According to the different properties of a manufacturing process – mainly, the productive capacity and the variety of products ‐ the workstations should be organized appropriately. It is possible to refer to a schematic classification, represented in Figure 1 [15], that highlights the presence of four kinds of layout.Fixed position: this is used for the realization of very big products, such as ships, aircrafts and heavy machinery [16]. Job‐shop: this is the production area is divided into different departments, each of which is specialized in a particular technology [17].Cellular layout: this is characterized by cells (namely, groups of different workstations) and used to produce similar products of few different