The tunnel consists of a rock tunnel of 420 m as well as a uncompacted tunnel in the north at 150m. Internally, the mountain tunnel is clothed with concrete elements and Ekberg vault. The uncompacted tunnel is built of elements. Main quantities, not exhaustive: • Construction of a standard technical …
Procedura aperta, ai sensi dell’art. 71 del D. Lgs. n. 36/2023 e ss.mm.ii., per l’affidamento della esecuzione dei lavori concernenti la frana di Bema sul torrente Bitto - realizzazione ed adeguamento del collegamento viario col fondovalle, c.d. “Galleria di Bema” - stralcio funzionale dalla pK 0+000 alla pK 0+958,79 Procedura …
Le présent marché prévoit la pose de plaques phono-absorbantes situées à chaque portail des ouvrages autoroutiers souterrains de Vernier (~1700m2), de Chèvres (~1700m2) et de Confignon (~1700m2) sur la N01. Les éléments existants, y compris leurs systèmes de fixation, sont déjà démontés au début des travaux. Der vorliegende Auftrag umfasst …
County road 42 along the east side of Sirdalsvatn between Haughom and Tonstad is narrow, exposed to landslides and the Gåseheller tunnel from 1989 does not meet the requirements of the EU tunnel safety directive. The topography in this area is steep mountains on one side of the county road …