%0 Journal Article %T Dimensioning of a lines composed of the flat timber rafting units when moving on curved sections of rivers %A Shtaborov, D.. %A Perfilev, P.. %K flat rafting unit, distance, bending %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov