Subsea road tunnel Solbakk, Norway – driving works



General contractor

AF GROUP, Norway

Construction period

July 2013 – December 2019

Objects description: Construction of the worlds longest sub-sea road tunnel, part of the Ryfast project.

  • E 01 preparing of site installation,
  • E 02 Solbakk Tunnel – two separate tubes with two-lane routes, length of 14,3 km.

Construction technology: Drilling Works, tunnel is driven by the NTM – Norway Tunnelling Method – by using blasting works.

Executed works:

  • preparing of site installation,
  • drilling and blasting works,
  • installation of CT bolts.