Keywords: tire life, rock hardness, longitudinal slope of the road, type of road surface, technological road.
Abstract. The article analyzes the condition of the roads of the open pit Muruntau, owned by the Navoi mining and metallurgical combine (nмmс), the slope of the routes and the results of the study of the degree of hardness of the rock. the results of experimental studies carried out to study the influence of road slope on the resource of large tires are presented.
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