%0 Journal Article %T Investigation of Subgrade Construction on Pile Foundation with Flexible Grillage %A Serebryakov, D.V. %K Weak soils, subgrade construction, pile foundation, flexible grillage, geosynthetic materials %J Bulletin of scientific research results %D 2023 %N 2023 %P 7 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"