The most significant part of the work is the execution of the bored piles for the construction of the portals of the entrances to the new San Donato tunnel and the slope-supporting bulkheads, all with
Trevi S.p.A., a division of the Trevi Group, is carrying out - on behalf of Amplia S.p.A. - the works for the widening of the third motorway lane in the Florence South - Incisa section of the A1 motorway Milan - Naples. Specifically, the Trevi intervention covers the portion from km 306+986 to km 318+511.
The most significant part of the work is the execution of the bored piles for the construction of the portals of the entrances to the new San Donato tunnel and the slope-supporting bulkheads, all with