Works to build the 3rd lot – 2nd section of the Grande Viabilità di Trieste (Padriciano – Cattinara Section)

Construction of motorway lot around 6 kilometres long, including:

– Double barrel-vault Carso tunnel, 2,650×2 lm long

– Double barrel-vault Cattinara tunnel, 220×2 lm long

– Double-carriageway Cattinara viaduct with 4 spans measuring 70 + 90 + 90+ 70 lm

– Junctions of Cattinara, Castelliere and Padriciano with viaducts in reinforced concrete and artificial tunnels

– Technological plants – road superstructures and paving