Concrete ties price evolution. IT04
Concrete sleepers represent a significant cost in track renewal construction contracts.
The production of these sleepers is immersed in the general conditions of the economy and the amount of public investment destined for railway. The main variable costs are steel, concrete, and work labor, while the indirect costs are many and highly variable.
In this article I go through a polynomial that highlights these direct costs and some industry considerations to accompany this curve with other indicators.
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