SPANISH high speed infrastructure authority GIF has now awarded all four contracts to build the 25 km Pajares base tunnel on the León - Oviedo route (RG 6.03 p345). Lot 1, covering both bores on the 10·5 km Pola de Gordón - Folledo section, has been awarded to FCC Construcción and Necso Entrecanales Cubiertas for i531·7m.
Comprising the 4 km Folledo - Viadangos section, an emergency access shaft and crossover tunnels, Lot 2 has been awarded to Dragados, ACS and Obras Subterr