FIELD: road building, building materials.
SUBSTANCE: method involves to a method for preparing asphalt-concrete mixture involving mixing heated mineral filling agents with heated bitumen and activated mineral powder. Mineral powder is treated preliminary with motor automobile oil in the amount 1-10% of its weight up to filling pores. Invention provides enhancing hardiness and longevity of asphalt-concrete.
EFFECT: improved preparing method, enhanced quality of mixture.
2 cl, 5 tbl
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