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Val di Sambro holing

12/11/2014
Val di Sambro holing

On 08.11.2014 breakthrough was achieved on the 3.9 km-long Val di Sambro tunnel on A1, between Firenze and Bologna. The contract was awarded to the JV Vianini Lavori/Toto/Profacta. Click it/21 for tunnelbuilder archive. Visit www.totospa.it. 46/14.



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