TY JOUR TI DEVELOPMENT AND APPLICATION OF THE CONSTRUCTION TRENCH OF THE "WALL IN THE GROUND" WITH FRAME ELEMENTS KW ground KW trench KW buried structure KW slurry wall KW clay suspension KW steel frame KW wall panels KW economic effect JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Rybnikova, I.A. AU Rybnikov, A.M. PY 2018 IS 3 PB Belgorod State Technological University named after V.G. Shukhov