21 resultados para Ordinary concrete


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The paper conceptualises and explores the links between cities, commerce, urbanism and cultural planning by drawing on Temple Bar in Dublin as an example of how, by linking these concepts to practice in real concrete situations urban life or urban culture can be created and/or revitalised. Temple Bar is Dublin's emerging cultural quarter, an experiment in urban revitalisation which is deliberately focused on culture and urbanism as ways of rediscovering the good city. It has attracted considerable interest from across Europe, and has secured EC funding to kick-start the process of renewal. The author was appointed by the Irish Government to prepare the area management and development strategy for Temple Bar in 1990. Wary of the dangers of property led regeneration, of the destructive impacts of sudden or cataclysmic change, the agencies in Temple Bar have deliberately adopted a strategic management approach to the area. This is referred to as 'urban stewardship', a process of looking after and respecting a place, and helping it to help itself. The paper explores whether there is a 'culture of cities' and whether it is possible to recreate an urban culture. Following Raymond Williams, an anthropological definition of culture is employed, "... a particular way of life, which expresses certain meaning and values not only in art and learning but also in institutional and ordinary behaviour". Rather than being simply an add-on to the serious concerns of economic development and the built environment, culture has both helped shape, and continues to develop in, the streets, spaces and buildings of the city.

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Delayed ettringite formation (DEF) is a chemical reaction with proven damaging effects on hydrated concrete. Ettringite crystals can cause cracks and their widening due to pressure on cracked walls caused by the positive volume difference in the reaction. Concrete may show improvements in strength at early ages but further growth of cracks causes widening and spreading through the concrete structure. In this study, finely dispersed crystallization nuclei achieved by adding air-entraining agent (AEA) and short vibration of specimens is presented as the main prerequisite for reducing DEF-induced deterioration of hydrated concrete. The study presents the method and mechanism for obtaining the required nucleation. Controlling long-term DEF by providing AEA-induced crystallisation nuclei, prevented excessive and rapid initial strength improvements, and resulted in a slight increase of compressive strength of fine grained concrete with only marginally lower density.

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J.L. Austin is regarded as having an especially acute ear for fine distinctions of meaning overlooked by other philosophers. Austin employs an informal experimental approach to gathering evidence in support of these fine distinctions in meaning, an approach that has become a standard technique for investigating meaning in both philosophy and linguistics. In this paper, we subject Austin's methods to formal experimental investigation. His methods produce mixed results: We find support for his most famous distinction, drawn on the basis of his `donkey stories', that `mistake' and `accident' apply to different cases, but not for some of his other attempts to distinguish the meaning of philosophically significant terms (such as `intentionally' and `deliberately'). We critically examine the methodology of informal experiments employed in ordinary language philosophy and much of contemporary philosophy of language and linguistics, and discuss the role that experimenter bias can play in influencing judgments about informal and formal linguistic experiments.

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There is a widespread assumption that ordinary language philosophy was killed off sometime in the 1960s or 70s by a combination of Gricean pragmatics and the rapid development of systematic semantic theory. Contrary to that widespread assumption, however, contemporary versions of ordinary language philosophy are alive and flourishing, but going by various aliases—in particular (some versions of) "contextualism" and (some versions of) "experimental philosophy". And a growing group of contemporary philosophers are explicitly embracing the methods as well as the title of ordinary language philosophy and arguing that it has been unfairly maligned and was never decisively refuted. In this overview, I will outline the main projects and arguments employed by contemporary ordinary language philosophers, and make the case that updated versions of the arguments made by ordinary language philosophers in the middle of the twentieth century are attracting renewed attention.

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Concrete Gown for Immaterial Flows was a sculptural installation and performance commissioned by the Hayward Gallery as part of the Mirrorcity exhibition (14 October 2014 - 4 January 2015). In an age of increasingly abstract power, ideology is disavowed as a twentieth century relic. We are instead told we are governed by pragmatic decisions based on charts and figures. Responding to this notion, Concrete Gown for Immaterial Flows is comprised of a concrete materialisation of abstract financial charts. It forms a stage upon which a series of live music performances take place. Musicians were commissioned to produce new interpretations of Nathan Alterman's "Morning Song", an old Zionist love song to the state, promising to clothe it in concrete and cement. Thus, the immateriality of financial transactions is made physical and given the monumental language it lacks in a patriotic offering for our times.