Кraynuk Е. Building of Highway attached to safe using of phospogyps and ash slag.

The results of theoretical and experimental researches of migration heavy and toxic metals from industry waster, that used in road building are on the defended towards environment as been studied. As result executed researches methods of cleaning phospogyps and ash slag in front of their use for strengthening of soils and building of road-transport buildings has been offered. The results of physical and chemical researches of phospogyps and ash slag after ecological clearance are established. The recommendations on establishment of ecologically safe conditions of using phospogyps, ash slag and metallurgical slugs for highway building in accordance with soils properties are elaborated. A soils map in accordance with road district of Ukraine has been composed.