The design method how to increase the reliability of the railroad underframe frictional dampers has been given. The new design for frictional wedge has been suggested, it helps to decrease both the wear of friction wedge and the deterioration of the connected with shpinton sleeve.
The results of investigation of interaction of two contiguous types of sea and railway transport are presented by means of the method of factor-by-factor analysis. Logistic system of management by the freight and wagon traffics is offered, which will allow considerably to shorten time of transfer of freight units from one type of transport to another.
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