The foregoing, in accordance with the latest version of the document defining the general guidelines for the construction of roads and bridges, as well as other technical instruments on the subject that Lanamme-UCR deems necessary.
SOLE TRANSITORY PROVISION- The National Laboratory of Materials and Structural Models (Lanamme-UCR) shall have a period of up to one year to issue the technical specifications outlined in Articles 2 and 3 of this law. Subsequently, the use of reusable material in road infrastructure works shall be carried out gradually and in stages as follows: at the end of the first three years of this law's effectiveness, at least fifteen percent (15%) of the total volume of materials purchased or produced by the State and the municipalities shall contain some percentage of reusable material; over the following two years, at least thirty percent (30%) shall do so; and, after five years, at least fifty percent (50%) shall contain some percentage of reusable material.
It shall take effect upon its publication.
Given at the Presidency of the Republic, San José, on the twenty-first day of the month of May of the year two thousand twenty.