TY JOUR TI Methods for Stabilizing and Strengthening Yoldian Clays and Weak Clay Soils When Creating a Subgrade in the Far North Regions KW Clay soil KW stabilization KW strengthening KW strength KW filtration coefficient KW granulated blast-furnace slag KW finely ground slag KW chemical additive JO Proceedings of Petersburg Transport University AU Abu-Hasan, M.S. AU Solov'eva, V.Y. AU Saharova, A.S. PY 2022 IS 19 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"