Mixing plant and related production methods

A construction method comprising:

• providing a mobile plant having dimensions of no more than 53 feet in length, 13 foot 6 inches in width, and 8 foot 6 inches in height, the plant including
• a first set of bins configured to contain and dispense granular materials,
• a second set of bins configured to contain and dispense powdery material,
• a tank configured to contain a liquid;
• and
• a horizontal, twin-shaft mixer positioned below the first and second set of bins and configured to receive, mix, and discharge the powdery and granular materials;
• pre-weighing the granular and powdery materials and the liquid;
• mixing the granular and powdery materials in the mixer;
• and
• transporting the mobile plant to a job site.

A construction plant comprising:

• a first set of bins configured to contain and dispense granular materials;
• a second set of bins configured to contain and dispense powdery materials;
• at least one tank configured to contain a liquid material;
• at least one load cell associated with each of the bins and the tank, wherein said load cell is configured and positioned to weigh the material contained within the associated bin or tank;
• a mixer configured to receive and mix materials discharged from the first and second sets of bins;
• a first conveying assembly configured to transport granular materials from the first set of bins to the mixer;
• a second conveying assembly configured to transport powdered materials from the second set of bins to the mixer;
• a controller electronically coupled to each of the load cells, the first and second conveying assemblies, and the mixer, and configured to operate the first and second conveying assemblies and the mixer in response to information received from the load cells;
• and
• a frame configured to serve as a base to support the first and second sets of bins, the mixer, and the first and second conveying assemblies and to keep the construction plant as a unit for convenient transportation;
• and
• wherein the plant has a maximum dimension of no more than 53 feet in length, 13 foot 6 inches in width, and 8 foot 6 inches in height.