Nowadays, the concrete is one of the most and widely used construction material, and is consumed about 9 billion tons per year, and which is the second widely used resource only inferior to water in the earth. The concrete used by the construction project is usually supplied by the Ready-Mixed Concrete factory. The development of Ready-Mixed Concrete is a symbol of industrialization of construction. So comprehensively using the Ready-mixed concrete is the tendency of China and the whole world.For a Ready-Mixed Concrete factory, although raw materials, such as sand, cement, and aggregates, present important costs to factory, the costs related to operating RMC trucks could be more critical to its revenues. Beside that, because of the special characteristic of Ready-Mixed Concrete, especially its strict time constraints, the dispatching of Ready-Mixed Concrete truck is a very difficulty problem. Right now, the whole industry commonly distributes the Ready-Mixed concrete by the... |