N.R. NO 421 OF LAKES OF MOLVENO AND TENNO: ARRANGEMENT IN THE SECTION BETWEEN SAN LORENZO IN BANALE AND LOC. NEMBIA

N.R. No 421 of Lakes of Molveno and Tenno: arrangement in the section between San Lorenzo in Banale and Loc. Nembia consisting of a viaduct of about 30m, two road sections in a trench and one in road embankment, a tunnel about 700 meters long with 2 security platforms, two small areas and an escape tunnel about 40 meters long. The section in the tunnel called "Moline", is about 700 m. long, with working section being high not less than 4.5 m on the edge of the side strip and 7 m wide, with two safety sidewalks, at about 270 meters from the tunnel main entrance. An escape tunnel has been created, with a track of about 40 m and a section of about 4x4 m. The work is completed by a viaduct of about 300 m with a span of 30m, needed to cross a small valley, though normally is dry, has a rain catchment area of a few km2 and is therefore able to carry the water in case of exceptional rainfall events with high amounts of water.

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