FIELD: construction.
SUBSTANCE: invention relates to the construction field and can be used when reusing old asphalt concrete. Method of increasing strength of asphalt granule concrete and reducing fatigue damage in it comprises mixing asphalt granulate with cement. Binder is added to the asphalt granulate in amount of 5-15 wt.%, which consists of belite sludge and portland cement in ratio of 85 and 15% of the weight of the binder.
EFFECT: longer service life of asphalt-granular concrete mixes due to reduced fatigue damage.
1 cl, 3 tbl
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Authors
Dates
2024-10-30—Published
2024-02-22—Filed