TY JOUR TI Accounting insulating layer composed of Penoplex" in the calculation of pavement strength KW roadbed KW road wear KW geogrid KW geotextile KW road. JO Actual directions of scientific researches of the XXI century: theory and practice AU Plastinina, E.. AU Burmistrova, O.N. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov