TY JOUR TI CORROSION-RESISTANT CONCRETE FOR UNDERWATER ZONE OF HYDRAULIC STRUCTURES KW Corrosion-resistant heavy concrete KW hydraulic structures KW multi-component binder KW metakaolin KW fly ash KW date kernel ash KW density KW porosity KW strength KW water resistance KW water absorption JO Technique and technology of silicates AU Alwash, F.. AU Inozemtcev, A.S. AU Bulgakov, B.I. AU Lyapidevskaya, O.B. PY 2026 IS 33 PB Individual Entrepreneur Svetlana Vasilievna Samchenko