Tana bridge is located on the E6 between East and West Finnmark as part of the national road network between Nordkjosbotn — Kirkenes.
Based on the adopted zoning plan, a new bridge shall be built over Tana river at the Tana bridge settlement. The new bridge shall replace the existing Tana bridge, a flexible and narrow suspension bridge of 220 m from 1948. The new bridge will be constructed 100 metres upstream of the old bridge.
A roundabout shall be built on each side of the bridge. Approximately 780 metres of FV890 and E6 will be new/upgraded, and in addition there will be approx. 580 m of footpath and bicycle path.
After the new bridge opens, the existing bridge will be demolished and removed.
Recreation areas shall be developed and restored on each side of the river, 1 with toilet facilities.
The new Tana bridge is a diagonal cable bridge with 1 centric cable plan of 22 cables.
The bridge will be 259 metres long.
— Ballast box/counterweight house 25 metres.
— Main span of 234 metres.
Tower and bridge girder are constructed in steel.
Asymmetric tower, where the tower legs cross each other at approximately 70 metres high.
The longest tower leg will have a height of 95 metres.
The bridge girder in the main span will be performed as a box suspended by the bracing cables [cable stays]. The bridge girder will be approximately 15 m wide with 2 driving lanes and footpath on both sides.
The tower foundation approximately 30 x 15 x 2,5 metres.
Ballast box/counterweight house approx. 25 x 15 x 11 metres.
Land abutments with storage and bridge joint.
The diagonal cables will be advertised in a separate contract and transferred to the facility and handed over to the contractor.
Effect lighting, and the traffic lighting of the bridge will be transferred as a parallel contract to the main contract. Site electricals are included in this contract.
The basis for the steel works is given as a combination of 3D model and work drafts.
The contract includes demolition, clearing and removal of the existing bridge. The construction is a suspended bridge. The distance between the towers is approximately 195 metres with a total length of approx. 220 m. The concrete shall be crushed for reuse, and all of the steel is to be delivered to an approved steelworks for recycling.