1. A wide range of uses for fly ash in the construction industry

In our article [C 5 374] , we pointed out that ash from coal combustion in thermal power plants has specific characteristics and properties in terms of fineness, shape, pozzolanic and hydraulic activity.

Thanks to these characteristics, fly ash can be put to a very wide range of uses in various construction fields, as a binder or aggregate (fines), particularly in road and rail infrastructure, where earthworks are a major concern.

A look at the main uses for ash

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A wide range of uses for fly ash in the construction industry

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References from recent projects

Bibliography

Guides and catalogs

GTR - . – Guide technique SETRA/LCPC : 2e édition : réalisation des remblais et des couches de forme (Juillet 2000).
GTS - Traitement des sols à la chaux et/ou aux liants hydrauliques. Application à la réalisation des remblais et des couches de...

Websites

ADEME

http://www.ademe.fr

DRIRE

http://www.drire.gouv.fr

EDF – Flame thermal energy – Generation sites in France

Standards and norms

French reference standards
- Exécution des terrassements. Classification des matériaux utilisables dans la construction des remblais et des couches de forme d'infrastructure routière. - NF P 11-300 - Septembre 1992
- Exécution des terrassements Terminologie. - NF P 11-301 - Décembre 1994
- Determining the water content by weight of materials – Steaming method....

Regulations

Extracts from legislative references

Article L. 511-1 of the French Environment Code

The provisions of the present title apply to factories, workshops, warehouses, construction sites and, in general, to facilities operated or owned by any natural or legal person, public or private, which may present dangers or inconveniences...