In total have been added to this line service, seven new stations of 8.7 km. which born in the middle of 1936 to be one of the oldest existing lines. After finish the planned extensions, Metro de Madrid will be the third largest underground network in the world, only surpassed by New York and Moscow subways.
In the course of 26 months have made a considerable effort by all entities involved in this project to complete this expansion following the new charges of use and design by the marked unification of Metro de Madrid and Mintra extending this subway to the single district of the capital that didn´t have this services. The Line 3 extension, will serve to 160,000 residents, and the connection to the Puerta del Sol with Usera stations, will take 15 minutes trip, and to district of Villaverde only 20 minutes trip.
As stated in previous paragraphs these facilities and materials will be enjoyed by the 160,000 habitants of these districts which every day use this line as a means of transportation.