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Quejigares TBM excavation complete

29/01/2011
Quejigares TBM excavation complete On 11.01.2011 TBM EPB excavation of the second tube of Quejigares tunnel was completed on the 4.9 km Arroyo de la Viñuela-Quejigares section of the Antequera-Granada high speed line. The first breakthough (3,375 m) was in May, 2010. The tunnel will be equipped with 6 pedestrian safety tunnels, each 500 m-long with 14 sq m section. For more click es/132 and here. 04/11.



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