Download Handbook of recycled concrete and demolition waste by Fernando Pacheco-Torgal PDF

By Fernando Pacheco-Torgal

The civil engineering area bills for an important percent of worldwide fabric and effort intake and is a huge contributor of waste materials. the power to recycle and reuse concrete and demolition waste is important to lowering environmental affects assembly nationwide, local and international environmental objectives. The editors and specialist individuals summarize fresh study in attaining those pursuits. half one considers strategies for dealing with development and demolition waste, together with waste administration plans, methods of estimating degrees of waste, the categories and optimum situation of waste recycling crops, and the economics of dealing with development and demolition waste. the center part studies key steps in dealing with building and demolition waste. It starts off with a comparability among traditional demolition and building concepts ahead of happening to debate the training, refinement and qc of concrete aggregates made out of waste. It concludes via assessing the mechanical houses, power and sturdiness of concrete made utilizing recycled aggregates. eventually, the realization discusses environmental and questions of safety corresponding to the elimination of gypsum, asbestos and alkali-silica response (ASR) concrete, in addition to lifestyles cycle research of concrete with recycled aggregates.

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Extra resources for Handbook of recycled concrete and demolition waste

Sample text

Interviews with governmental staff indicate that recycling concrete waste to be used as recycled aggregate and as new concrete construction materials, are new directions for the construction industry. This offers opportunities to reduce landfill and improve the environment. 4). A contractor explained in an interview discussion that implementing waste management requires considerable investment in the early stages of projects, including implementing site planning, the use of environmentally friendly materials and the installation of waste management facilities and equipment.

Seventeen examples and case studies highlight the factors affecting the estimation of C&D waste, the improvement achieved in the management scenarios and the benefits of implementation in attaining sustainable buildings. Key words: estimation; source; composition; quantification; construction and demolition (C&D) waste methods. 1 Introduction This chapter provides an overview of estimating construction and demolition waste (CDW) as good practice in planning and managing construction projects and waste disposal schemes.

By using the relative importance index, ‘Use of prefabricated building components’ is considered to be the most effective measure. 584 11 12 13 14 15 generation. A building contractor clarified at interview that reducing waste generation is the best option in implementing waste management, reusing and recycling being the only alternative methods for reducing waste on site. ‘Purchase management’ and ‘Education and training’ are considered to be the next most effective measures. A building contractor also explained that if an organisation has senior management support in implementing waste management, environmental awareness for their projects can easily be enhanced, thus significantly reducing waste generation.

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