| 摘要 |
1. A method of production for roads, paths and the like, of surfacings bitumen-bonded by the cold process, in which on a solid foundation (subgrade, existing road surface, etc.) layers are applied with a content of bituminous emulsion and if necessary chips and other aggregates such as sand, cement and the like, characterized in that - upon the solid foundation at least one layer (I) is applied which contains one charge-active bituminous emulsion, and over that - at least one layer (II) which contains an oppositely charged bituminous emulsion. |
