Petroleum bitumen viscous road BND 60/90 (GOST 22245-90) - a mixture of heteroorganic compounds and hydrocarbons that does not boil off at oil distillation temperatures.
Bitumen is used as a binding material in the repair and construction of road surfaces. It is recommended for use in the second-fifth road-climatic zones at the average monthly temperature of the coldest season in the range from -10 to +5°C.