On March 11, 2016, a 1 billion zł (€225 million) contract was awarded to the Italian company, Astaldi to build the first phase of the North-East second subway line extension with 3.2 kilometres (2.0 mi) of track and 3 stations: Szwedzka, Targówek and Trocka. On April 30, construction on Szwedzka station started, and on May 2, the other two stations started construction.