As train no. 12779 Vasco – H Nizamuddin Goa Express Special chugged out of the Margao railway station on Sunday afternoon, the South Western Railway (SWR) announced the commissioning of the 15.2 km double-tracked Margao-Chandor-Sanvordem route. The Margao-Sanvordem section is a part of the SWR’s Tinaighat-Vasco double-tracking project.