Steel Construction

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Lightmart - One of the best experts on this subject based on the ideXlab platform.

M. Sansom - One of the best experts on this subject based on the ideXlab platform.

  • Briefing: Sustainable Steel Construction: building a better future
    Proceedings of the Institution of Civil Engineers - Engineering Sustainability, 2003
    Co-Authors: M. Sansom
    Abstract:

    As part of its commitment to sustainable development, the UK Government is encouraging business to develop sectoral sustainability strategies. The Steel Construction sector has risen to this challenge and, in December 2002, launched its strategy Sustainable Steel Construction: Building a better future.

  • Life-cycle assessment (LCA) for Steel Construction
    Europace, 2002
    Co-Authors: M. Sansom, J. Meijer
    Abstract:

    Steel, as a Construction material, provides many beneficial and essential services to society. However the processes linked to the production, transportation, use, maintenance, deConstruction, reuse, recycling and ultimate disposal of Steel Construction products contribute to the global environmental pressures being exerted on our planet. It is essential therefore to understand how, where and why these environmental impacts occur and to quantify them. This will allow strategies to be implemented so that Steel can continue to provide benefits to society but at a reduced or acceptable environmental cost. LCA is increasingly gaining acceptance as the most useful and relevant decision-support tool when assessing the environmental impacts of the built environment. Of the countries involved in this study, both the UK and the Netherlands have recognised national life cycle assessment methodologies for building materials and products (Environmental Profiles and MRPI respectively). Results generated by these assessment methodologies are finding a range of applications including LCA software tools (Envest in the UK and Eco-Quantum in the Netherlands) and environmental declarations for Construction products. The aim of this Project is to examine the environmental burdens (pollutive emissions and use of resources) of all the processes associated with the life cycle of selected Steel Construction products in the Netherlands, Sweden and the United Kingdom. It builds upon a previous LCI study undertaken by the International Iron and Steel Institute (IISI) addressing Steel production processes, and extends this to cover transport, component manufacture, Construction, in-use maintenance of products, deConstruction, re-use, recycling (including scrap processing) and disposal of selected Steel Construction products. Excluded from this study, were the environmental interventions associated with the operational use of the buildings or structures of which the selected Steel products form part. This is because many 'in-use' environmental impacts, in particular operational energy consumption, are a function of the entire building or structure (comprising many hundreds of materials and components) and therefore not a direct function of (or allocatable to) individual products. The scope can therefore be defined as 'the Steel Construction product applied in a structure or building' and not the 'structure or building including the Steel Construction products'. For all of these process stages, factual information has been collected, collated and researched with respect to Steel as it is used in Construction. It is hoped that this information will enable legislators, designers, clients, LCA practitioners and the wider public to accurately determine the environmental consequences of using Steel in Construction. The project outputs will also enable all actors in the life cycle of Steel in Construction to actively seek ways to reduce these environmental impacts. This report describes the methodology adopted for this project and presents the results and findings. The structure of the report is chosen to meet the demands as formulated in ISO standard EN ISO 14040:1997 and 14041:1998. Products have been selected for study by the Steel producers and Steel Construction institutes represented within the Project team and have been chosen based on current market share based on the tonnage of products produced and consumed in each country, and future potential market share.

Xu Zhang - One of the best experts on this subject based on the ideXlab platform.

  • A detailed analysis of the embodied energy and carbon emissions of Steel-Construction residential buildings in China
    Energy and Buildings, 2016
    Co-Authors: Xu Zhang
    Abstract:

    Abstract Some previous studies on the embodied energy of the residential buildings in China show that the percentage of embodied energy in the building total energy use varies from 20% to 50%. It is believed that the accuracy of data acquisition, the differences in the definition of the embodied energy boundaries and the lack of building life cycle inventory (LCI) standards contribute to the large variation in findings. Often researchers should acquire data through typical process technology (national average level), engineering estimation and the professional judgments. There is a need to further study on embodied energy and carbon emissions of building, in this study, an embodied energy consumption and carbon emissions of the residential buildings model was created to study three Steel-Construction residential buildings in China. This model includes the materials production phase, transportation phase, Construction phase, recycle and demolition phase as well as upstream of energy. The direct materials and energy consumption of these three residential buildings with different volumes are investigated on site. The results show that the embodied energy consumption of Steel members, concrete and cement account for more than 60% of the total energy consumption of all building components, the proportion of energy consumption of Steel members increases with the increasing of the floors, while the proportion of energy consumption of concrete and cement decreases, the embodied energy and environment issues of the building components of the Steel-Construction buildings is sensitive to building height rather than building volumes.

Ching-miao Chang - One of the best experts on this subject based on the ideXlab platform.

  • Bayesian-network-based safety risk assessment for Steel Construction projects.
    Accident; analysis and prevention, 2013
    Co-Authors: Sou-sen Leu, Ching-miao Chang
    Abstract:

    There are four primary accident types at Steel building Construction (SC) projects: falls (tumbles), object falls, object collapse, and electrocution. Several systematic safety risk assessment approaches, such as fault tree analysis (FTA) and failure mode and effect criticality analysis (FMECA), have been used to evaluate safety risks at SC projects. However, these traditional methods ineffectively address dependencies among safety factors at various levels that fail to provide early warnings to prevent occupational accidents. To overcome the limitations of traditional approaches, this study addresses the development of a safety risk-assessment model for SC projects by establishing the Bayesian networks (BN) based on fault tree (FT) transformation. The BN-based safety risk-assessment model was validated against the safety inspection records of six SC building projects and nine projects in which site accidents occurred. The ranks of posterior probabilities from the BN model were highly consistent with the accidents that occurred at each project site. The model accurately provides site safety-management abilities by calculating the probabilities of safety risks and further analyzing the causes of accidents based on their relationships in BNs. In practice, based on the analysis of accident risks and significant safety factors, proper preventive safety management strategies can be established to reduce the occurrence of accidents on SC sites.

Ran Gao - One of the best experts on this subject based on the ideXlab platform.

  • Factors affecting the market development of Steel Construction
    Engineering Construction and Architectural Management, 2018
    Co-Authors: Albert P.c. Chan, Yang Yang, Ran Gao
    Abstract:

    The Steel Construction market has undergone gradual development in the past decades given its profound impacts on environment, economy and society. The purpose of this paper is to facilitate a better understanding of the major drivers and issues behind the market development of the Steel Construction industries around the world.,A three-step desktop research was conducted to select relevant research outputs published in the past 20 years. The research methodology in conducting these studies and their research trends were analyzed. Then the potential influencing factors for the market development of Steel Construction were identified through a content analysis of the selected studies.,A total of 59 articles were identified accordingly. These influencing factors were divided into five main themes: contextual, institutional, industrial, project-related and individual factors. In terms of the frequencies of these factors appeared in previous studies, “continuous development of standards, codes, and specifications” and “advance in product and process technology” were the top two driving forces in the market development of Steel Construction, while “cost issues” was the most frequently reported obstacle.,The study takes an initiative to establish a practical classification framework that can be dedicated to illuminating the critical issues or success factors affecting the development of the Steel Construction market. This framework can help policymakers, industry practitioners and researchers achieve sustaining success in Steel Construction in the developed, emerging and inactive markets.