Full rehabilitation of 12 tunnels in Northern Norway for the Norwegian Public Roads Administration

OneCo can handle large and complex transport projects with high quality and efficiency. In this project, OneCo was the main contractor with a turnkey contract with interaction. The project included the complete rehabilitation of a total of 12 tunnels with responsibility for planning, design, coordination and execution of all electrical work. The contract form was a turnkey contract with interaction, which meant that we took responsibility for the project as a whole, from start to finish.

Customer: Norwegian Public Roads Administration, region north
Project period: 2016 - 2021
Project value: 825 million kroner
Total number of hours: 360,000 hours
H1/H2 values:

• 2020: H1: 0 and H2: 21,2
• 2021: H1: 0 and H2: 18,82
• 2022 (H1): H1: 0 and H2: 9,34

Work performed:

• Demolition and disposal of existing equipment
• Construction of new technical buildings
• Water and frost protection
• Switchboards for emergency power and low voltage supply
• Establishment of new guideways
• Distribution boards with freestanding light control
• Radio/DAB
• New lighting and security lighting
• Escape lights and new emergency stations
• Fibre installations
• Traffic management
• New equipment for closing signals and barriers
• Documentation

Co-operation with subcontractors:

We have collaborated with several skilled subcontractors to ensure high quality in all aspects of the project:

• TE OneCo Infra: In-house electrical worker
• UE Scanmatic AS: Automation
• EU Implenia: Groundworks
• UE Norconsult: Project planning