The table below shows the financial ramifications of choosing the metal roof instead of the asphalt roof.
All numbers illustrate the cost differences between the two systems, rather than raw costs.
The metal system also continues to be cheaper to maintain than an asphalt roof would be, adding to the district s savings every year. Apples to Apples Life-cycle costing enables school planners to make wise buying decisions By Dorothy Wright Let s compare apples to apples. That s what every school district strives to do when making a major purchasing decision. When Manuel Pereira, A.I.A., joined the district seven years ago as director of planning and construction, he began applying the tool to other systems and components for new and renovated buildings, including roofing, flooring and siding. A life-cycle cost analysis requires mathematical calculation of the total cost of a system over its life.