Jernbaneverket shall upgrade the Drammen line between Lysaker and Sandvika. The work under this contract includes the technical construction groundwork for this upgrade. The main work will be performed during the period of August 2013 until November 2014, while the FDV and other Authorities will be responsible for delivery after the implementation. Technical railway works will be performed in separate contracts.

During the contract period there will not be regular train traffic between Sandvika and Stabekk, and during some of the work period there will not be any traffic between Lysaker and Stabekk.