazilian reality. The conclusion of this work lies in the analysis, amongst other factors, of the concept of technical reference documents, its context and interfaces, bringing orientation concerning their structure and content, and presenting difficulties and opportunities of developing and using them, as well as showing the need of additional actions, including those of institutional nature, that contribute to their practical and effective use.
12

Referenciais tecnológicos para a construção de edifícios. / Technical references for the building construction.

Fabiana da Rocha Cleto 29 June 2006 (has links)
Os referenciais tecnológicos são documentos técnicos de referência, não normativos, elaborados e consensualizados por agentes da cadeia produtiva, visando à disseminação das boas práticas para o processo de produção de edifícios (planejamento, projeto, execução, uso, manutenção e pós-uso), com o intuito de se obter qualidade e adequado desempenho do produto final, bem como de consolidar e difundir o conhecimento no setor. Documentos como esses já são efetivamente utilizados em diversos países, como modelos de códigos de práticas (PRGHO_FRGHV ou FRGHV_RI_SUDFWLFHV) e guias de práticas recomendadas (EHVW_ SUDFWLFH_ JXLGHV); enquanto a construção civil brasileira, apesar de algumas iniciativas, ainda está aquém do desejado nessa área. Assim, o objetivo dessa dissertação é analisar, discutir e propor orientações técnicas, metodológicas e institucionais para a elaboração e implementação de referenciais tecnológicos para o setor de edificações no Brasil. Para tanto, faz-se uma pesquisa e caracterização de documentos nacionais, como cadernos de encargos e manuais técnicos, discutindo a estrutura e o conteúdo dos mesmos e mostrando ainda, por meio de um estudo de caso, a aplicação prática de um documento utilizado em habitações de interesse social no Estado de São Paulo (Manual de Controle de Obras e Serviços). Apresentam-se, ainda, alguns documentos estrangeiros, além de um estudo mais detalhado sobre os documentos técnicos utilizados na França ('RFXPHQWV_7HFKQLTXHV_8QLILpV___'78), discutindo-se a sua adaptação à realidade brasileira. Concluise o trabalho analisando, dentre outros fatores, o conceito de referenciais tecnológicos, seu contexto e interfaces, dando orientações quanto à estrutura e ao conteúdo de documentos desse tipo e citando dificuldades e oportunidades de desenvolvimento e aplicação dos mesmos, bem como a necessidade de ações paralelas, incluindo de natureza institucional, que contribuam para o seu uso prático e efetivo. / The “ technical references” are documents that can be used in different phases of the a building project, with no legal effect as standards or Codes, developed by the agents of the industry, to establish and disseminate best practices for planning, design, execution, use, maintenance and post-use phases, with the aim of to achieve quality and performance of the final product and to consolidate and to broadcast knowledge. Such documents exist in different countries, as the “model codes” or “ codes of practices” and the “ best practice guides” , but this is not the case in Brazil, even though we can find some initiatives in this way. Consequently, the objective of this research is to analyse, discuss and propose technical, methodological and institutional orientations to the implementation of technical referencesfor the building construction sector in Brazil. For this purpose, there is a review of documents such as procurement texts and technical manuals, an analysis of their structures and contents and a deeperexamination of the application of the document used in social housing projects in Sao Paulo. Some foreign documents are also analysed, as well as the technical documents model used in France ('RFXPHQWV_ 7HFKQLTXHV_ 8QLILpV_ __ '78), discussing its adaptation to fit Brazilian reality. The conclusion of this work lies in the analysis, amongst other factors, of the concept of technical reference documents, its context and interfaces, bringing orientation concerning their structure and content, and presenting difficulties and opportunities of developing and using them, as well as showing the need of additional actions, including those of institutional nature, that contribute to their practical and effective use.
13

Country Risk Assessment In The Construction Industry

Akcamete, Asli 01 December 2006 (has links) (PDF)
Every business involves risk, but due to its nature, construction business involves more risk than many other industries. Therefore, risk assessment is indispensable to the success of construction companies in terms of, preventing dramatic financial losses. When the decision process for expanding the operations in the international construction market is concerned, it becomes more important for companies to analyze the risk of the target country. For this reason, construction firms benefit from many different risk assessment methods. Contractors prevalent practice of risk assessment is identifying related risks and making an evaluation relying on their personal judgments (without substantial explicit support), but none of the applied methods is construction specific. To overcome this, a construction specific country Risk Breakdown Structure (RBS) is prepared. While preparing this construction specific RBS, not only macro level country risks but also market risks for construction are considered in order to reflect the real risks of performing construction business in foreign countries. Consequently, a tentative country RBS specific for construction industry is constructed and its reliability is tested by interviews carried out with six professionals from four Turkish construction companies operating in international markets. After finalization of the RBS, utilization method of practical aspects of RBS is questioned by interviewing the experts. Finally, a case study is conducted to propose a company-specific system for iv the implementation of RBS. The case study findings demonstrate the applicability of RBS and its potential as a systematic country risk assessment tool.
14

Acoustical Evaluation Of Shopping Mall Typology

Caliskan, Ekrem Bahadir 01 September 2010 (has links) (PDF)
Acoustic design of shopping malls which have become very popular in recent years, has gained importance and it has been considered as an integral part of the design &ndash / construction and life cycle treatment of such complex &ndash / functional buildings. In this study, acoustic qualities of shopping malls are to be inquired by focusing on circulation areas and atrium spaces where noise is one of major disturbances. In this context, first taxonomy of shopping malls regarding their geometrical forms is to be proposed together with plan layouts, construction materials and spatial organizations. Then some of these malls in representing major characteristics of the each class in the taxonomy are to be acoustically analyzed and compared with standards by aiming to provide some guiding principles for acoustical design of such spaces.
15

UHFB-Drucktragglieder (basierend auf wickelverstärkten Hybridrohren) in voll digital datengestützter Fließfertigung als Basis für eine modulare Betonbauweise

Lohaus, Ludger, Markowski, Jan, Rolfes, Raimund, Tritschel, Franz Ferdinand 21 July 2022 (has links)
aus dem Inhalt: „Im Vergleich zur automatisierten Fertigung anderer industrieller Branchen ist das Bauen mit Beton noch immer stark durch handwerkliche Tätigkeiten geprägt. Dazu kommt, dass die endgültigen Eigenschaften von Betonbauteilen stark von den Umgebungsbedingungen während der Herstellung abhängig sind. Dieser Zustand führt zu Ungenauigkeiten und Unsicherheiten bei der Bauwerkserstellung, welche in einem wenig effizienten Materialeinsatz und Störungen im Bauprozess resultieren. Lange Bauzeiten und Wartezeiten bei Störungen sind die Folgen....” / from the content: „Compared to the automated production of other industrial sectors, construction with concrete is still strongly characterized by craftsmanship. In addition, the final properties of concrete components are strongly dependent on the environmental conditions during production. This leads to inaccuracies and uncertainties during construction, which result in inefficient use of materials and disruptions in the construction process. Long construction times and waiting periods in the case of disruptions are the consequences....”
16

Current maintenance strategies of university building facilities in the Western Cape, South Africa

Simpeh, Frederick January 2013 (has links)
Thesis submitted in fulfilment of the requirements for the degree of Master of Technology: Construction Management (Facility Management) Department of Construction Management and Quantity Surveying In the Faculty of Engineering At the Cape Peninsula University of Technology, 2013 / Universities generally have low budgets for building maintenance and this reality, often aggravated by further reductions, results in a decline in the condition and performance of buildings. This particular research investigated the current building maintenance strategies of Cape Peninsula University of Technology (CPUT). The aim of the research was to develop improvement, prioritisation and involvement strategies to guide the maintenance of the performance parameters of the lecture theatres to ensure a performance level that meets the satisfaction of students, thereby promoting their learning experience. A mixed research design was used for the main study. A “case study” approach was adopted. CPUT was selected and three lecture theatres were selected as the cases for the research study. An exploratory study was carried out at the initial stage of the study, helping to formulate the research question and objectives for the main study. Observations, interviews and questionnaires were used to collect the primary data for the main study. A total of 430 questionnaires were distributed, out of which 283 representing a response rate of 65.8% were duly completed and returned. Importance Performance Analysis (IPA) model together with both descriptive and inferential statistics were used to analyse the data. The findings revealed that the performance of lecture theatres affects learning experience, and that all identified performance parameters were important to students’ learning experience. However, lighting, structural safety, ventilation and cleanliness were more highly ranked than fire safety & exit and aesthetics. It also became evident that, while all the performance parameters appeared to be underperforming, the performance of structural safety and lighting seemed satisfactory in all the lecture theatres, whereas ventilation, temperature, fire safety & exit (particularly old lecture theatres) and sound control were clearly underperforming. Furthermore, the study revealed that students are not involved in the maintenance management process of the lecture theatres whereas their involvement could ensure their satisfaction. Students perceived that instituting maintenance coordinators would be the most effective way of ensuring their involvement, followed by placing suggestion box in the department, or possibly organising forums at departmental level. To achieve better lecture theatre performance, the CPUT maintenance department needs to improve on the HVAC system (ventilation and temperature), fire safety & exit (particularly old lecture theatres) and sound control but without neglecting the other performance parameters. A further study to include teaching staff, additional lecture theatres and more parameters is highly recommended as it will provide a broader perspective to further help the CPUT maintenance department better maintain the lecture theatres.

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