TY JOUR TI STUDY OF THE PROPERTIES OF ACTIVE MINERAL ADDITIVES FOR USE IN HYDRAULIC ENGINEERING CONSTRUCTION KW rolled compacted concrete KW pozzolanic activity KW mineral additives KW hydraulic concrete KW volcanic scoria KW waste basalt powder JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Larsen, O.A. AU Aleksandrova, O.V. AU Naruts, V.V. AU Polozov, A.A. AU Bakhrakh, A.M. PY 2020 IS 5 PB Belgorod State Technological University named after V.G. Shukhov