Concrete is made in a ready mixed facility like this one. The concrete is made from cement, sand or gravel, and several other ingredients together with water. They are usually stored separately in silos and bins and only mixed and blended in a rotating drum mounted on a truck while being transported to the work site.
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This facility is situated near a harbor (1) where the raw materials are delivered by ship. They are unloaded by a crane and stored in the open air (2). The ingredients are then processed and stored in silos (4, 5).