1. Introduction
The expansion of economic activities is influenced by the growth in various business sectors, including Freight transportation. Freight transportation, in particular, is one of today’s most important activities, not only as measured by its own share of a nation’s gross domestic product (GDP) [1], but also by the increasing influence that the transport and distribution of goods have on the performance of virtually all other economic sectors[2].Today, the goods distribution industry supplies a range of logistic services within a supply chain. It originally evolves from the provision of basic transportation of goods. Presently, the distribution business encompasses a number of supporting services which can include the provision of transport itself, as well as quality management, global market place, just-in-time inventory control and order processing, warehousing and storage.Increasingly sophisticated support services, such as order picking, packaging labeling, excise duties control and management, are also accounted for [3,4,5,6].