Planned maintenance and upgrading of the "Torrenieri" tunnel on the SS2 Cassia at Montalcino, in the province of Siena, carried out for Anas. The works include structural repair of the tunnel crown by hydrodemolition, replacement of the technological systems and resurfacing of the pavement, executed in phases with the road kept partly in service.

Our appointment: site health and safety engineering for the works, appointed by Anas.

Technical highlights: confined-space works in an operating road tunnel, with phased closures and single-lane running to maintain traffic.