In this paper we present our research works centered on a problematic which attract the attention of many researchers and decision maker, which is the traceability of the product. we are interested more precisely to the traceability in the field of goods transportation, by proposing a modeling approach of the relative data to freight, the result of this modeling, was used in the form of a centr...

Tactical planning of operations is comprised of a set of interrelated decisions that aim to ensure an optimal allocation and utilization of resources to achieve the economic and customer service goals of the company. Tactical planning is particularly vital for intercity freight carriers that make intensive use of consolidation operations. Railways and less-than-truckload motor carriers are typi...

Very few research efforts have been spent on the coordination of plans and operations of independent carriers in an intermodal transportation chain. The impact of this lack of collaboration and coordination is shown in an accordant scenario and first ideas are presented to overcome this situation following the principles of decentralized planning.

Given the security problems of the urban rail transportation, this paper proposes a methodology for congestion risk evaluation and precaution in order to guarantee the safety of passengers and improve the operation efficiency in metro stations. To begin with, we selected the retention rate of the platform, the waiting rate of the ticket gate and the transfer efficiency as the indexes for the st...