 Since 2014, construction on the system had stalled, but an 84.6 million Ruble contract was awarded to the Russian firm Sibmost to carry out detailed design studies on completing the light metro line, from Biblioteka Pushkina to Prospekt Rokossovskogo, with five stations.On September 9, 2015, it was announced that the construction will continue, in view of the high cost of preserving and maintaining the core structural features of the metro.All of the stations will be shallow.