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Transportation Assignment Network Models: Hardrock Concrete Co

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1. The Hardrock Concrete Co has plants in three locations and is currently working on 3 major construction projects, each located at a different site. The shipping cost per truckload of concrete, daily plant capacities and daily project requirements are provided in the table above.

(a) formulate an initial feasible solution to Hardrock's transportation problem using Northwest corner rule. Then evaluate each unused shipping route by computing all improvement indices. Is this solution optimal? Why?

(b) Is there more than one optimal solution to this problem? Why?

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1. The hardrock concrete company has plants in three locations and currently working on 3 major construction projects, each located at a different site. The shipping cost per truckload of concrete, daily plant capacities, and daily plant requirements are provided in the table
FROM/TO PROJECT A PROJECT B PROJECT C PLANT CAPACITIES
PLANT 1 10 4 11 70
PLANT 2 12 5 8 50
PLANT 3 9 7 6 30
PROJECT REQUIREMENTS 40 50 60 150
1. Formulate an initial feasible solution to hardrock's transportation problem using the northwest corner rule. Then evaluate each unused shipping route by ...

Solution Summary

The solution examines network models for transportation assignments for Hardrock Concrete Co.

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