Parts of the existing water and frost protection, the aluminium plate vault shall be demolished and replaced with new water/frost protection. 2 new wreckage works shall be blasted with technical buildings. The tunnel sha…
ll also have new lights mounted on the cablial ladder. • Demolition of approx. 27,000 m2 metal plate vault • New installation of approx. 30,000 m2 water and frost protection • Purge and secure the rock behind the plate vault • Blasting 2 wreckage units with a technical building. • Blasting 4 rock ro
oms in hanger for mounting of ventilators Delivery and installation of 2 technical buildings. • Deliver and assemble the cable ladder through the tunnel. • Excavating ditch and laying conduits where we replace water and frost protection. •