sentences:  Oslo Package 3 is a political agreement between local and national politicians whereby state and municipal grants are combined with revenue from the toll ring to finance NOK 58 billion worth of transport infrastructure investments between 2008 and 2027.Ruter has requested NOK 100 million to upgrade the tunnel between Nationaltheatret and Majorstuen, where in some places there is only a few centimeters (about an inch) clearance between the tunnel wall and the trains.The upgrade would also include upgrades to the signaling system.