The road construction and the infrastructure represent the main activity of the company Pragosa Construções, that has been continuously seeking to keep up with the technical and technological innovations using the high technical capacity of its own resources.
- I.C 2 (E.N. 1) – Road construction between km 79+889 and km 118+990;
- E.N. 9 – Construction between São Pedro da Cadeira e Torres Vedras;
- Road Atlântica, Marinha Grande;
- IC2 – Road construction between km 58+100 (Quebradas) and km 65+200 (Asseiceira);
- Road conception and construction in Alenquer.
