TY JOUR TI Improvement of quality of a road bed by its reinforcing KW roads KW subgrade KW maintenance KW operation KW geosynthetics. JO Actual directions of scientific researches of the XXI century: theory and practice AU Burmistrova, O.N. AU Mikheevskaya, M.A. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov