Road transportation has great significance. By the land transport will transport Thai by are thought of as 84-88% of transport. And the United States are thought of as 45% land transport is the transport has been popular. Because it is convenient to get the goods from the Point - to Point is from the Upstream Suppliers until Customers End and transport rate is not high compared with the air transport. The freight will vary depending on the quantity and distance of truck transportation. However. Transportation cost is higher than the railway loading Which has the disadvantages of time transport over land. And the cargo cannot transfer a Point To Point main problem of transportation by truck Is the loss of time and cost during the trip back, which usually no goods.