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10. Gravel-bitumen and gravel-emulsion
At 2.3.3 , we discussed the use of hydraulic binder treatment to increase the modulus of gravel used in road bases, enabling it to better perform its function of distributing stresses and reducing punching on the subgrade.
The same result can be achieved using a hydrocarbon binder: this is the principle behind bitumen gravel and emulsion gravel.
10.1 Gravel-bitumen
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Gravel-bitumen and gravel-emulsion
Bibliography
Standards and norms
- Chaussées, terrassements, dimensionnement des chaussées routières, éléments à prendre en compte pour le calcul de dimensionnement. - NFP 98-086 - 1992
- Granulats pour graves traitées aux liants hydrauliques et graves non traitées utilisés pour les travaux de génie civil et pour la construction des chaussées. - NF EN 13242 - 2003
- Mélanges traités et mélanges non traités aux liants hydrauliques, partie 2,...
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