%0 Journal Article %T Features of formation of draft of flat raft %A Vasilyev, V.. %K flat raft unit with stabilized buoyancy, draft, reserve buoyancy, flexible waterproof material %J Forestry Engineering Journal %D 2014 %N 4 %P 5 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov