Kolkata: The largest underground facility of India to be set up at Metro Railway’s Biman Bandar (airport) station yard. The construction work of the project is expected to be completed by 2021.
The general manager of metro, Ajay Vijayvargiya reviewed the progress of the construction along with senior officials. He stressed on the need to fasten up work to meet the deadline.
At Biman Bandar, the station to integrate and connect Netaj Subhas Chandra Bose International Airport to Tollygunge, Garia, Salt Lake, Howrah and later Barasat.
Metro Railway CPRO Indrani Banerjee said that they are using top, down, cut and cover methodology for construction. The site is situated at old elevated Biman Bandar station of Circular Railway, not in use at the moment.
Banerjee added that the underground facility is 550m-long and 41.6m-wide yard, it will have six tracks. Construction work is happening at breath neck speed, diaphragm wall and plunge piles are nearing completion and building of top slab in progressing well.
A huge yard is necessary at the airport as it has the junction of two prime metro alignments – 32-km Kavi Subhash-Biman Bandar (via Rajarhat) link and 6.873-km Noapara-Airport stretch. Even the East-West Metro Corridor linking Howrah Maidan and Salt Lake Sector-V is too scheduling a loop to the airport.
Banerjee said that the yard will be made with modern facilities comprising of reversal of rakes and stabling.
The Noapara-Airport extend is element of the 18.13-km-long Noapara-Barasat link. It is expected that two Kolkata Metro stations – Dum Dum Cantonment and Jessore Road – will come up between Noapara and Airport. Work at these two stations is nearly 70% complete. Viaduct for the project has been concluded for 2.48 km.
An official shared that the progress of the project has been good during 2018-19, registering an overall financial progress of 23.49%. In 2018-19 itself 14.4% was achieved. Till June 2018, a total of 30.89 crore was spent on the project. In order to complete the project, 750 sqm land to be acquired and three residential buildings in Digla mouza is necessary, added the official.