FIELD: road.
SUBSTANCE: invention relates to paving materials, in particular to modified asphalt mixtures, and can be used in road and airfield construction. Asphalt mixture comprises gravel, sand, mineral powder, bitumen as a binder, and further includes a bituminous binder composition of salt in weight ratio of 10-35 % by weight of bitumen. Used bitumen-salt mass is a waste from destruction of chemical weapons.
EFFECT: technical result is improved mechanical properties of asphalt mixtures, in particular splitting and compressive strength.
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Authors
Dates
2016-03-27—Published
2014-03-25—Filed