DEFINITION OF FREQUENCY AND FORMS OF FREE VIBRATIONS OF THE FOOTBRIDE

H. L. Vatulia
2010 Nauka ta Progres Transportu  
In the paper the issues of obtaining the rational structure of statically indeterminate steel concrete trussed beam of a foot bridge are described. The tie rod insertion is very efficient in increasing of the structure's carrying capacity, rigidity and (in many cases) economy.
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