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Norvegia-Lillehammer: Lavori di costruzione
Avviso di aggiudicazione di appalto
Risultati della procedura di appalto
Sezione I: Amministrazione aggiudicatrice
Indirizzo principale: www.vegvesen.no
Indirizzo del profilo di committente: https://kgv.doffin.no/ctm/Company/CompanyInformation/Index/2779
Sezione II: Oggetto
Renovation of Nordby and Smiehagen tunnels, the Norwegian Public Roads Administration, Eastern Region.
The Nordby tunnel was opened in 1992 with a 2 tunnel courses, each with 2 lanes in the opposite directions. The tunnels has 5 technical rooms, of which 3 are located in the tunnel. The tunnel's total length is 3 850 metres.
Smiehagen tunnel was opened in 1999 with 1 tunnel with 2 lanes in 1 direction. The tunnel has a technical room that is located in the open air (above the tunnel). The tunnel's total length is 892 metres.
The work involves a complete renovation of Nordby and Smeihagen tunnels on the E6 in Follo. In addition there is approx. 6.6 km of work in open air zones (Nordby north — Ringnes, called Vinterbrosletta 2.1 km); Nordby south — Smeihagen 0.8 km; Smiehagen south — Korsegården 3.7 km. Portals and signs with the accompanying ditches shall be established in the open air zones.
The work shall primarily be carried out on 1 lane at a time, with traffic in the other lane. The work in the open air and in the tunnel shall mainly be carried out at night, with the exception of 2 closure periods of a total of 5 months.
The renovation of the Nordby and Smiehagen tunnel.
The expansion for 3 technical rooms in the Nordby tunnel, of which 1 350 m3 rock shall be removed by using wire sawing.
The expansion of 3 technical rooms outside the tunnels (open-air zones)
All electrical technical equipment shall be replaced:
— New ventilation systems in both tunnels.
Rock protection systems behind arches.
Fire protection measures in tunnel rooms and smoke protection measure for emergency ways.
Sezione IV: Procedura
Sezione V: Aggiudicazione di appalto
Sezione VI: Altre informazioni