On Transport Task with Due Regard to Real Requirements

The cargo transportation volumes increase annually all over the world. Transportation companies face a very difficult task concerning the definition of the optimal routing and vehicle loads. Such task is known as Vehicle Routing Problem (VPR). The application of the classical approach to the task description is quite complicated due to the fact that it does not take into account a lot of parameters which define the crucial criteria of the successful operation of the company such as: consideration of the vehicle characteristics and characteristics of the cargo to be transported, variety of depots and open route, the possibility of partial loading/unloading of the vehicle at the itinerary points, transportation of cargo which consists of various goods, consideration of the service priority of the point. So the article deals with the complex transportation task. Actual local features for transport enterprises were found out. The article also contains the formulation of the problem for wide-spread practical applications, the mathematical model of the complex transportation task.

transportation task, vehicle routing problem, transportation routing, transport flow, heuristic methods