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March 25, 2019


 Road tunnels and technology in an operational perspective
Arild Petter Sovik, Tunntech Global News

Road, drainage & construction

Several innovative businesses are working with new better materials to provide tunnel owners with construction elements that uses materials well…
An important part of upgrades and rehabilitation of tunnels is to protect side area that represent a risk for collisions.…
To make portal area more traffic safe, there has been a desire to look into systems to prevent icing. This…
Cavidrain® is a preformed geocomposite drainage system designed to relieve water penetration and reduce hydrostatic pressure within tunnel constructions.
Directive 2004/54/EC on minimum safety requirements for tunnels says the drainage of flammable and toxic liquids shall be provided for…
Increased quality in order to extend the constructions lifetime to 100 years and thereby avoid renovations or new construction. This…
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