This is a detailed report of the activities carried out during a period of sixteen weeks of professional practice providing support to the technical, administrative and financial supervision carried out, to the rehabilitation of the flexible pavement structure in the most critical sections in an approximate length of 1.50 km of the la boa - Yaguará road from k0 + 000 to k15 + 500 - in the municipality of Yaguará in the company Unión temporal vías Yaguará as an interventory assistant; of which the advisor on the part of the company was the ing. Argelio Cerquera Araujo and by the Cooperative University of Colombia the ing. Julio César Garzón Calderón; ; This being one more requirement to obtain the professional degree in civil engineering.