Viaduct over the River Narcea, 90% finished.

Work on the viaduct over the River Narcea continues to progress well. Piers P1, P2, P5 and P6, totaling 520 m are now completed and joined at the center of the span and the final P3 and P4 piers, 50 m and 110 m concreted respectively, with symmetrical end cantilevers of 85 m....
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