METHOD OF INCREASING STRENGTH OF ASPHALT GRANULE CONCRETE AND REDUCING FATIGUE DAMAGE IN IT Russian patent published in 2024 - IPC E01C7/18 

Abstract RU 2829306 C1

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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RU 2 829 306 C1

Authors

Dolgikh Gennadii Vladimirovich

Aleksandrova Natalia Pavlovna

Lytkin Aleksandr Aleksandrovich

Prolygin Aleksandr Sergeevich

Dates

2024-10-30Published

2024-02-22Filed