Sustainable transport development has long been active in EU policy, it is defined by various documents, defined and expressed in various guidelines, ways to achieve it. In practice, it turns out that it is not so easy, as evidenced by the functioning of transport systems of individual member states, regions, metropolitan areas or cities.In Poland, also activities are undertaken related to the implementation of the principles of sustainable transport development into transport systems, in particular large metropolitan areas and metropolitan areas. Due to the continuous development of transport and ways of its implementation, there are still many problems that constitute a barrier to introducing the principles of sustainable transport development. The following article indicates the problems of implementing the principles of sustainable development of transport in the Metropolitan Area of Warsaw (OMW).

The article presents how of wagons and the train equipped with new information technologies allows to reduce the queues and time of in/out charging. It has been indicated that this allows significantly decreasing the probability of being in the state connected with time of waiting for unloading (queue) especially after case of disturbance caused by random events, including environmental conditions, weather conditions or failures.