Construction work

Description

The Steggja tunnel is 1 549 metre long. A breakdown bay must be blasted with an accompanying niche for a technical building. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. The Finnsås tunnel is 2 412 metre long. Two breakdown bays must be blasted with accompanying niches for technical buildings. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. The Kolnos tunnel is 658 metre long. A breakdown bay must be blasted with an accompanying niche for technical building. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. The Steggja tunnel is 1 549 metre long. A breakdown bay must be blasted with an accompanying niche for a technical building. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. Main quantities: — the demolition and removal of the current PE foam — blasting works for breakdown bays — blasting works for niches for technical buildings — the delivery of new technical buildings — blasting works for new emergency stations — new water/frost protection work — trenches on both sides of the tunnels — the delivery and installation of a prefabricated cable duct including manholes — new flushing water pipes with sandtraps. The Finnsås tunnel is 2 412 metre long. Two breakdown bays must be blasted with accompanying niches for technical buildings. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. Main quantities: — the demolition and removal of the current PE foam — blasting works for breakdown bays — blasting works for niches for technical buildings — the delivery of new technical buildings — blasting works for new emergency stations — new water/frost protection work — trenches on both sides of the tunnels — the delivery and installation of a prefabricated cable duct including manholes — new flushing water pipes with sandtraps. The Kolnos tunnel is 658 metre long. A breakdown bay must be blasted with an accompanying niche for technical building. Trenches must be excavated on both side of the tunnel for electrical installations and a flushing water pipe with sand traps. Main quantities: — the demolition and removal of the current PE foam — blasting works for breakdown bays — blasting works for niches for technical buildings — the delivery of new technical buildings — blasting works for new emergency stations — new water/frost protection work — trenches on both sides of the tunnels — the delivery and installation of a prefabricated cable duct including manholes — new flushing water pipes with sandtraps.