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6. Use of fly ash in pavement structures
Our presentation will focus on the most common types of conventional silica-alumina ash, based on the recommendations of the Predis Nord-Pas-de-Calais Guide, which has benefited from extensive feedback from the region over the past few decades.
Techniques for using fly ash depend on the availability and proximity of products competing with granulated slag. They are still used, but to a lesser extent, mainly in the Nord-Pas-de-Calais region.
6.1 Applicable standards
For road use, silica-alumina fly ash must meet the specifications defined in the following European standards: NF EN 14 227 – 3 and 4 (February 2005), respectively entitled :
mixtures treated with hydraulic binders – Specifications...
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Use of fly ash in pavement structures
Ash processing on site
Guides and catalogs
Websites
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ADEME
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DRIRE
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EDF – Flame thermal energy – Generation sites in France
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Events
International Ash Utilization Symposium – Healths aspect of Coal Fly Ash. The International Ash Utilization Symposium is held every 2 years. It is organized by the University of Kentucky Applied Energy Research Center and the U.S. Department of Energy.
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2nd "Earthworks in Europe" symposium
This 2nd Colloquium will be held in London on June 3-4, 2009. It follows...
Standards and norms
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French reference standards
- Exécution des terrassements. Classification des matériaux utilisables dans la construction des remblais et des couches de forme d'infrastructure routière. - NF P11-300 - Septembre 1992
- Exécution des terrassements Terminologie. - NF P11-301 - Décembre 1994
- Liants hydrauliques. Ciments courants. Compositions, spécifications et critères...
Regulations
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Extracts from legislative references
Article L. 511-1 of the French Environment Code. The provisions of this title apply to factories, workshops, warehouses, building sites and, in general, installations operated or owned by any natural or legal person, public or private, which may present dangers or inconveniences either for the convenience of the neighborhood,...
Statistical and economic data
European Commission – Directorate-General for Energy and Transport.
Conventional energies – Coal and oil – EU imports of hard coal from third countries for power plants in 2000-2001.
Ministère de l'Économie, de l'Industrie et de l'Emploi, DGEMP, 24/06/2008.
Coal: main provisional results for 2007. DGEMP/Observatoire de l'énergie. June...
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