Gantt charts are mapping techniques used in the administration of the production to illustrate graphically the orders against the weather as a series of horizontal lines.In 1957, Henry Laurence Gant ideo some simple graphical representations that allow you to measure the performance in actual work and at the same time clearly showed the projected works. This instrument of control of production was enthusiastically adopted by the shipbuilding industry at the time of the first Guerra Mundial.Tal medium made it possible for the first time compare the actual work with the original plan, and adjust daily programs according to the capacity, the initial program and the requirements of customers.The function of programming of the planning and control of production is extremely complex. Keep track of so many orders, machines and employees involved in the operation of a plant is difficult to visualize the situation, used mapping techniques applied to the field of the administration of the production by Henry Gantt. The basic concept of a Gantt chart implies graphically illustrate the orders against the weather as a series of horizontal lines
