Mudejar Highway A-23. Nueno-Congosto de l'Isuela section
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Huesca
Construction of the section of the A-23 Mudéjar Highway between Nueno and Congosto del Isuela, Huesca, with a length of 5,046.82 meters, consisting of two two-lane carriageways. This section of highway also included a junction in Arascués, 10 structures, and a tunnel in Nueno built using the new Austrian tunneling method.