Implementation of the completion of the sewers and expansion east of the consolidation and restoration of functional sewers extending east along the Via Ponzio, P.le Gorini and the Ways and Aselli Lomellina in Milan. The project consists of construction on behalf of the Metropolitana Milanese SpA of a section of sewer section multicenter for formation of a bypass of about 1km, as well as works of consolidation and restructuring of the sewer main is called Extension East.