The tunnel have a length of 1 750 m and a profile of 130 m2. It is located just north of Tønsberg Station and runs between Frodegata and Tomsbakken. Most of the tunnel is blasted, although 223 meters (732 ft) is in a concrete culvert.
Alkali-free accelerator for shotcrete Where to use • Securing surfaces during tunnelling. • Inner lining even in presence of very squeezing soils. • Shotcrete for structural tunnel repairs. •…
Alkali-free accelerator for shotcrete Where to use • Securing surfaces during…
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Tønsberg, Norvegia, Norway
